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168880088 = 23131623847
BaseRepresentation
bin10100001000011…
…10011111011000
3102202202222221002
422010032133120
5321213130323
624431404132
74120312526
oct1204163730
9382688832
10168880088
1187368123
1248683648
1328cac660
1418601316
15ec5d828
hexa10e7d8

168880088 has 16 divisors (see below), whose sum is σ = 341008080. Its totient is φ = 77944608.

The previous prime is 168880087. The next prime is 168880093. The reversal of 168880088 is 880088861.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (168880087) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 811820 + ... + 812027.

It is an arithmetic number, because the mean of its divisors is an integer number (21313005).

Almost surely, 2168880088 is an apocalyptic number.

It is an amenable number.

168880088 is an abundant number, since it is smaller than the sum of its proper divisors (172127992).

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

168880088 is a wasteful number, since it uses less digits than its factorization.

168880088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1623866 (or 1623862 counting only the distinct ones).

The product of its (nonzero) digits is 196608, while the sum is 47.

The square root of 168880088 is about 12995.3871816118. The cubic root of 168880088 is about 552.7466878161.

The spelling of 168880088 in words is "one hundred sixty-eight million, eight hundred eighty thousand, eighty-eight".

Divisors: 1 2 4 8 13 26 52 104 1623847 3247694 6495388 12990776 21110011 42220022 84440044 168880088