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52551125325 = 35528650391
BaseRepresentation
bin110000111100010010…
…101000100101001101
312000122101012202200000
4300330102220211031
51330111042002300
640050332554513
73540160123626
oct607422504515
9160571182600
1052551125325
1120317816296
12a227322a39
134c5645c83a
14278748ca4d
15157881dc00
hexc3c4a894d

52551125325 has 36 divisors (see below), whose sum is σ = 97611023328. Its totient is φ = 28027263600.

The previous prime is 52551125323. The next prime is 52551125353. The reversal of 52551125325 is 52352115525.

52551125325 is a `hidden beast` number, since 5 + 2 + 5 + 5 + 112 + 532 + 5 = 666.

It is not a de Polignac number, because 52551125325 - 21 = 52551125323 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 52551125325.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52551125323) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 4319121 + ... + 4331270.

Almost surely, 252551125325 is an apocalyptic number.

It is an amenable number.

52551125325 is a deficient number, since it is larger than the sum of its proper divisors (45059898003).

52551125325 is an equidigital number, since it uses as much as digits as its factorization.

52551125325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8650416 (or 8650399 counting only the distinct ones).

The product of its digits is 75000, while the sum is 36.

The spelling of 52551125325 in words is "fifty-two billion, five hundred fifty-one million, one hundred twenty-five thousand, three hundred twenty-five".

Divisors: 1 3 5 9 15 25 27 45 75 81 135 225 243 405 675 1215 2025 6075 8650391 25951173 43251955 77853519 129755865 216259775 233560557 389267595 648779325 700681671 1167802785 1946337975 2102045013 3503408355 5839013925 10510225065 17517041775 52551125325