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168107612 = 2273575711
BaseRepresentation
bin10100000010100…
…01111001011100
3102201022202021212
422001101321130
5321013420422
624403043552
74110614441
oct1201217134
9381282255
10168107612
118698a812
12483705b8
1328a9bb7a
141847d9c8
15eb599e2
hexa051e5c

168107612 has 12 divisors (see below), whose sum is σ = 298218816. Its totient is φ = 82902240.

The previous prime is 168107609. The next prime is 168107627. The reversal of 168107612 is 216701861.

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 3 ways as a sum of consecutive naturals, for example, 287564 + ... + 288147.

It is an arithmetic number, because the mean of its divisors is an integer number (24851568).

Almost surely, 2168107612 is an apocalyptic number.

It is an amenable number.

168107612 is a deficient number, since it is larger than the sum of its proper divisors (130111204).

168107612 is a wasteful number, since it uses less digits than its factorization.

168107612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 575788 (or 575786 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 32.

The square root of 168107612 is about 12965.6319552886. The cubic root of 168107612 is about 551.9026249507.

The spelling of 168107612 in words is "one hundred sixty-eight million, one hundred seven thousand, six hundred twelve".

Divisors: 1 2 4 73 146 292 575711 1151422 2302844 42026903 84053806 168107612