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BaseRepresentation
bin11110000110101…
…00001110100101
3122121011201122022
433003110032211
51004121340100
641020312525
76154306565
oct1703241645
9577151568
10252527525
1111a5aa738
12706a2745
1340418c93
1425776da5
1517282e85
hexf0d43a5

252527525 has 6 divisors (see below), whose sum is σ = 313134162. Its totient is φ = 202022000.

The previous prime is 252527501. The next prime is 252527531. The reversal of 252527525 is 525725252.

252527525 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 59706529 + 192820996 = 7727^2 + 13886^2 .

It is not a de Polignac number, because 252527525 - 226 = 185418661 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5050526 + ... + 5050575.

It is an arithmetic number, because the mean of its divisors is an integer number (52189027).

Almost surely, 2252527525 is an apocalyptic number.

252527525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

252527525 is a deficient number, since it is larger than the sum of its proper divisors (60606637).

252527525 is a wasteful number, since it uses less digits than its factorization.

252527525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10101111 (or 10101106 counting only the distinct ones).

The product of its digits is 70000, while the sum is 35.

The square root of 252527525 is about 15891.1146556810. The cubic root of 252527525 is about 632.0763982912.

The spelling of 252527525 in words is "two hundred fifty-two million, five hundred twenty-seven thousand, five hundred twenty-five".

Divisors: 1 5 25 10101101 50505505 252527525