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56172326227 = 616131150197
BaseRepresentation
bin110100010100001000…
…011010110101010011
312100222202010211102221
4310110020122311103
51410020103414402
641445531521511
74026000615643
oct642410326523
9170882124387
1056172326227
11219058a5106
12aa77bb9297
1353b2753874
142a0c39a523
1516db6bc337
hexd1421ad53

56172326227 has 8 divisors (see below), whose sum is σ = 57102876432. Its totient is φ = 55242088800.

The previous prime is 56172326201. The next prime is 56172326257. The reversal of 56172326227 is 72262327165.

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

It is a cyclic number.

It is not a de Polignac number, because 56172326227 - 27 = 56172326099 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56172326257) 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, 298893 + ... + 449089.

It is an arithmetic number, because the mean of its divisors is an integer number (7137859554).

Almost surely, 256172326227 is an apocalyptic number.

56172326227 is a deficient number, since it is larger than the sum of its proper divisors (930550205).

56172326227 is a wasteful number, since it uses less digits than its factorization.

56172326227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156389.

The product of its digits is 423360, while the sum is 43.

The spelling of 56172326227 in words is "fifty-six billion, one hundred seventy-two million, three hundred twenty-six thousand, two hundred twenty-seven".

Divisors: 1 61 6131 150197 373991 9162017 920857807 56172326227