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13305501200 = 245233263753
BaseRepresentation
bin11000110010001000…
…11101011000010000
31021100021122111022202
430121010131120100
5204222202014300
610040143022332
7650502615455
oct143104353020
937307574282
1013305501200
115708676a92
1226b3b9a9a8
131340777744
1490317182c
1552d19aad5
hex31911d610

13305501200 has 30 divisors (see below), whose sum is σ = 31966467594. Its totient is φ = 5322200320.

The previous prime is 13305501199. The next prime is 13305501221. The reversal of 13305501200 is 210550331.

It can be written as a sum of positive squares in 3 ways, for example, as 63936016 + 13241565184 = 7996^2 + 115072^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 16631477 + ... + 16632276.

Almost surely, 213305501200 is an apocalyptic number.

13305501200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13305501200 is an abundant number, since it is smaller than the sum of its proper divisors (18660966394).

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

13305501200 is a wasteful number, since it uses less digits than its factorization.

13305501200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33263771 (or 33263760 counting only the distinct ones).

The product of its (nonzero) digits is 450, while the sum is 20.

The spelling of 13305501200 in words is "thirteen billion, three hundred five million, five hundred one thousand, two hundred".

Divisors: 1 2 4 5 8 10 16 20 25 40 50 80 100 200 400 33263753 66527506 133055012 166318765 266110024 332637530 532220048 665275060 831593825 1330550120 1663187650 2661100240 3326375300 6652750600 13305501200