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80319084 = 22317393721
BaseRepresentation
bin1001100100110…
…01001001101100
312121010122001220
410302121021230
5131030202314
611545303340
71663462266
oct462311154
9177118056
1080319084
1141379a0a
1222a94b50
13138426b1
14a94ab36
1570b83a9
hex4c9926c

80319084 has 24 divisors (see below), whose sum is σ = 198435888. Its totient is φ = 25198080.

The previous prime is 80319037. The next prime is 80319089. The reversal of 80319084 is 48091308.

It is not an unprimeable number, because it can be changed into a prime (80319089) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 196657 + ... + 197064.

It is an arithmetic number, because the mean of its divisors is an integer number (8268162).

Almost surely, 280319084 is an apocalyptic number.

It is an amenable number.

80319084 is an abundant number, since it is smaller than the sum of its proper divisors (118116804).

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

80319084 is a wasteful number, since it uses less digits than its factorization.

80319084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 393745 (or 393743 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 33.

The square root of 80319084 is about 8962.0914969665. The cubic root of 80319084 is about 431.4590494131.

The spelling of 80319084 in words is "eighty million, three hundred nineteen thousand, eighty-four".

Divisors: 1 2 3 4 6 12 17 34 51 68 102 204 393721 787442 1181163 1574884 2362326 4724652 6693257 13386514 20079771 26773028 40159542 80319084