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57899401 = 716749529
BaseRepresentation
bin1101110011011…
…1100110001001
311000221121001021
43130313212021
5104310240101
65424552441
71302064630
oct334674611
9130847037
1057899401
112a75674a
1217482721
13bcc2b01
147992517
15513a5a1
hex3737989

57899401 has 8 divisors (see below), whose sum is σ = 66568320. Its totient is φ = 49329888.

The previous prime is 57899381. The next prime is 57899407. The reversal of 57899401 is 10499875.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 57899401 - 211 = 57897353 is a prime.

It is not an unprimeable number, because it can be changed into a prime (57899407) 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, 23596 + ... + 25933.

It is an arithmetic number, because the mean of its divisors is an integer number (8321040).

Almost surely, 257899401 is an apocalyptic number.

It is an amenable number.

57899401 is a deficient number, since it is larger than the sum of its proper divisors (8668919).

57899401 is a wasteful number, since it uses less digits than its factorization.

57899401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49703.

The product of its (nonzero) digits is 90720, while the sum is 43.

The square root of 57899401 is about 7609.1655915744. The cubic root of 57899401 is about 386.8637378136.

The spelling of 57899401 in words is "fifty-seven million, eight hundred ninety-nine thousand, four hundred one".

Divisors: 1 7 167 1169 49529 346703 8271343 57899401