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108082478825 = 5231174779829
BaseRepresentation
bin110010010101000110…
…1111011111011101001
3101022222110020210211022
41210222031323323221
53232323103310300
6121352530342225
710544245624466
oct1445215737351
9338873223738
10108082478825
1141923818072
1218b4472a975
13a2661702a9
14533467866d
152c28ac8285
hex192a37bee9

108082478825 has 24 divisors (see below), whose sum is σ = 138426497280. Its totient is φ = 83627812800.

The previous prime is 108082478813. The next prime is 108082478857. The reversal of 108082478825 is 528874280801.

It is not a de Polignac number, because 108082478825 - 214 = 108082462441 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1314011 + ... + 1393839.

It is an arithmetic number, because the mean of its divisors is an integer number (5767770720).

Almost surely, 2108082478825 is an apocalyptic number.

It is an amenable number.

108082478825 is a deficient number, since it is larger than the sum of its proper divisors (30344018455).

108082478825 is a wasteful number, since it uses less digits than its factorization.

108082478825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81617 (or 81612 counting only the distinct ones).

The product of its (nonzero) digits is 2293760, while the sum is 53.

The spelling of 108082478825 in words is "one hundred eight billion, eighty-two million, four hundred seventy-eight thousand, eight hundred twenty-five".

Divisors: 1 5 25 31 155 775 1747 8735 43675 54157 79829 270785 399145 1353925 1995725 2474699 12373495 61867475 139461263 697306315 3486531575 4323299153 21616495765 108082478825