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52229025 = 3252232129
BaseRepresentation
bin1100011100111…
…1001110100001
310122021111202100
43013033032201
5101332312100
65103241013
71202640132
oct307171641
9118244670
1052229025
1127533492
12155a9169
13aa88b64
146d17c89
1548ba400
hex31cf3a1

52229025 has 18 divisors (see below), whose sum is σ = 93548390. Its totient is φ = 27855360.

The previous prime is 52229003. The next prime is 52229059. The reversal of 52229025 is 52092225.

It can be written as a sum of positive squares in 3 ways, for example, as 42849 + 52186176 = 207^2 + 7224^2 .

It is not a de Polignac number, because 52229025 - 212 = 52224929 is a prime.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 52229025.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 115840 + ... + 116289.

Almost surely, 252229025 is an apocalyptic number.

It is an amenable number.

52229025 is a deficient number, since it is larger than the sum of its proper divisors (41319365).

52229025 is a wasteful number, since it uses less digits than its factorization.

52229025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232145 (or 232137 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 52229025 is about 7226.9651306755. The cubic root of 52229025 is about 373.7982864725.

The spelling of 52229025 in words is "fifty-two million, two hundred twenty-nine thousand, twenty-five".

Divisors: 1 3 5 9 15 25 45 75 225 232129 696387 1160645 2089161 3481935 5803225 10445805 17409675 52229025