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118868004 = 22323499461
BaseRepresentation
bin1110001010111…
…00100000100100
322021200010020200
413011130200210
5220412234004
615443430500
72642234643
oct705344044
9267603220
10118868004
1161109322
1233985430
131b81b8c8
1411b0335a
15a680239
hex715c824

118868004 has 36 divisors (see below), whose sum is σ = 301364700. Its totient is φ = 39504960.

The previous prime is 118868003. The next prime is 118868033. The reversal of 118868004 is 400868811.

It can be written as a sum of positive squares in 2 ways, for example, as 88397604 + 30470400 = 9402^2 + 5520^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 118868004.

It is not an unprimeable number, because it can be changed into a prime (118868003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7834 + ... + 17294.

Almost surely, 2118868004 is an apocalyptic number.

It is an amenable number.

118868004 is an abundant number, since it is smaller than the sum of its proper divisors (182496696).

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

118868004 is a wasteful number, since it uses less digits than its factorization.

118868004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9820 (or 9815 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 36.

The square root of 118868004 is about 10902.6604092763. The cubic root of 118868004 is about 491.6865443398.

The spelling of 118868004 in words is "one hundred eighteen million, eight hundred sixty-eight thousand, four".

Divisors: 1 2 3 4 6 9 12 18 36 349 698 1047 1396 2094 3141 4188 6282 9461 12564 18922 28383 37844 56766 85149 113532 170298 340596 3301889 6603778 9905667 13207556 19811334 29717001 39622668 59434002 118868004