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57379030 = 2543113313
BaseRepresentation
bin1101101011100…
…0100011010110
310222222011020021
43122320203112
5104142112110
65405455354
71264466542
oct332704326
9128864207
1057379030
112a430795
121727155a
13bb6ccb7
147898a22
1550862da
hex36b88d6

57379030 has 16 divisors (see below), whose sum is σ = 103529664. Its totient is φ = 22896640.

The previous prime is 57379013. The next prime is 57379033. The reversal of 57379030 is 3097375.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57379033) 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, 2347 + ... + 10966.

It is an arithmetic number, because the mean of its divisors is an integer number (6470604).

Almost surely, 257379030 is an apocalyptic number.

57379030 is a deficient number, since it is larger than the sum of its proper divisors (46150634).

57379030 is a wasteful number, since it uses less digits than its factorization.

57379030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13751.

The product of its (nonzero) digits is 19845, while the sum is 34.

The square root of 57379030 is about 7574.8947187403. The cubic root of 57379030 is about 385.7012686834.

The spelling of 57379030 in words is "fifty-seven million, three hundred seventy-nine thousand, thirty".

Divisors: 1 2 5 10 431 862 2155 4310 13313 26626 66565 133130 5737903 11475806 28689515 57379030