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57874938 = 2311876893
BaseRepresentation
bin1101110011000…
…1100111111010
311000220100111020
43130301213322
5104303444223
65424243310
71301633412
oct334614772
9130810436
1057874938
112a73a330
1217470536
13bcb4934
147987642
1551331e3
hex37319fa

57874938 has 16 divisors (see below), whose sum is σ = 126272736. Its totient is φ = 17537840.

The previous prime is 57874933. The next prime is 57874939. The reversal of 57874938 is 83947875.

It is not an unprimeable number, because it can be changed into a prime (57874933) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 438381 + ... + 438512.

It is an arithmetic number, because the mean of its divisors is an integer number (7892046).

Almost surely, 257874938 is an apocalyptic number.

57874938 is an abundant number, since it is smaller than the sum of its proper divisors (68397798).

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

57874938 is a wasteful number, since it uses less digits than its factorization.

57874938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 876909.

The product of its digits is 1693440, while the sum is 51.

The square root of 57874938 is about 7607.5579524575. The cubic root of 57874938 is about 386.8092457082.

The spelling of 57874938 in words is "fifty-seven million, eight hundred seventy-four thousand, nine hundred thirty-eight".

Divisors: 1 2 3 6 11 22 33 66 876893 1753786 2630679 5261358 9645823 19291646 28937469 57874938