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56236612053 = 3196116173889
BaseRepresentation
bin110100010111111101…
…101001100111010101
312101011020002220000110
4310113331221213111
51410133033041203
641500145433233
74030411213116
oct642775514725
9171136086013
1056236612053
1121939112a96
12aa9563b819
1353c2b7150b
142a16b3220d
1516e2169d03
hexd17f699d5

56236612053 has 16 divisors (see below), whose sum is σ = 80222494400. Its totient is φ = 34935598080.

The previous prime is 56236612037. The next prime is 56236612079. The reversal of 56236612053 is 35021663265.

It is not a de Polignac number, because 56236612053 - 24 = 56236612037 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 (56236612013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8083468 + ... + 8090421.

It is an arithmetic number, because the mean of its divisors is an integer number (5013905900).

Almost surely, 256236612053 is an apocalyptic number.

It is an amenable number.

56236612053 is a deficient number, since it is larger than the sum of its proper divisors (23985882347).

56236612053 is a wasteful number, since it uses less digits than its factorization.

56236612053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16173972.

The product of its (nonzero) digits is 194400, while the sum is 39.

The spelling of 56236612053 in words is "fifty-six billion, two hundred thirty-six million, six hundred twelve thousand, fifty-three".

Divisors: 1 3 19 57 61 183 1159 3477 16173889 48521667 307303891 921911673 986607229 2959821687 18745537351 56236612053