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808932044 = 22457547809
BaseRepresentation
bin110000001101110…
…101001011001100
32002101011000011002
4300031311023030
53124041311134
6212134115432
726021544314
oct6015651314
92071130132
10808932044
11385691688
121a6aabb78
13cb78c61b
1479612444
154b03d87e
hex303752cc

808932044 has 24 divisors (see below), whose sum is σ = 1423079280. Its totient is φ = 402345216.

The previous prime is 808932043. The next prime is 808932077. The reversal of 808932044 is 440239808.

It is a junction number, because it is equal to n+sod(n) for n = 808931989 and 808932007.

It is not an unprimeable number, because it can be changed into a prime (808932043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 999512 + ... + 1000320.

It is an arithmetic number, because the mean of its divisors is an integer number (59294970).

Almost surely, 2808932044 is an apocalyptic number.

It is an amenable number.

808932044 is a deficient number, since it is larger than the sum of its proper divisors (614147236).

808932044 is a wasteful number, since it uses less digits than its factorization.

808932044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1817 (or 1815 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 38.

The square root of 808932044 is about 28441.7306787052. The cubic root of 808932044 is about 931.7598941245.

The spelling of 808932044 in words is "eight hundred eight million, nine hundred thirty-two thousand, forty-four".

Divisors: 1 2 4 457 547 809 914 1094 1618 1828 2188 3236 249979 369713 442523 499958 739426 885046 999916 1478852 1770092 202233011 404466022 808932044