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108061808 = 248298147
BaseRepresentation
bin1100111000011…
…10010001110000
321112100002221012
412130032101300
5210130434213
614420050052
72451340001
oct634162160
9245302835
10108061808
1155aa8488
1230233928
13195070ca
14104cd1a8
1597484a8
hex670e470

108061808 has 20 divisors (see below), whose sum is σ = 209648040. Its totient is φ = 53959104.

The previous prime is 108061799. The next prime is 108061823. The reversal of 108061808 is 808160801.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9191 + ... + 17337.

It is an arithmetic number, because the mean of its divisors is an integer number (10482402).

Almost surely, 2108061808 is an apocalyptic number.

It is an amenable number.

108061808 is a deficient number, since it is larger than the sum of its proper divisors (101586232).

108061808 is an equidigital number, since it uses as much as digits as its factorization.

108061808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8984 (or 8978 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 32.

The square root of 108061808 is about 10395.2781588565. The cubic root of 108061808 is about 476.3111446399.

The spelling of 108061808 in words is "one hundred eight million, sixty-one thousand, eight hundred eight".

Divisors: 1 2 4 8 16 829 1658 3316 6632 8147 13264 16294 32588 65176 130352 6753863 13507726 27015452 54030904 108061808