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57675031 = 251229781
BaseRepresentation
bin1101110000000…
…0110100010111
311000112012021021
43130000310113
5104231100111
65420102011
71300141531
oct334006427
9130465237
1057675031
112a613117
1217394907
13bc4494b
147934851
1550e3d71
hex3700d17

57675031 has 4 divisors (see below), whose sum is σ = 57905064. Its totient is φ = 57445000.

The previous prime is 57675029. The next prime is 57675041. The reversal of 57675031 is 13057675.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 57675031 - 21 = 57675029 is a prime.

It is a super-3 number, since 3×576750313 (a number of 24 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57675011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 114640 + ... + 115141.

It is an arithmetic number, because the mean of its divisors is an integer number (14476266).

Almost surely, 257675031 is an apocalyptic number.

57675031 is a deficient number, since it is larger than the sum of its proper divisors (230033).

57675031 is a wasteful number, since it uses less digits than its factorization.

57675031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230032.

The product of its (nonzero) digits is 22050, while the sum is 34.

The square root of 57675031 is about 7594.4078768525. The cubic root of 57675031 is about 386.3633700508.

The spelling of 57675031 in words is "fifty-seven million, six hundred seventy-five thousand, thirty-one".

Divisors: 1 251 229781 57675031