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108862980 = 22351814383
BaseRepresentation
bin1100111110100…
…01111000000100
321120211210221020
412133101320010
5210332103410
614445151140
72461214532
oct637217004
9246753836
10108862980
11564a5406
123055b4b0
1319727985
141065b152
159855a70
hex67d1e04

108862980 has 24 divisors (see below), whose sum is σ = 304816512. Its totient is φ = 29030112.

The previous prime is 108862969. The next prime is 108863009. The reversal of 108862980 is 89268801.

It is a super-2 number, since 2×1088629802 = 23702296828960800, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 907132 + ... + 907251.

It is an arithmetic number, because the mean of its divisors is an integer number (12700688).

Almost surely, 2108862980 is an apocalyptic number.

108862980 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

108862980 is an abundant number, since it is smaller than the sum of its proper divisors (195953532).

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

108862980 is a wasteful number, since it uses less digits than its factorization.

108862980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1814395 (or 1814393 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 42.

The square root of 108862980 is about 10433.7423774981. The cubic root of 108862980 is about 477.4853736737.

The spelling of 108862980 in words is "one hundred eight million, eight hundred sixty-two thousand, nine hundred eighty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 1814383 3628766 5443149 7257532 9071915 10886298 18143830 21772596 27215745 36287660 54431490 108862980