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52351615325 = 5219279101727
BaseRepresentation
bin110000110000011001…
…100100000101011101
312000010110210121101202
4300300121210011131
51324204003142300
640014444445245
73532215250052
oct606031440535
9160113717352
1052351615325
1120225138499
12a190549825
134c24017599
142768b97029
15156605ead5
hexc3066415d

52351615325 has 72 divisors (see below), whose sum is σ = 70163009280. Its totient is φ = 38733552000.

The previous prime is 52351615319. The next prime is 52351615343.

52351615325 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 52351615325 - 212 = 52351611229 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 72010112 + ... + 72010838.

It is an arithmetic number, because the mean of its divisors is an integer number (974486240).

Almost surely, 252351615325 is an apocalyptic number.

It is an amenable number.

52351615325 is a deficient number, since it is larger than the sum of its proper divisors (17811393955).

52351615325 is a wasteful number, since it uses less digits than its factorization.

52351615325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 955 (or 931 counting only the distinct ones).

The product of its digits is 135000, while the sum is 38.

The spelling of 52351615325 in words is "fifty-two billion, three hundred fifty-one million, six hundred fifteen thousand, three hundred twenty-five".

Divisors: 1 5 19 25 79 95 101 361 395 475 505 727 1501 1805 1919 1975 2525 3635 7505 7979 9025 9595 13813 18175 28519 36461 37525 39895 47975 57433 69065 73427 142595 151601 182305 199475 262447 287165 345325 367135 712975 758005 911525 1091227 1312235 1395113 1435825 1835675 2880419 3790025 5456135 5800733 6561175 6975565 14402095 20733313 26507147 27280675 29003665 34877825 72010475 103666565 110213927 132535735 145018325 518332825 551069635 662678675 2094064613 2755348175 10470323065 52351615325