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57141 = 327907
BaseRepresentation
bin1101111100110101
32220101100
431330311
53312031
61120313
7325410
oct157465
986340
1057141
1139a27
1229099
1320016
1416b77
1511de6
hexdf35

57141 has 12 divisors (see below), whose sum is σ = 94432. Its totient is φ = 32616.

The previous prime is 57139. The next prime is 57143. The reversal of 57141 is 14175.

It is an interprime number because it is at equal distance from previous prime (57139) and next prime (57143).

It is not a de Polignac number, because 57141 - 21 = 57139 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 391 + ... + 516.

257141 is an apocalyptic number.

It is an amenable number.

57141 is a deficient number, since it is larger than the sum of its proper divisors (37291).

57141 is a wasteful number, since it uses less digits than its factorization.

57141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 920 (or 917 counting only the distinct ones).

The product of its digits is 140, while the sum is 18.

The square root of 57141 is about 239.0418373423. The cubic root of 57141 is about 38.5167184376.

The spelling of 57141 in words is "fifty-seven thousand, one hundred forty-one".

Divisors: 1 3 7 9 21 63 907 2721 6349 8163 19047 57141