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808804070 = 25172279863
BaseRepresentation
bin110000001101010…
…101111011100110
32002100220111121022
4300031111323212
53124023212240
6212131251142
726020502234
oct6015257346
92070814538
10808804070
11385604518
121a6a49ab2
13cb7462b9
14795bb954
154b0159b5
hex30355ee6

808804070 has 24 divisors (see below), whose sum is σ = 1546528464. Its totient is φ = 304489856.

The previous prime is 808804067. The next prime is 808804079. The reversal of 808804070 is 70408808.

It is a self number, because there is not a number n which added to its sum of digits gives 808804070.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (808804079) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 137042 + ... + 142821.

It is an arithmetic number, because the mean of its divisors is an integer number (64438686).

Almost surely, 2808804070 is an apocalyptic number.

808804070 is a deficient number, since it is larger than the sum of its proper divisors (737724394).

808804070 is a wasteful number, since it uses less digits than its factorization.

808804070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 279904 (or 279887 counting only the distinct ones).

The product of its (nonzero) digits is 14336, while the sum is 35.

The square root of 808804070 is about 28439.4808321108. The cubic root of 808804070 is about 931.7107563632.

The spelling of 808804070 in words is "eight hundred eight million, eight hundred four thousand, seventy".

Divisors: 1 2 5 10 17 34 85 170 289 578 1445 2890 279863 559726 1399315 2798630 4757671 9515342 23788355 47576710 80880407 161760814 404402035 808804070