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80704392 = 2333362683
BaseRepresentation
bin1001100111101…
…11001110001000
312121212012121120
410303313032020
5131130020032
612001435240
71666655526
oct463671610
9177765546
1080704392
114161244a
122303bb20
1313948ba2
14aa0b316
15714262c
hex4cf7388

80704392 has 16 divisors (see below), whose sum is σ = 201761040. Its totient is φ = 26901456.

The previous prime is 80704391. The next prime is 80704417. The reversal of 80704392 is 29340708.

It is not an unprimeable number, because it can be changed into a prime (80704391) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1681318 + ... + 1681365.

It is an arithmetic number, because the mean of its divisors is an integer number (12610065).

Almost surely, 280704392 is an apocalyptic number.

It is an amenable number.

80704392 is an abundant number, since it is smaller than the sum of its proper divisors (121056648).

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

80704392 is a wasteful number, since it uses less digits than its factorization.

80704392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3362692 (or 3362688 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 33.

The square root of 80704392 is about 8983.5623223752. The cubic root of 80704392 is about 432.1478831840.

The spelling of 80704392 in words is "eighty million, seven hundred four thousand, three hundred ninety-two".

Divisors: 1 2 3 4 6 8 12 24 3362683 6725366 10088049 13450732 20176098 26901464 40352196 80704392