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525351125 = 53131132861
BaseRepresentation
bin11111010100000…
…011100011010101
31100121112121021002
4133110003203111
52033442214000
6124044033045
716006260635
oct3724034325
91317477232
10525351125
1124a602092
12127b32785
1384ac0070
144dab46c5
15311c48d5
hex1f5038d5

525351125 has 32 divisors (see below), whose sum is σ = 712569312. Its totient is φ = 384384000.

The previous prime is 525351109. The next prime is 525351133. The reversal of 525351125 is 521153525.

It can be written as a sum of positive squares in 16 ways, for example, as 521939716 + 3411409 = 22846^2 + 1847^2 .

It is not a de Polignac number, because 525351125 - 24 = 525351109 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 182195 + ... + 185055.

It is an arithmetic number, because the mean of its divisors is an integer number (22267791).

Almost surely, 2525351125 is an apocalyptic number.

It is an amenable number.

525351125 is a deficient number, since it is larger than the sum of its proper divisors (187218187).

525351125 is a wasteful number, since it uses less digits than its factorization.

525351125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3002 (or 2992 counting only the distinct ones).

The product of its digits is 7500, while the sum is 29.

The square root of 525351125 is about 22920.5393697443. The cubic root of 525351125 is about 806.8941290070.

The spelling of 525351125 in words is "five hundred twenty-five million, three hundred fifty-one thousand, one hundred twenty-five".

Divisors: 1 5 13 25 65 113 125 325 565 1469 1625 2825 2861 7345 14125 14305 36725 37193 71525 183625 185965 323293 357625 929825 1616465 4202809 4649125 8082325 21014045 40411625 105070225 525351125