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57300089 = 7113891913
BaseRepresentation
bin1101101010010…
…1010001111001
310222211010221112
43122211101321
5104132100324
65404050105
71264020440
oct332452171
9128733845
1057300089
112a387450
1217233935
13bb430a2
147877d57
15506cc0e
hex36a5479

57300089 has 16 divisors (see below), whose sum is σ = 71660160. Its totient is φ = 44511360.

The previous prime is 57300079. The next prime is 57300091. The reversal of 57300089 is 98000375.

It is a cyclic number.

It is not a de Polignac number, because 57300089 - 28 = 57299833 is a prime.

It is not an unprimeable number, because it can be changed into a prime (57300079) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28997 + ... + 30909.

It is an arithmetic number, because the mean of its divisors is an integer number (4478760).

Almost surely, 257300089 is an apocalyptic number.

It is an amenable number.

57300089 is a deficient number, since it is larger than the sum of its proper divisors (14360071).

57300089 is a wasteful number, since it uses less digits than its factorization.

57300089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2320.

The product of its (nonzero) digits is 7560, while the sum is 32.

The square root of 57300089 is about 7569.6822258269. The cubic root of 57300089 is about 385.5243072997.

The spelling of 57300089 in words is "fifty-seven million, three hundred thousand, eighty-nine".

Divisors: 1 7 11 77 389 1913 2723 4279 13391 21043 29953 147301 744157 5209099 8185727 57300089