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57051 = 332113
BaseRepresentation
bin1101111011011011
32220021000
431323123
53311201
61120043
7325221
oct157333
986230
1057051
1139955
1229023
131cc77
1416b11
1511d86
hexdedb

57051 has 8 divisors (see below), whose sum is σ = 84560. Its totient is φ = 38016.

The previous prime is 57047. The next prime is 57059. The reversal of 57051 is 15075.

It is a happy number.

It is not a de Polignac number, because 57051 - 22 = 57047 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (57059) 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, 1030 + ... + 1083.

It is an arithmetic number, because the mean of its divisors is an integer number (10570).

257051 is an apocalyptic number.

57051 is a deficient number, since it is larger than the sum of its proper divisors (27509).

57051 is a wasteful number, since it uses less digits than its factorization.

57051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2122 (or 2116 counting only the distinct ones).

The product of its (nonzero) digits is 175, while the sum is 18.

The square root of 57051 is about 238.8535115924. The cubic root of 57051 is about 38.4964858770.

It can be divided in two parts, 5 and 7051, that added together give a square (7056 = 842).

The spelling of 57051 in words is "fifty-seven thousand, fifty-one".

Divisors: 1 3 9 27 2113 6339 19017 57051