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76867164 = 22331189727
BaseRepresentation
bin1001001010011…
…10011001011100
312100122020221000
410211032121130
5124134222124
611343310300
71622234343
oct445163134
9170566830
1076867164
113a431490
12218ab390
1312c0443a
14a2ccb5a
156b356c9
hex494e65c

76867164 has 96 divisors (see below), whose sum is σ = 220147200. Its totient is φ = 22999680.

The previous prime is 76867159. The next prime is 76867181. The reversal of 76867164 is 46176867.

It is a congruent number.

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 31 ways as a sum of consecutive naturals, for example, 105369 + ... + 106095.

It is an arithmetic number, because the mean of its divisors is an integer number (2293200).

Almost surely, 276867164 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 76867164, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (110073600).

76867164 is an abundant number, since it is smaller than the sum of its proper divisors (143280036).

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

76867164 is a wasteful number, since it uses less digits than its factorization.

76867164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 840 (or 832 counting only the distinct ones).

The product of its digits is 338688, while the sum is 45.

The square root of 76867164 is about 8767.3920865899. The cubic root of 76867164 is about 425.1873019863.

The spelling of 76867164 in words is "seventy-six million, eight hundred sixty-seven thousand, one hundred sixty-four".

Divisors: 1 2 3 4 6 9 11 12 18 22 27 33 36 44 54 66 89 99 108 132 178 198 267 297 356 396 534 594 727 801 979 1068 1188 1454 1602 1958 2181 2403 2908 2937 3204 3916 4362 4806 5874 6543 7997 8724 8811 9612 11748 13086 15994 17622 19629 23991 26172 26433 31988 35244 39258 47982 52866 64703 71973 78516 95964 105732 129406 143946 194109 215919 258812 287892 388218 431838 582327 711733 776436 863676 1164654 1423466 1746981 2135199 2329308 2846932 3493962 4270398 6405597 6987924 8540796 12811194 19216791 25622388 38433582 76867164