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57123275025 = 352761643667
BaseRepresentation
bin110101001100110100…
…000000000100010001
312110110000112000221210
4311030310000010101
51413442024300100
642124142010333
74061365553265
oct651464000421
9173400460853
1057123275025
1122253666003
12b0a25769a9
13550477846b
142a9c7ba0a5
151744e0ec50
hexd4cd00111

57123275025 has 12 divisors (see below), whose sum is σ = 94443814832. Its totient is φ = 30465746640.

The previous prime is 57123275023. The next prime is 57123275087. The reversal of 57123275025 is 52057232175.

It is not a de Polignac number, because 57123275025 - 21 = 57123275023 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (57123275023) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 380821759 + ... + 380821908.

Almost surely, 257123275025 is an apocalyptic number.

It is an amenable number.

57123275025 is a deficient number, since it is larger than the sum of its proper divisors (37320539807).

57123275025 is a wasteful number, since it uses less digits than its factorization.

57123275025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 761643680 (or 761643675 counting only the distinct ones).

The product of its (nonzero) digits is 147000, while the sum is 39.

The spelling of 57123275025 in words is "fifty-seven billion, one hundred twenty-three million, two hundred seventy-five thousand, twenty-five".

Divisors: 1 3 5 15 25 75 761643667 2284931001 3808218335 11424655005 19041091675 57123275025