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525134204 = 227292632459
BaseRepresentation
bin11111010011001…
…110100101111100
31100121010120200222
4133103032211330
52033413243304
6124035240512
716004365340
oct3723164574
91317116628
10525134204
1124a474111
12127a49138
1384a453ca
144da59620
15311804be
hex1f4ce97c

525134204 has 48 divisors (see below), whose sum is σ = 1091059200. Its totient is φ = 216382656.

The previous prime is 525134201. The next prime is 525134219. The reversal of 525134204 is 402431525.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (525134201) 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, 212327 + ... + 214785.

It is an arithmetic number, because the mean of its divisors is an integer number (22730400).

Almost surely, 2525134204 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 525134204, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (545529600).

525134204 is an abundant number, since it is smaller than the sum of its proper divisors (565924996).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

525134204 is a wasteful number, since it uses less digits than its factorization.

525134204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2762 (or 2760 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 525134204 is about 22915.8068590220. The cubic root of 525134204 is about 806.7830563870.

Adding to 525134204 its reverse (402431525), we get a palindrome (927565729).

The spelling of 525134204 in words is "five hundred twenty-five million, one hundred thirty-four thousand, two hundred four".

Divisors: 1 2 4 7 14 28 29 58 116 203 263 406 526 812 1052 1841 2459 3682 4918 7364 7627 9836 15254 17213 30508 34426 53389 68852 71311 106778 142622 213556 285244 499177 646717 998354 1293434 1996708 2586868 4527019 9054038 18108076 18754793 37509586 75019172 131283551 262567102 525134204