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57160156551 = 319053385517
BaseRepresentation
bin110101001111000000…
…101100010110000111
312110112120220210220020
4311033000230112013
51414031000002201
642131540310223
74062324212511
oct651700542607
9173476823806
1057160156551
1122272466703
12b0b29a2373
13550c2bc754
142aa365abb1
151748297a36
hexd4f02c587

57160156551 has 4 divisors (see below), whose sum is σ = 76213542072. Its totient is φ = 38106771032.

The previous prime is 57160156511. The next prime is 57160156609. The reversal of 57160156551 is 15565106175.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 57160156551 - 27 = 57160156423 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57160156511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9526692756 + ... + 9526692761.

It is an arithmetic number, because the mean of its divisors is an integer number (19053385518).

Almost surely, 257160156551 is an apocalyptic number.

57160156551 is a deficient number, since it is larger than the sum of its proper divisors (19053385521).

57160156551 is a wasteful number, since it uses less digits than its factorization.

57160156551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19053385520.

The product of its (nonzero) digits is 157500, while the sum is 42.

The spelling of 57160156551 in words is "fifty-seven billion, one hundred sixty million, one hundred fifty-six thousand, five hundred fifty-one".

Divisors: 1 3 19053385517 57160156551