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118030868 = 221092111283
BaseRepresentation
bin1110000100100…
…00001000010100
322020002120220122
413002100020110
5220203441433
615413451112
72632150214
oct702201024
9266076818
10118030868
116069737a
1233640a98
131b5b7867
1411966244
15a567198
hex7090214

118030868 has 24 divisors (see below), whose sum is σ = 209600160. Its totient is φ = 58151520.

The previous prime is 118030859. The next prime is 118030883. The reversal of 118030868 is 868030811.

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 7 ways as a sum of consecutive naturals, for example, 91355 + ... + 92637.

It is an arithmetic number, because the mean of its divisors is an integer number (8733340).

Almost surely, 2118030868 is an apocalyptic number.

It is an amenable number.

118030868 is a deficient number, since it is larger than the sum of its proper divisors (91569292).

118030868 is a wasteful number, since it uses less digits than its factorization.

118030868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1607 (or 1605 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 35.

The square root of 118030868 is about 10864.2012131587. The cubic root of 118030868 is about 490.5295787652.

The spelling of 118030868 in words is "one hundred eighteen million, thirty thousand, eight hundred sixty-eight".

Divisors: 1 2 4 109 211 218 422 436 844 1283 2566 5132 22999 45998 91996 139847 270713 279694 541426 559388 1082852 29507717 59015434 118030868