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18053796 = 2231788499
BaseRepresentation
bin100010011011…
…1101010100100
31020222020011010
41010313222210
514110210141
61442542220
7306311655
oct104675244
936866133
1018053796
11a2110a2
126067970
133981627
14257d52c
1518b9416
hex1137aa4

18053796 has 24 divisors (see below), whose sum is σ = 44604000. Its totient is φ = 5663872.

The previous prime is 18053771. The next prime is 18053807. The reversal of 18053796 is 69735081.

It is a super-3 number, since 3×180537963 (a number of 23 digits) contains 333 as substring.

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, 44046 + ... + 44453.

It is an arithmetic number, because the mean of its divisors is an integer number (1858500).

Almost surely, 218053796 is an apocalyptic number.

It is an amenable number.

18053796 is an abundant number, since it is smaller than the sum of its proper divisors (26550204).

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

18053796 is a wasteful number, since it uses less digits than its factorization.

18053796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88523 (or 88521 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 39.

The square root of 18053796 is about 4248.9758766084. The cubic root of 18053796 is about 262.3349638357.

The spelling of 18053796 in words is "eighteen million, fifty-three thousand, seven hundred ninety-six".

Divisors: 1 2 3 4 6 12 17 34 51 68 102 204 88499 176998 265497 353996 530994 1061988 1504483 3008966 4513449 6017932 9026898 18053796