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57888875 = 531142101
BaseRepresentation
bin1101110011010…
…1000001101011
311000221001121102
43130311001223
5104304421000
65424432015
71302022142
oct334650153
9130831542
1057888875
112a749850
121747860b
13bcbb095
14798c759
1551373d5
hex373506b

57888875 has 16 divisors (see below), whose sum is σ = 78814944. Its totient is φ = 42100000.

The previous prime is 57888863. The next prime is 57888881.

It is a happy number.

57888875 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 57888875 - 28 = 57888619 is a prime.

It is a super-2 number, since 2×578888752 = 6702243697531250, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 57888875.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19676 + ... + 22425.

It is an arithmetic number, because the mean of its divisors is an integer number (4925934).

Almost surely, 257888875 is an apocalyptic number.

57888875 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

57888875 is a deficient number, since it is larger than the sum of its proper divisors (20926069).

57888875 is a wasteful number, since it uses less digits than its factorization.

57888875 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42127 (or 42117 counting only the distinct ones).

The product of its digits is 5017600, while the sum is 56.

The square root of 57888875 is about 7608.4738942839. The cubic root of 57888875 is about 386.8402926977.

The spelling of 57888875 in words is "fifty-seven million, eight hundred eighty-eight thousand, eight hundred seventy-five".

Divisors: 1 5 11 25 55 125 275 1375 42101 210505 463111 1052525 2315555 5262625 11577775 57888875