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52685511292 = 22231075352043
BaseRepresentation
bin110001000100010011…
…010001101001111100
312000222202002021120001
4301010103101221330
51330344442330132
640111533204044
73543411312511
oct610423215174
9160882067501
1052685511292
1120386663477
12a264330624
134c7825276b
14279b271308
151585516ce7
hexc444d1a7c

52685511292 has 24 divisors (see below), whose sum is σ = 97107486336. Its totient is φ = 24961923888.

The previous prime is 52685511289. The next prime is 52685511317. The reversal of 52685511292 is 29211558625.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2666178 + ... + 2685865.

It is an arithmetic number, because the mean of its divisors is an integer number (4046145264).

Almost surely, 252685511292 is an apocalyptic number.

It is an amenable number.

52685511292 is a deficient number, since it is larger than the sum of its proper divisors (44421975044).

52685511292 is a wasteful number, since it uses less digits than its factorization.

52685511292 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5352177 (or 5352175 counting only the distinct ones).

The product of its digits is 432000, while the sum is 46.

The spelling of 52685511292 in words is "fifty-two billion, six hundred eighty-five million, five hundred eleven thousand, two hundred ninety-two".

Divisors: 1 2 4 23 46 92 107 214 428 2461 4922 9844 5352043 10704086 21408172 123096989 246193978 492387956 572668601 1145337202 2290674404 13171377823 26342755646 52685511292