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108825980 = 22529187631
BaseRepresentation
bin1100111110010…
…00110101111100
321120202221011212
412133020311330
5210324412410
614444303552
72461001624
oct637106574
9246687155
10108825980
115647a62a
1230541bb8
1319713b93
141064b884
159849b05
hex67c8d7c

108825980 has 24 divisors (see below), whose sum is σ = 236416320. Its totient is φ = 42029120.

The previous prime is 108825979. The next prime is 108826001. The reversal of 108825980 is 89528801.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 93236 + ... + 94395.

It is an arithmetic number, because the mean of its divisors is an integer number (9850680).

Almost surely, 2108825980 is an apocalyptic number.

108825980 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

108825980 is an abundant number, since it is smaller than the sum of its proper divisors (127590340).

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

108825980 is a wasteful number, since it uses less digits than its factorization.

108825980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187669 (or 187667 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 41.

The square root of 108825980 is about 10431.9691333899. The cubic root of 108825980 is about 477.4312721455.

The spelling of 108825980 in words is "one hundred eight million, eight hundred twenty-five thousand, nine hundred eighty".

Divisors: 1 2 4 5 10 20 29 58 116 145 290 580 187631 375262 750524 938155 1876310 3752620 5441299 10882598 21765196 27206495 54412990 108825980