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57123043374 = 23176119347569
BaseRepresentation
bin110101001100110011…
…000111100000101110
312110110000002021012010
4311030303013200232
51413441444341444
642124133022050
74061363600025
oct651463074056
9173400067163
1057123043374
1122253517a61
12b0a2484926
1355046c6ba7
142a9c7598bc
151744db62b9
hexd4ccc782e

57123043374 has 64 divisors (see below), whose sum is σ = 123589143360. Its totient is φ = 17535467520.

The previous prime is 57123043343. The next prime is 57123043423. The reversal of 57123043374 is 47334032175.

57123043374 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1177062 + ... + 1224630.

It is an arithmetic number, because the mean of its divisors is an integer number (1931080365).

Almost surely, 257123043374 is an apocalyptic number.

57123043374 is an abundant number, since it is smaller than the sum of its proper divisors (66466099986).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

57123043374 is a wasteful number, since it uses less digits than its factorization.

57123043374 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47845.

The product of its (nonzero) digits is 211680, while the sum is 39.

The spelling of 57123043374 in words is "fifty-seven billion, one hundred twenty-three million, forty-three thousand, three hundred seventy-four".

Divisors: 1 2 3 6 17 34 51 61 102 122 183 193 366 386 579 1037 1158 2074 3111 3281 6222 6562 9843 11773 19686 23546 35319 47569 70638 95138 142707 200141 285414 400282 600423 808673 1200846 1617346 2426019 2901709 4852038 5803418 8705127 9180817 17410254 18361634 27542451 49329053 55084902 98658106 147987159 156073889 295974318 312147778 468221667 560029837 936443334 1120059674 1680089511 3360179022 9520507229 19041014458 28561521687 57123043374