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If you're mining Bitcoin, you do not need to figure the total value of the 64-digit number (the hash). I repeat: You do not need to calculate the total value of a hash.

Bear in Mind that ELI5 analogy, where I wrote the number 19 on a piece of paper and put it in a sealed envelope

In Bitcoin mining conditions, that metaphorical undisclosed number in the envelope is called the target hash.

What miners are doing with these tremendous computers and dozens of cooling fans is guessing in the hash. Miners create these guesses by randomly generating as many"nonces" as possible, as fast as possible. A nonce is short for"number only used once," and the nonce is the key to generating these 64-bit hexadecimal numbers I keep talking about.

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The primary miner whose nonce generates a hash that is less than or equal to the target hash is awarded credit for completing that block, and is awarded the spoils of 12.5 BTC. .

In theory you could Attain the Exact Same aim by rolling a 16-sided expire 64 times to arrive at random numbers, but why on earth would you want to do this

The screenshot below, taken from the website Blockchain.info, might enable you to put all this information together in a glance. You are looking at a summary of everything that happened when obstruct #490163 was mined. The nonce that generated the "winning" hash was 731511405. The target hash is shown on top.

As you see here, their contribution to the Bitcoin community is they confirmed 1768 transactions for this block. If you really want to find all 1768 of those transactions for this block, go to this page and scroll down to the heading"Transactions." .

There's no minimum target, but there is a maximum target set by the Bitcoin Protocol. No target can be higher than this number:

Here are some examples of randomized hashes and the criteria for if they will lead to achievement for the miner:

You would have to find a fast mining rig , more realistically, join a mining pool--a bunch of miners who combine their computing power and divide the mined bitcoin. Mining pools are comparable to those Powerball clubs whose members buy lottery tickets en masse and agree to share any winnings. A disproportionately large number of cubes are mined by pools rather than by individual miners. .

In other words, it is literally just a numbers game.  You cannot imagine the pattern or make a prediction based on preceding goal hashes. The difficulty level of the most recent block at the time of writing is 2,874,674,234,416, i.e. the chance of any given nonce producing a hash beneath the goal is just 1 in 2,874,674,234,416--significantly less than 1 in two trillion. .

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The aforementioned website Cryptocompare offers a very helpful calculator which allows you to plug in numbers like your hash speed, power costs etc., to estimate the costs and benefits.

Mining benefits are paid into the miner who discovers a solution to the puzzle , and also the probability that a participant is going to be the one to find the solution is equal to the portion of the total mining energy on the network.  Participants with a small percentage of their mining power stand a tiny chance of discovering the next block on their own.  For instance, a mining card that one could buy to get a couple thousand dollars would represent less than 0.001% of their network's mining power.  With such a small chance at finding the next block, it might be a long time before that miner finds a block, and also the problem going up makes things even worse.  The miner may never recoup their investment.  The answer to this problem is mining pools.  Mining pools are operated by third parties and coordinate groups of miners.  By working together in a pool and sharing the payouts amongst participants, miners can find a steady stream of bitcoin starting the afternoon that they trigger their miner.  Statistics on a few of the mining pools can be seen on Blockchain.info. .

Sure. As mentioned, the easiest way to acquire Bitcoin is to purchase it on an exchange like Coinbase.com. Alternately, you can always leverage the"pickaxe strategy". This is based on the old saw that during the 1848 California gold rush, the smart investment was not to pan for gold, but instead to create the pickaxes taken for mining.

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In a crypto context, the pickaxe equivalent would be a company that manufactures equpiment utilized for Bitcoin mining. You can start looking see this page into companies that make ASICs miners or GPU miners. .