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57792068 = 2214448017
BaseRepresentation
bin1101110001110…
…1011001000100
311000202010210222
43130131121010
5104243321233
65422403512
71301136665
oct334353104
9130663728
1057792068
112a693044
1217430598
13bc85cb9
14796536c
155118898
hex371d644

57792068 has 6 divisors (see below), whose sum is σ = 101136126. Its totient is φ = 28896032.

The previous prime is 57792067. The next prime is 57792089. The reversal of 57792068 is 86029775.

57792068 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 55383364 + 2408704 = 7442^2 + 1552^2 .

It is not an unprimeable number, because it can be changed into a prime (57792067) 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 as a sum of consecutive naturals, namely, 7224005 + ... + 7224012.

It is an arithmetic number, because the mean of its divisors is an integer number (16856021).

Almost surely, 257792068 is an apocalyptic number.

It is an amenable number.

57792068 is a deficient number, since it is larger than the sum of its proper divisors (43344058).

57792068 is a wasteful number, since it uses less digits than its factorization.

57792068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14448021 (or 14448019 counting only the distinct ones).

The product of its (nonzero) digits is 211680, while the sum is 44.

The square root of 57792068 is about 7602.1094440951. The cubic root of 57792068 is about 386.6245359698.

The spelling of 57792068 in words is "fifty-seven million, seven hundred ninety-two thousand, sixty-eight".

Divisors: 1 2 4 14448017 28896034 57792068