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57795969 = 3711250199
BaseRepresentation
bin1101110001111…
…0010110000001
311000202100011110
43130132112001
5104243432334
65422433533
71301154240
oct334362601
9130670143
1057795969
112a695a70
12174328a9
13bc879ca
147966957
155119ae9
hex371e581

57795969 has 16 divisors (see below), whose sum is σ = 96076800. Its totient is φ = 30023760.

The previous prime is 57795953. The next prime is 57795979. The reversal of 57795969 is 96959775.

57795969 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 57795969 - 24 = 57795953 is a prime.

It is a super-2 number, since 2×577959692 = 6680748065297922, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (57795949) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 124869 + ... + 125330.

It is an arithmetic number, because the mean of its divisors is an integer number (6004800).

Almost surely, 257795969 is an apocalyptic number.

It is an amenable number.

57795969 is a deficient number, since it is larger than the sum of its proper divisors (38280831).

57795969 is a wasteful number, since it uses less digits than its factorization.

57795969 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250220.

The product of its digits is 5358150, while the sum is 57.

The square root of 57795969 is about 7602.3660132882. The cubic root of 57795969 is about 386.6332349051.

The spelling of 57795969 in words is "fifty-seven million, seven hundred ninety-five thousand, nine hundred sixty-nine".

Divisors: 1 3 7 11 21 33 77 231 250199 750597 1751393 2752189 5254179 8256567 19265323 57795969