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56235256611 = 323815003719
BaseRepresentation
bin110100010111111000…
…011110101100100011
312101011010120000200220
4310113320132230203
51410132211202421
641500100414123
74030363536312
oct642770365443
9171133500626
1056235256611
1121938377696
12aa950a7343
1353c27b8591
142a1689c279
1516e1e9d3c6
hexd17e1eb23

56235256611 has 8 divisors (see below), whose sum is σ = 78240357120. Its totient is φ = 35860163592.

The previous prime is 56235256603. The next prime is 56235256643. The reversal of 56235256611 is 11665253265.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 56235256611 - 23 = 56235256603 is a prime.

It is a super-2 number, since 2×562352566112 (a number of 22 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (56235256601) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 407501791 + ... + 407501928.

It is an arithmetic number, because the mean of its divisors is an integer number (9780044640).

Almost surely, 256235256611 is an apocalyptic number.

56235256611 is a deficient number, since it is larger than the sum of its proper divisors (22005100509).

56235256611 is a wasteful number, since it uses less digits than its factorization.

56235256611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 815003745.

The product of its digits is 324000, while the sum is 42.

The spelling of 56235256611 in words is "fifty-six billion, two hundred thirty-five million, two hundred fifty-six thousand, six hundred eleven".

Divisors: 1 3 23 69 815003719 2445011157 18745085537 56235256611