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107768164 = 2279739679
BaseRepresentation
bin1100110110001…
…10100101100100
321111210012010111
412123012211210
5210042040124
614405502404
72446004620
oct633064544
9244705114
10107768164
11559178a9
1230111a04
131943355a
1410454180
1596db494
hex66c6964

107768164 has 24 divisors (see below), whose sum is σ = 217763840. Its totient is φ = 45709056.

The previous prime is 107768159. The next prime is 107768201. The reversal of 107768164 is 461867701.

It is a super-2 number, since 2×1077681642 = 23227954343861792, 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, 17124 + ... + 22555.

Almost surely, 2107768164 is an apocalyptic number.

107768164 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

107768164 is an abundant number, since it is smaller than the sum of its proper divisors (109995676).

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

107768164 is a wasteful number, since it uses less digits than its factorization.

107768164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39787 (or 39785 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 40.

The square root of 107768164 is about 10381.1446382372. The cubic root of 107768164 is about 475.8793152602.

The spelling of 107768164 in words is "one hundred seven million, seven hundred sixty-eight thousand, one hundred sixty-four".

Divisors: 1 2 4 7 14 28 97 194 388 679 1358 2716 39679 79358 158716 277753 555506 1111012 3848863 7697726 15395452 26942041 53884082 107768164