Go back
perfect numbers.

perfect numbers.

General

1 edit
Vote Up
Vote Down

Originally posted by Nordlys
Yes, sorry, I wasn't precise. Its divisors excluding itself.
any number has an infinite number of divisors.mabey?

Vote Up
Vote Down

Originally posted by windmill
what's the first one and why?
69

Vote Up
Vote Down

Originally posted by windmill
any number has an infinite number of divisors.mabey?
In the field of reals, yes, but not in the Euclidean domain of integers.

Vote Up
Vote Down

Originally posted by Crowley
69
Thank you... I am surprised this one took til the second page to be mentioned.

I second this as the first perfect number.

Vote Up
Vote Down

Originally posted by KnightWulfe
Thank you... I am surprised this one took til the second page to be mentioned.

I second this as the first perfect number.
It's the peer pressure, I promise!

Vote Up
Vote Down

Originally posted by c99ux
At least I can spell "maths"...
I can too, but we don't say "maths" here, we say "math". It wasn't a misspelling.

Vote Up
Vote Down

Originally posted by Nordlys
6, because its divisors add up to the number itself.
37,23, 32.