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82374099957 = 343832655259
BaseRepresentation
bin100110010110111100…
…0010000001111110101
321212121210101211220000
41030231320100033311
52322200232144312
6101501522501513
75644210203552
oct1145570201765
9255553354800
1082374099957
1131a31039566
1213b6ab04899
1379c9c529a6
143db61b5a29
152221b2aadc
hex132de103f5

82374099957 has 20 divisors (see below), whose sum is σ = 123374000640. Its totient is φ = 54772662024.

The previous prime is 82374099937. The next prime is 82374099959. The reversal of 82374099957 is 75999047328.

It is not a de Polignac number, because 82374099957 - 26 = 82374099893 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 82374099894 and 82374099903.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82374099959) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1296607 + ... + 1358652.

It is an arithmetic number, because the mean of its divisors is an integer number (6168700032).

Almost surely, 282374099957 is an apocalyptic number.

It is an amenable number.

82374099957 is a deficient number, since it is larger than the sum of its proper divisors (40999900683).

82374099957 is a wasteful number, since it uses less digits than its factorization.

82374099957 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2655654 (or 2655645 counting only the distinct ones).

The product of its (nonzero) digits is 34292160, while the sum is 63.

The spelling of 82374099957 in words is "eighty-two billion, three hundred seventy-four million, ninety-nine thousand, nine hundred fifty-seven".

Divisors: 1 3 9 27 81 383 1149 3447 10341 31023 2655259 7965777 23897331 71691993 215075979 1016964197 3050892591 9152677773 27458033319 82374099957