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804686930 = 25452317791
BaseRepresentation
bin101111111101101…
…000110001010010
32002002011022221122
4233331220301102
53121444440210
6211503122242
725640504015
oct5775506122
92062138848
10804686930
11383252223
121a55a3382
13ca934318
1478c2937c
154a9a0b55
hex2ff68c52

804686930 has 16 divisors (see below), whose sum is σ = 1448838144. Its totient is φ = 321785520.

The previous prime is 804686923. The next prime is 804686963. The reversal of 804686930 is 39686408.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36335 + ... + 54125.

It is an arithmetic number, because the mean of its divisors is an integer number (90552384).

Almost surely, 2804686930 is an apocalyptic number.

804686930 is a deficient number, since it is larger than the sum of its proper divisors (644151214).

804686930 is a wasteful number, since it uses less digits than its factorization.

804686930 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22321.

The product of its (nonzero) digits is 248832, while the sum is 44.

The square root of 804686930 is about 28367.0042478934. The cubic root of 804686930 is about 930.1271379736.

The spelling of 804686930 in words is "eight hundred four million, six hundred eighty-six thousand, nine hundred thirty".

Divisors: 1 2 5 10 4523 9046 17791 22615 35582 45230 88955 177910 80468693 160937386 402343465 804686930