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80704652 = 2272882309
BaseRepresentation
bin1001100111101…
…11010010001100
312121212012222012
410303313102030
5131130022102
612001440352
71666656350
oct463672214
9177765865
1080704652
1141612666
12230400b8
1313949042
14aa0b460
157142752
hex4cf748c

80704652 has 12 divisors (see below), whose sum is σ = 161409360. Its totient is φ = 34587696.

The previous prime is 80704633. The next prime is 80704669. The reversal of 80704652 is 25640708.

80704652 is an admirable number.

It is a super-2 number, since 2×807046522 = 13026481708882208, which contains 22 as substring.

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, 1441127 + ... + 1441182.

It is an arithmetic number, because the mean of its divisors is an integer number (13450780).

Almost surely, 280704652 is an apocalyptic number.

It is an amenable number.

80704652 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.

80704652 is a wasteful number, since it uses less digits than its factorization.

80704652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2882320 (or 2882318 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 32.

The square root of 80704652 is about 8983.5767932378. The cubic root of 80704652 is about 432.1483472576.

The spelling of 80704652 in words is "eighty million, seven hundred four thousand, six hundred fifty-two".

Divisors: 1 2 4 7 14 28 2882309 5764618 11529236 20176163 40352326 80704652