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525332152 = 23139472421
BaseRepresentation
bin11111010011111…
…110111010111000
31100121111122020101
4133103332322320
52033441112102
6124043405144
716006151422
oct3723767270
91317448211
10525332152
1124a599904
12127b237b4
1384ab4537
144daab812
15311bde87
hex1f4feeb8

525332152 has 16 divisors (see below), whose sum is σ = 992086200. Its totient is φ = 260775840.

The previous prime is 525332111. The next prime is 525332153. The reversal of 525332152 is 251233525.

It is a super-2 number, since 2×5253321522 = 551947739849902208, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 525332152.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (525332153) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 235099 + ... + 237322.

Almost surely, 2525332152 is an apocalyptic number.

It is an amenable number.

525332152 is a deficient number, since it is larger than the sum of its proper divisors (466754048).

525332152 is a wasteful number, since it uses less digits than its factorization.

525332152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 472566 (or 472562 counting only the distinct ones).

The product of its digits is 9000, while the sum is 28.

The square root of 525332152 is about 22920.1254795867. The cubic root of 525332152 is about 806.8844152582.

Adding to 525332152 its reverse (251233525), we get a palindrome (776565677).

The spelling of 525332152 in words is "five hundred twenty-five million, three hundred thirty-two thousand, one hundred fifty-two".

Divisors: 1 2 4 8 139 278 556 1112 472421 944842 1889684 3779368 65666519 131333038 262666076 525332152