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12552265 = 511228223
BaseRepresentation
bin101111111000…
…100001001001
3212121201110201
4233320201021
511203133030
61125012201
7211456345
oct57704111
925551421
1012552265
1170a3780
124254061
1327a649b
14194a625
15117e2ca
hexbf8849

12552265 has 8 divisors (see below), whose sum is σ = 16432128. Its totient is φ = 9128880.

The previous prime is 12552263. The next prime is 12552311. The reversal of 12552265 is 56225521.

12552265 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12552265 - 21 = 12552263 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12552263) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 114057 + ... + 114166.

It is an arithmetic number, because the mean of its divisors is an integer number (2054016).

Almost surely, 212552265 is an apocalyptic number.

It is an amenable number.

12552265 is a deficient number, since it is larger than the sum of its proper divisors (3879863).

12552265 is a wasteful number, since it uses less digits than its factorization.

12552265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228239.

The product of its digits is 6000, while the sum is 28.

The square root of 12552265 is about 3542.9175830098. The cubic root of 12552265 is about 232.4024487662.

Adding to 12552265 its reverse (56225521), we get a palindrome (68777786).

The spelling of 12552265 in words is "twelve million, five hundred fifty-two thousand, two hundred sixty-five".

Divisors: 1 5 11 55 228223 1141115 2510453 12552265