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57941287 = 173408311
BaseRepresentation
bin1101110100000…
…1110100100111
311001000201111121
43131001310213
5104313110122
65425514411
71302331015
oct335016447
9131021447
1057941287
112a785168
12174a2a07
13c008bb1
1479a38b5
155147bc7
hex3741d27

57941287 has 4 divisors (see below), whose sum is σ = 61349616. Its totient is φ = 54532960.

The previous prime is 57941251. The next prime is 57941293. The reversal of 57941287 is 78214975.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 57941287 - 219 = 57416999 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57941227) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1704139 + ... + 1704172.

It is an arithmetic number, because the mean of its divisors is an integer number (15337404).

Almost surely, 257941287 is an apocalyptic number.

57941287 is a deficient number, since it is larger than the sum of its proper divisors (3408329).

57941287 is a wasteful number, since it uses less digits than its factorization.

57941287 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3408328.

The product of its digits is 141120, while the sum is 43.

The square root of 57941287 is about 7611.9174325527. The cubic root of 57941287 is about 386.9570045734.

The spelling of 57941287 in words is "fifty-seven million, nine hundred forty-one thousand, two hundred eighty-seven".

Divisors: 1 17 3408311 57941287