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82375065157 = 7112875937199
BaseRepresentation
bin100110010110111101…
…1111011111001000101
321212121212012212220011
41030231323323321011
52322201004041112
6101501555310221
75644221333550
oct1145573737105
9255555185804
1082375065157
1131a31638750
1213b6b2ab371
1379ca200108
143db6387697
152221c6baa7
hex132defbe45

82375065157 has 16 divisors (see below), whose sum is σ = 102707712000. Its totient is φ = 64184405040.

The previous prime is 82375065151. The next prime is 82375065169. The reversal of 82375065157 is 75156057328.

It is a de Polignac number, because none of the positive numbers 2k-82375065157 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 82375065157.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82375065151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2195844 + ... + 2233042.

It is an arithmetic number, because the mean of its divisors is an integer number (6419232000).

Almost surely, 282375065157 is an apocalyptic number.

It is an amenable number.

82375065157 is a deficient number, since it is larger than the sum of its proper divisors (20332646843).

82375065157 is a wasteful number, since it uses less digits than its factorization.

82375065157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65976.

The product of its (nonzero) digits is 1764000, while the sum is 49.

The spelling of 82375065157 in words is "eighty-two billion, three hundred seventy-five million, sixty-five thousand, one hundred fifty-seven".

Divisors: 1 7 11 77 28759 37199 201313 260393 316349 409189 2214443 2864323 1069806041 7488642287 11767866451 82375065157