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20362256652 = 2231696854721
BaseRepresentation
bin10010111101101011…
…110110000100001100
31221120002011210221210
4102331223312010030
5313200214203102
613204305454420
71320411216513
oct227553660414
957502153853
1020362256652
1186a9a65891
123b43341410
131bc676289a
14db246367a
157e297636c
hex4bdaf610c

20362256652 has 12 divisors (see below), whose sum is σ = 47511932216. Its totient is φ = 6787418880.

The previous prime is 20362256639. The next prime is 20362256653. The reversal of 20362256652 is 25665226302.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 20362256652.

It is not an unprimeable number, because it can be changed into a prime (20362256653) 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, 848427349 + ... + 848427372.

Almost surely, 220362256652 is an apocalyptic number.

It is an amenable number.

20362256652 is an abundant number, since it is smaller than the sum of its proper divisors (27149675564).

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

20362256652 is a wasteful number, since it uses less digits than its factorization.

20362256652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1696854728 (or 1696854726 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 39.

The spelling of 20362256652 in words is "twenty billion, three hundred sixty-two million, two hundred fifty-six thousand, six hundred fifty-two".

Divisors: 1 2 3 4 6 12 1696854721 3393709442 5090564163 6787418884 10181128326 20362256652