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72112460588 = 22729105184499
BaseRepresentation
bin100001100101000111…
…1001101001100101100
320220010122022120000122
41003022033031030230
52140141242214323
653043352144112
75132004541610
oct1031217151454
9226118276018
1072112460588
1128645670a73
1211b86398038
136a52ca902c
1436c13c7340
151d20cd9ec8
hex10ca3cd32c

72112460588 has 48 divisors (see below), whose sum is σ = 149341920000. Its totient is φ = 29810894400.

The previous prime is 72112460573. The next prime is 72112460593. The reversal of 72112460588 is 88506421127.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 811163 + ... + 895661.

It is an arithmetic number, because the mean of its divisors is an integer number (3111290000).

Almost surely, 272112460588 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 72112460588, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74670960000).

72112460588 is an abundant number, since it is smaller than the sum of its proper divisors (77229459412).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

72112460588 is a wasteful number, since it uses less digits than its factorization.

72112460588 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85590 (or 85588 counting only the distinct ones).

The product of its (nonzero) digits is 215040, while the sum is 44.

The spelling of 72112460588 in words is "seventy-two billion, one hundred twelve million, four hundred sixty thousand, five hundred eighty-eight".

Divisors: 1 2 4 7 14 28 29 58 116 203 406 812 1051 2102 4204 7357 14714 29428 30479 60958 84499 121916 168998 213353 337996 426706 591493 853412 1182986 2365972 2450471 4900942 9801884 17153297 34306594 68613188 88808449 177616898 355233796 621659143 1243318286 2486636572 2575445021 5150890042 10301780084 18028115147 36056230294 72112460588