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57116283 = 372993787
BaseRepresentation
bin1101100111100…
…0011001111011
310222110210210220
43121320121323
5104110210113
65400111123
71262323530
oct331703173
9128423726
1057116283
112a271344
12171654a3
13baaa523
14782ad87
155033523
hex367867b

57116283 has 16 divisors (see below), whose sum is σ = 90036480. Its totient is φ = 31512096.

The previous prime is 57116273. The next prime is 57116309. The reversal of 57116283 is 38261175.

It is not a de Polignac number, because 57116283 - 214 = 57099899 is a prime.

It is not an unprimeable number, because it can be changed into a prime (57116273) 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, 46285 + ... + 47502.

It is an arithmetic number, because the mean of its divisors is an integer number (5627280).

Almost surely, 257116283 is an apocalyptic number.

57116283 is a deficient number, since it is larger than the sum of its proper divisors (32920197).

57116283 is a wasteful number, since it uses less digits than its factorization.

57116283 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93826.

The product of its digits is 10080, while the sum is 33.

The square root of 57116283 is about 7557.5315414492. The cubic root of 57116283 is about 385.1116401939. Note that the first 3 decimals are identical.

The spelling of 57116283 in words is "fifty-seven million, one hundred sixteen thousand, two hundred eighty-three".

Divisors: 1 3 7 21 29 87 203 609 93787 281361 656509 1969527 2719823 8159469 19038761 57116283