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88530215125 = 5311442314557
BaseRepresentation
bin101001001110011001…
…1111110000011010101
322110111211012220022111
41102130303332003111
52422302213341000
6104400433431021
76252601261312
oct1223463760325
9273454186274
1088530215125
11345aaaa8a50
12151a870b471
13846b47bba1
1443dba21d09
1524822eecba
hex149ccfe0d5

88530215125 has 32 divisors (see below), whose sum is σ = 120565396224. Its totient is φ = 64366632000.

The previous prime is 88530215119. The next prime is 88530215143. The reversal of 88530215125 is 52151203588.

It is not a de Polignac number, because 88530215125 - 25 = 88530215093 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6074347 + ... + 6088903.

It is an arithmetic number, because the mean of its divisors is an integer number (3767668632).

Almost surely, 288530215125 is an apocalyptic number.

It is an amenable number.

88530215125 is a deficient number, since it is larger than the sum of its proper divisors (32035181099).

88530215125 is a wasteful number, since it uses less digits than its factorization.

88530215125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19006 (or 18996 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 40.

The spelling of 88530215125 in words is "eighty-eight billion, five hundred thirty million, two hundred fifteen thousand, one hundred twenty-five".

Divisors: 1 5 11 25 55 125 275 1375 4423 14557 22115 48653 72785 110575 160127 243265 363925 552875 800635 1216325 1819625 4003175 6081625 20015875 64385611 321928055 708241721 1609640275 3541208605 8048201375 17706043025 88530215125