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Is 2147483648 the largest number you can manipulate?

On today’s Linux systems, 2147483648 is NOT even close to the largest numbers that you can manipulate. Just take a look at this little excerpt from my playing around on the command line on my AWS system: Obviously, the numbers that you can work with on the command line can take on a much larger range of values.

Who created 2147483648?

Created by TheReal4096. Original 2147483648 created by CyberZHG. Based on 2048 created by Gabriele Cirulli. Which was in turn based on 1024 by Veewo Studio and conceptually similar to Threes by Asher Vollmer.

Is 2147483648 promoted to anything?

2147483648 is not promoted to anything. It has the type int, long or long long (whichever is the smallest it can fit in). "promote" refers to a value which actually does have a type narrower than int, being changed to a value of different type when used in an expression

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