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52255855225 = 5272252116921
BaseRepresentation
bin110000101010101100…
…010001001001111001
311222212210121111020101
4300222230101021321
51324004444331400
640001144155401
73526643304100
oct605254211171
9158783544211
1052255855225
1120186082512
12a164468b61
134c0a2298c2
14275a18b037
15155c94656a
hexc2ab11279

52255855225 has 36 divisors (see below), whose sum is σ = 75410760828. Its totient is φ = 35816256000.

The previous prime is 52255855187. The next prime is 52255855241.

It is a happy number.

52255855225 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 6 ways, for example, as 8235199504 + 44020655721 = 90748^2 + 209811^2 .

It is not a de Polignac number, because 52255855225 - 219 = 52255330937 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 3079765 + ... + 3096685.

Almost surely, 252255855225 is an apocalyptic number.

It is an amenable number.

52255855225 is a deficient number, since it is larger than the sum of its proper divisors (23154905603).

52255855225 is a wasteful number, since it uses less digits than its factorization.

52255855225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19466 (or 19454 counting only the distinct ones).

The product of its digits is 2000000, while the sum is 46.

The spelling of 52255855225 in words is "fifty-two billion, two hundred fifty-five million, eight hundred fifty-five thousand, two hundred twenty-five".

Divisors: 1 5 7 25 35 49 175 245 1225 2521 12605 16921 17647 63025 84605 88235 118447 123529 423025 441175 592235 617645 829129 2961175 3088225 4145645 20728225 42657841 213289205 298604887 1066446025 1493024435 2090234209 7465122175 10451171045 52255855225