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807303868 = 22728832281
BaseRepresentation
bin110000000111100…
…111101010111100
32002021002021201021
4300013213222330
53123132210433
6212035153524
726001653410
oct6007475274
92067067637
10807303868
1138477a388
121a64458a4
13cb33c4c7
147930ad40
154ad1b22d
hex301e7abc

807303868 has 12 divisors (see below), whose sum is σ = 1614607792. Its totient is φ = 345987360.

The previous prime is 807303859. The next prime is 807303881. The reversal of 807303868 is 868303708.

807303868 is an admirable number.

It is a super-2 number, since 2×8073038682 = 1303479070575522848, which contains 22 as substring.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14416113 + ... + 14416168.

Almost surely, 2807303868 is an apocalyptic number.

It is an amenable number.

807303868 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

807303868 is a wasteful number, since it uses less digits than its factorization.

807303868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28832292 (or 28832290 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 43.

The square root of 807303868 is about 28413.0932494158. The cubic root of 807303868 is about 931.1343417583.

The spelling of 807303868 in words is "eight hundred seven million, three hundred three thousand, eight hundred sixty-eight".

Divisors: 1 2 4 7 14 28 28832281 57664562 115329124 201825967 403651934 807303868