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82706787074725 = 5211300751952999
BaseRepresentation
bin10010110011100010101100…
…101010100000001010100101
3101211211200200012021101112221
4102303202230222200022211
541320031444442342400
6451522550133312341
723264240166461662
oct2263425452401245
9354750605241487
1082706787074725
112439782a162290
1293391677956b1
13371c2a7a07c68
14165d05bcbaa69
159865d7778c1a
hex4b38acaa02a5

82706787074725 has 12 divisors (see below), whose sum is σ = 111879726516000. Its totient is φ = 60150390599600.

The previous prime is 82706787074701. The next prime is 82706787074773. The reversal of 82706787074725 is 52747078760728.

It is not a de Polignac number, because 82706787074725 - 217 = 82706786943653 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 150375976225 + ... + 150375976774.

It is an arithmetic number, because the mean of its divisors is an integer number (9323310543000).

Almost surely, 282706787074725 is an apocalyptic number.

It is an amenable number.

82706787074725 is a deficient number, since it is larger than the sum of its proper divisors (29172939441275).

82706787074725 is a wasteful number, since it uses less digits than its factorization.

82706787074725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 300751953020 (or 300751953015 counting only the distinct ones).

The product of its (nonzero) digits is 516311040, while the sum is 70.

The spelling of 82706787074725 in words is "eighty-two trillion, seven hundred six billion, seven hundred eighty-seven million, seventy-four thousand, seven hundred twenty-five".

Divisors: 1 5 11 25 55 275 300751952999 1503759764995 3308271482989 7518798824975 16541357414945 82706787074725