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56542571336 = 23171388329947
BaseRepresentation
bin110100101010001100…
…110010101101001000
312101221112211020020202
4310222030302231020
51411244344240321
641550355311332
74041114632516
oct645214625510
9171845736222
1056542571336
1121a858977a9
12ab5bbab548
135441377904
142a456174b6
15170de5470b
hexd2a332b48

56542571336 has 32 divisors (see below), whose sum is σ = 112265468640. Its totient is φ = 26605463808.

The previous prime is 56542571291. The next prime is 56542571401. The reversal of 56542571336 is 63317524565.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1873115 + ... + 1903061.

It is an arithmetic number, because the mean of its divisors is an integer number (3508295895).

Almost surely, 256542571336 is an apocalyptic number.

It is an amenable number.

56542571336 is a deficient number, since it is larger than the sum of its proper divisors (55722897304).

56542571336 is a wasteful number, since it uses less digits than its factorization.

56542571336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43853 (or 43849 counting only the distinct ones).

The product of its digits is 2268000, while the sum is 47.

The spelling of 56542571336 in words is "fifty-six billion, five hundred forty-two million, five hundred seventy-one thousand, three hundred thirty-six".

Divisors: 1 2 4 8 17 34 68 136 13883 27766 29947 55532 59894 111064 119788 236011 239576 472022 509099 944044 1018198 1888088 2036396 4072792 415754201 831508402 1663016804 3326033608 7067821417 14135642834 28271285668 56542571336