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52610831085 = 3525713647427
BaseRepresentation
bin110000111111110110…
…011001001011101101
312000210112120010120110
4300333312121023231
51330221333043320
640100304410233
73541513454121
oct607766311355
9160715503513
1052610831085
112034849609a
12a243316979
134c659358a7
142791391581
15157dbb45e0
hexc3fd992ed

52610831085 has 16 divisors (see below), whose sum is σ = 84504874176. Its totient is φ = 27949928448.

The previous prime is 52610831069. The next prime is 52610831087. The reversal of 52610831085 is 58013801625.

It is not a de Polignac number, because 52610831085 - 24 = 52610831069 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52610831087) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6819859 + ... + 6827568.

It is an arithmetic number, because the mean of its divisors is an integer number (5281554636).

Almost surely, 252610831085 is an apocalyptic number.

It is an amenable number.

52610831085 is a deficient number, since it is larger than the sum of its proper divisors (31894043091).

52610831085 is a wasteful number, since it uses less digits than its factorization.

52610831085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13647692.

The product of its (nonzero) digits is 57600, while the sum is 39.

The spelling of 52610831085 in words is "fifty-two billion, six hundred ten million, eight hundred thirty-one thousand, eighty-five".

Divisors: 1 3 5 15 257 771 1285 3855 13647427 40942281 68237135 204711405 3507388739 10522166217 17536943695 52610831085