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56203180492 = 22139101084857
BaseRepresentation
bin110100010101111110…
…000111100111001100
312101001220012101112111
4310111332013213030
51410101003233432
641452553113404
74026524103034
oct642576074714
9171056171474
1056203180492
11219212593a8
12aa863b8864
1353b8c67624
142a1250c8c4
1516de264347
hexd15f879cc

56203180492 has 12 divisors (see below), whose sum is σ = 99063160840. Its totient is φ = 27899420256.

The previous prime is 56203180459. The next prime is 56203180493. The reversal of 56203180492 is 29408130265.

It is not an unprimeable number, because it can be changed into a prime (56203180493) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50541873 + ... + 50542984.

Almost surely, 256203180492 is an apocalyptic number.

It is an amenable number.

56203180492 is a deficient number, since it is larger than the sum of its proper divisors (42859980348).

56203180492 is a wasteful number, since it uses less digits than its factorization.

56203180492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101085000 (or 101084998 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 40.

The spelling of 56203180492 in words is "fifty-six billion, two hundred three million, one hundred eighty thousand, four hundred ninety-two".

Divisors: 1 2 4 139 278 556 101084857 202169714 404339428 14050795123 28101590246 56203180492