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57239993038 = 2175093307523
BaseRepresentation
bin110101010011110001…
…001111101011001110
312110202011010220222011
4311103301033223032
51414211414234123
642143511411434
74064313625114
oct652361175316
9173664126864
1057239993038
1122303535a78
12b115683b7a
1355229c3587
142ab00bdab4
1517502b7e0d
hexd53c4face

57239993038 has 16 divisors (see below), whose sum is σ = 91089210960. Its totient is φ = 26883538816.

The previous prime is 57239993003. The next prime is 57239993087. The reversal of 57239993038 is 83039993275.

It is a congruent number.

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, 1636456 + ... + 1671067.

It is an arithmetic number, because the mean of its divisors is an integer number (5693075685).

Almost surely, 257239993038 is an apocalyptic number.

57239993038 is a deficient number, since it is larger than the sum of its proper divisors (33849217922).

57239993038 is a wasteful number, since it uses less digits than its factorization.

57239993038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3308051.

The product of its (nonzero) digits is 11022480, while the sum is 58.

The spelling of 57239993038 in words is "fifty-seven billion, two hundred thirty-nine million, nine hundred ninety-three thousand, thirty-eight".

Divisors: 1 2 17 34 509 1018 8653 17306 3307523 6615046 56227891 112455782 1683529207 3367058414 28619996519 57239993038