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57966132 = 2237690073
BaseRepresentation
bin1101110100011…
…1111000110100
311001001222120210
43131013320310
5104314404012
65430225420
71302463320
oct335077064
9131058523
1057966132
112a7a18a4
12174b5270
13c0172b3
1479ac980
15515023c
hex3747e34

57966132 has 24 divisors (see below), whose sum is σ = 154576576. Its totient is φ = 16561728.

The previous prime is 57966109. The next prime is 57966151. The reversal of 57966132 is 23166975.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

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, 344953 + ... + 345120.

Almost surely, 257966132 is an apocalyptic number.

It is an amenable number.

57966132 is an abundant number, since it is smaller than the sum of its proper divisors (96610444).

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

57966132 is a wasteful number, since it uses less digits than its factorization.

57966132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 690087 (or 690085 counting only the distinct ones).

The product of its digits is 68040, while the sum is 39.

The square root of 57966132 is about 7613.5492380361. The cubic root of 57966132 is about 387.0123052261.

The spelling of 57966132 in words is "fifty-seven million, nine hundred sixty-six thousand, one hundred thirty-two".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 84 690073 1380146 2070219 2760292 4140438 4830511 8280876 9661022 14491533 19322044 28983066 57966132