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118806984 = 23321650097
BaseRepresentation
bin1110001010011…
…01100111001000
322021120000112200
413011031213020
5220403310414
615442240200
72641562022
oct705154710
9267500480
10118806984
116107749a
1233956060
131b7c9bba
1411ac9012
15a66c109
hex714d9c8

118806984 has 24 divisors (see below), whose sum is σ = 321769110. Its totient is φ = 39602304.

The previous prime is 118806977. The next prime is 118807021. The reversal of 118806984 is 489608811.

It can be written as a sum of positive squares in only one way, i.e., 118330884 + 476100 = 10878^2 + 690^2 .

It is a tau number, because it is divible by the number of its divisors (24).

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 5 ways as a sum of consecutive naturals, for example, 824977 + ... + 825120.

Almost surely, 2118806984 is an apocalyptic number.

It is an amenable number.

118806984 is an abundant number, since it is smaller than the sum of its proper divisors (202962126).

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

118806984 is a wasteful number, since it uses less digits than its factorization.

118806984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1650109 (or 1650102 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 45.

The square root of 118806984 is about 10899.8616504981. The cubic root of 118806984 is about 491.6023954035.

The spelling of 118806984 in words is "one hundred eighteen million, eight hundred six thousand, nine hundred eighty-four".

Divisors: 1 2 3 4 6 8 9 12 18 24 36 72 1650097 3300194 4950291 6600388 9900582 13200776 14850873 19801164 29701746 39602328 59403492 118806984