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252165125 = 536193259
BaseRepresentation
bin11110000011110…
…11110000000101
3122120111022112002
433001323300011
51004023241000
641004435045
76151240202
oct1701736005
9576438462
10252165125
1111a382433
1270548a85
1340320044
14256c0ca9
15172108d5
hexf07bc05

252165125 has 16 divisors (see below), whose sum is σ = 315307200. Its totient is φ = 201344400.

The previous prime is 252165119. The next prime is 252165127. The reversal of 252165125 is 521561252.

252165125 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 252165125 - 26 = 252165061 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252165127) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 75746 + ... + 79004.

It is an arithmetic number, because the mean of its divisors is an integer number (19706700).

Almost surely, 2252165125 is an apocalyptic number.

252165125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

252165125 is a deficient number, since it is larger than the sum of its proper divisors (63142075).

252165125 is an equidigital number, since it uses as much as digits as its factorization.

252165125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3893 (or 3883 counting only the distinct ones).

The product of its digits is 6000, while the sum is 29.

The square root of 252165125 is about 15879.7079633097. The cubic root of 252165125 is about 631.7738911350.

The spelling of 252165125 in words is "two hundred fifty-two million, one hundred sixty-five thousand, one hundred twenty-five".

Divisors: 1 5 25 125 619 3095 3259 15475 16295 77375 81475 407375 2017321 10086605 50433025 252165125