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18796396104 = 23321501317389
BaseRepresentation
bin10001100000010110…
…100011111001001000
31210111221201212002200
4101200112203321020
5301443334133404
612345052000200
71233535505433
oct214026437110
953457655080
1018796396104
117a76091662
123786a60060
131a07220c95
14ca44d881a
1575026c839
hex4605a3e48

18796396104 has 48 divisors (see below), whose sum is σ = 50913224700. Its totient is φ = 6264687744.

The previous prime is 18796396079. The next prime is 18796396123. The reversal of 18796396104 is 40169369781.

18796396104 is a `hidden beast` number, since 18 + 7 + 9 + 6 + 3 + 9 + 610 + 4 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 18136008900 + 660387204 = 134670^2 + 25698^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1072242 + ... + 1089630.

Almost surely, 218796396104 is an apocalyptic number.

It is an amenable number.

18796396104 is an abundant number, since it is smaller than the sum of its proper divisors (32116828596).

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

18796396104 is a wasteful number, since it uses less digits than its factorization.

18796396104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32414 (or 32407 counting only the distinct ones).

The product of its (nonzero) digits is 1959552, while the sum is 54.

The spelling of 18796396104 in words is "eighteen billion, seven hundred ninety-six million, three hundred ninety-six thousand, one hundred four".

Divisors: 1 2 3 4 6 8 9 12 18 24 36 72 15013 17389 30026 34778 45039 52167 60052 69556 90078 104334 120104 135117 139112 156501 180156 208668 270234 313002 360312 417336 540468 626004 1080936 1252008 261061057 522122114 783183171 1044244228 1566366342 2088488456 2349549513 3132732684 4699099026 6265465368 9398198052 18796396104