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82160158143 = 3717230140499
BaseRepresentation
bin100110010000100100…
…0001000010110111111
321212001212211110220010
41030201020020112333
52321231000030033
6101424401154303
75636001551520
oct1144110102677
9255055743803
1082160158143
11319312a3948
1213b0b32b993
1379948268bb
143d95a04847
15220ce6a863
hex13212085bf

82160158143 has 16 divisors (see below), whose sum is σ = 132560928000. Its totient is φ = 44186975616.

The previous prime is 82160158103. The next prime is 82160158151. The reversal of 82160158143 is 34185106128.

It is not a de Polignac number, because 82160158143 - 28 = 82160157887 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82160158103) 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, 115069893 + ... + 115070606.

It is an arithmetic number, because the mean of its divisors is an integer number (8285058000).

Almost surely, 282160158143 is an apocalyptic number.

82160158143 is a deficient number, since it is larger than the sum of its proper divisors (50400769857).

82160158143 is a wasteful number, since it uses less digits than its factorization.

82160158143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230140526.

The product of its (nonzero) digits is 46080, while the sum is 39.

The spelling of 82160158143 in words is "eighty-two billion, one hundred sixty million, one hundred fifty-eight thousand, one hundred forty-three".

Divisors: 1 3 7 17 21 51 119 357 230140499 690421497 1610983493 3912388483 4832950479 11737165449 27386719381 82160158143