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57113307 = 326345923
BaseRepresentation
bin1101100111011…
…1101011011011
310222110122201200
43121313223123
5104110111212
65400045243
71262312046
oct331675333
9128418650
1057113307
112a26a089
1217163823
13baa9074
147829c5d
1550326dc
hex3677adb

57113307 has 6 divisors (see below), whose sum is σ = 82497012. Its totient is φ = 38075532.

The previous prime is 57113299. The next prime is 57113317. The reversal of 57113307 is 70331175.

It is not a de Polignac number, because 57113307 - 23 = 57113299 is a prime.

It is not an unprimeable number, because it can be changed into a prime (57113317) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3172953 + ... + 3172970.

It is an arithmetic number, because the mean of its divisors is an integer number (13749502).

Almost surely, 257113307 is an apocalyptic number.

57113307 is a deficient number, since it is larger than the sum of its proper divisors (25383705).

57113307 is a wasteful number, since it uses less digits than its factorization.

57113307 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6345929 (or 6345926 counting only the distinct ones).

The product of its (nonzero) digits is 2205, while the sum is 27.

The square root of 57113307 is about 7557.3346492001. The cubic root of 57113307 is about 385.1049514291.

The spelling of 57113307 in words is "fifty-seven million, one hundred thirteen thousand, three hundred seven".

Divisors: 1 3 9 6345923 19037769 57113307