Search a number
-
+
56025225 = 32524992
BaseRepresentation
bin1101010110111…
…0000010001001
310220102101011100
43111232002021
5103320301400
65320452013
71250130564
oct325560211
9126371140
1056025225
1129696643
121691a009
13b7b7a29
1476254db
154dba100
hex356e089

56025225 has 27 divisors (see below), whose sum is σ = 100548903. Its totient is φ = 29820240.

The previous prime is 56025197. The next prime is 56025241. The reversal of 56025225 is 52252065.

The square root of 56025225 is 7485.

It is a perfect power (a square), and thus also a powerful number.

56025225 is a `hidden beast` number, since 5 + 602 + 52 + 2 + 5 = 666.

It can be written as a sum of positive squares in only one way, i.e., 20169081 + 35856144 = 4491^2 + 5988^2 .

It is not a de Polignac number, because 56025225 - 29 = 56024713 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 112026 + ... + 112524.

Almost surely, 256025225 is an apocalyptic number.

56025225 is the 7485-th square number.

56025225 is the 3743-rd centered octagonal number.

It is an amenable number.

56025225 is a deficient number, since it is larger than the sum of its proper divisors (44523678).

56025225 is an equidigital number, since it uses as much as digits as its factorization.

56025225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1014 (or 507 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 27.

The cubic root of 56025225 is about 382.6436727993.

The spelling of 56025225 in words is "fifty-six million, twenty-five thousand, two hundred twenty-five".

Divisors: 1 3 5 9 15 25 45 75 225 499 1497 2495 4491 7485 12475 22455 37425 112275 249001 747003 1245005 2241009 3735015 6225025 11205045 18675075 56025225