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57145875154 = 264744162191
BaseRepresentation
bin110101001110001010…
…001101101011010010
312110111121001020111121
4311032022031223102
51414013321001104
642130310232454
74062061632004
oct651612155322
9173447036447
1057145875154
11222653a18a5
12b0aa05572a
13550935c214
142aa17c0374
151746dc6254
hexd4e28dad2

57145875154 has 8 divisors (see below), whose sum is σ = 85851301248. Its totient is φ = 28528774740.

The previous prime is 57145875113. The next prime is 57145875169. The reversal of 57145875154 is 45157854175.

57145875154 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22079802 + ... + 22082389.

It is an arithmetic number, because the mean of its divisors is an integer number (10731412656).

Almost surely, 257145875154 is an apocalyptic number.

57145875154 is a deficient number, since it is larger than the sum of its proper divisors (28705426094).

57145875154 is a wasteful number, since it uses less digits than its factorization.

57145875154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44162840.

The product of its digits is 3920000, while the sum is 52.

The spelling of 57145875154 in words is "fifty-seven billion, one hundred forty-five million, eight hundred seventy-five thousand, one hundred fifty-four".

Divisors: 1 2 647 1294 44162191 88324382 28572937577 57145875154