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57052670 = 2517931873
BaseRepresentation
bin1101100110100…
…0110111111110
310222100120112212
43121220313332
5104101141140
65354500422
71261640213
oct331506776
9128316485
1057052670
112a228574
1217134712
13ba8759c
147811b0a
15501e765
hex3668dfe

57052670 has 16 divisors (see below), whose sum is σ = 103271760. Its totient is φ = 22692864.

The previous prime is 57052661. The next prime is 57052693. The reversal of 57052670 is 7625075.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14147 + ... + 17726.

It is an arithmetic number, because the mean of its divisors is an integer number (6454485).

Almost surely, 257052670 is an apocalyptic number.

57052670 is a deficient number, since it is larger than the sum of its proper divisors (46219090).

57052670 is a wasteful number, since it uses less digits than its factorization.

57052670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32059.

The product of its (nonzero) digits is 14700, while the sum is 32.

The square root of 57052670 is about 7553.3217858105. The cubic root of 57052670 is about 384.9686149712.

The spelling of 57052670 in words is "fifty-seven million, fifty-two thousand, six hundred seventy".

Divisors: 1 2 5 10 179 358 895 1790 31873 63746 159365 318730 5705267 11410534 28526335 57052670