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525234525 = 3527003127
BaseRepresentation
bin11111010011100…
…111000101011101
31100121022200022120
4133103213011131
52033430001100
6124041333153
716005263664
oct3723470535
91317280276
10525234525
1124a532522
12127a971b9
1384a7bc7a
144da83ddb
15311a00a0
hex1f4e715d

525234525 has 12 divisors (see below), whose sum is σ = 868387872. Its totient is φ = 280125040.

The previous prime is 525234511. The next prime is 525234553. The reversal of 525234525 is 525432525.

It is not a de Polignac number, because 525234525 - 29 = 525234013 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3501489 + ... + 3501638.

It is an arithmetic number, because the mean of its divisors is an integer number (72365656).

Almost surely, 2525234525 is an apocalyptic number.

It is an amenable number.

525234525 is a deficient number, since it is larger than the sum of its proper divisors (343153347).

525234525 is a wasteful number, since it uses less digits than its factorization.

525234525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7003140 (or 7003135 counting only the distinct ones).

The product of its digits is 60000, while the sum is 33.

The square root of 525234525 is about 22917.9956584340. The cubic root of 525234525 is about 806.8344287339.

The spelling of 525234525 in words is "five hundred twenty-five million, two hundred thirty-four thousand, five hundred twenty-five".

Divisors: 1 3 5 15 25 75 7003127 21009381 35015635 105046905 175078175 525234525