Base | Representation |
---|---|
bin | 110000001001100… |
… | …010110001001000 |
3 | 2002022000220100111 |
4 | 300021202301020 |
5 | 3123244324242 |
6 | 212054044104 |
7 | 26006153401 |
oct | 6011426110 |
9 | 2068026314 |
10 | 807808072 |
11 | 384a94185 |
12 | 1a6649634 |
13 | cb487b56 |
14 | 793dc9a8 |
15 | 4adba817 |
hex | 30262c48 |
807808072 has 32 divisors (see below), whose sum is σ = 1549102680. Its totient is φ = 394813440.
The previous prime is 807808069. The next prime is 807808097. The reversal of 807808072 is 270808708.
It can be written as a sum of positive squares in 4 ways, for example, as 382046116 + 425761956 = 19546^2 + 20634^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59872 + ... + 72112.
Almost surely, 2807808072 is an apocalyptic number.
It is an amenable number.
807808072 is a deficient number, since it is larger than the sum of its proper divisors (741294608).
807808072 is a wasteful number, since it uses less digits than its factorization.
807808072 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12433 (or 12429 counting only the distinct ones).
The product of its (nonzero) digits is 50176, while the sum is 40.
The square root of 807808072 is about 28421.9646048615. The cubic root of 807808072 is about 931.3281489782.
The spelling of 807808072 in words is "eight hundred seven million, eight hundred eight thousand, seventy-two".
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