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52312504511 = 53987028387
BaseRepresentation
bin110000101110000100…
…010111100010111111
312000000202012120110002
4300232010113202333
51324114000121021
640010530304515
73531231644261
oct605604274277
9160022176402
1052312504511
1120205054a03
12a17b42813b
134c18ba26a7
1427638d5b31
1515628d650b
hexc2e1178bf

52312504511 has 4 divisors (see below), whose sum is σ = 53299532952. Its totient is φ = 51325476072.

The previous prime is 52312504507. The next prime is 52312504553. The reversal of 52312504511 is 11540521325.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 52312504511 - 22 = 52312504507 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52312500511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 493514141 + ... + 493514246.

It is an arithmetic number, because the mean of its divisors is an integer number (13324883238).

Almost surely, 252312504511 is an apocalyptic number.

52312504511 is a deficient number, since it is larger than the sum of its proper divisors (987028441).

52312504511 is an equidigital number, since it uses as much as digits as its factorization.

52312504511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 987028440.

The product of its (nonzero) digits is 6000, while the sum is 29.

The spelling of 52312504511 in words is "fifty-two billion, three hundred twelve million, five hundred four thousand, five hundred eleven".

Divisors: 1 53 987028387 52312504511