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86922968 = 23115318637
BaseRepresentation
bin1010010111001…
…01011011011000
320001120010220012
411023211123120
5134223013333
612343021052
72103555506
oct513453330
9201503805
1086922968
114507a570
122513a788
1315015512
14b789676
15796ee48
hex52e56d8

86922968 has 32 divisors (see below), whose sum is σ = 181161360. Its totient is φ = 38762880.

The previous prime is 86922959. The next prime is 86922973.

86922968 is nontrivially palindromic in base 10.

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, 4655 + ... + 13982.

Almost surely, 286922968 is an apocalyptic number.

86922968 is a gapful number since it is divisible by the number (88) formed by its first and last digit.

It is an amenable number.

86922968 is an abundant number, since it is smaller than the sum of its proper divisors (94238392).

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

86922968 is a wasteful number, since it uses less digits than its factorization.

86922968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18707 (or 18703 counting only the distinct ones).

The product of its digits is 746496, while the sum is 50.

The square root of 86922968 is about 9323.2487899873. The cubic root of 86922968 is about 442.9739448316.

The spelling of 86922968 in words is "eighty-six million, nine hundred twenty-two thousand, nine hundred sixty-eight".

Divisors: 1 2 4 8 11 22 44 53 88 106 212 424 583 1166 2332 4664 18637 37274 74548 149096 205007 410014 820028 987761 1640056 1975522 3951044 7902088 10865371 21730742 43461484 86922968