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82488142159 = 133541617699
BaseRepresentation
bin100110011010010101…
…1010010100101001111
321212220201222210101021
41030310223102211033
52322413431022114
6101521115055011
75650063432243
oct1146453224517
9255821883337
1082488142159
1131a8a451115
1213ba1141467
137a17771b97
143dc73c0423
15222bb56024
hex1334ad294f

82488142159 has 4 divisors (see below), whose sum is σ = 82488893400. Its totient is φ = 82487390920.

The previous prime is 82488142129. The next prime is 82488142171. The reversal of 82488142159 is 95124188428.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 82488142159 - 213 = 82488133967 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82488142109) 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 3 ways as a sum of consecutive naturals, for example, 175309 + ... + 442390.

It is an arithmetic number, because the mean of its divisors is an integer number (20622223350).

Almost surely, 282488142159 is an apocalyptic number.

82488142159 is a deficient number, since it is larger than the sum of its proper divisors (751241).

82488142159 is a wasteful number, since it uses less digits than its factorization.

82488142159 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 751240.

The product of its digits is 1474560, while the sum is 52.

The spelling of 82488142159 in words is "eighty-two billion, four hundred eighty-eight million, one hundred forty-two thousand, one hundred fifty-nine".

Divisors: 1 133541 617699 82488142159