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808160964 = 2231340112919
BaseRepresentation
bin110000001010111…
…000111011000100
32002022200211102120
4300022320323010
53123342122324
6212105405540
726012153262
oct6012707304
92068624376
10808160964
11385205326
121a67998b0
13cb57c670
1479491432
154ae3a179
hex302b8ec4

808160964 has 48 divisors (see below), whose sum is σ = 2035985280. Its totient is φ = 248025600.

The previous prime is 808160933. The next prime is 808160981. The reversal of 808160964 is 469061808.

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 15 ways as a sum of consecutive naturals, for example, 56097 + ... + 69015.

It is an arithmetic number, because the mean of its divisors is an integer number (42416360).

Almost surely, 2808160964 is an apocalyptic number.

It is an amenable number.

808160964 is an abundant number, since it is smaller than the sum of its proper divisors (1227824316).

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

808160964 is a wasteful number, since it uses less digits than its factorization.

808160964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13340 (or 13338 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 42.

The square root of 808160964 is about 28428.1720129874. The cubic root of 808160964 is about 931.4637465366.

The spelling of 808160964 in words is "eight hundred eight million, one hundred sixty thousand, nine hundred sixty-four".

Divisors: 1 2 3 4 6 12 13 26 39 52 78 156 401 802 1203 1604 2406 4812 5213 10426 12919 15639 20852 25838 31278 38757 51676 62556 77514 155028 167947 335894 503841 671788 1007682 2015364 5180519 10361038 15541557 20722076 31083114 62166228 67346747 134693494 202040241 269386988 404080482 808160964