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82514542 = 21113128631
BaseRepresentation
bin1001110101100…
…01001001101110
312202021011200011
410322301021232
5132110431132
612104323434
72021235115
oct472611156
9182234604
1082514542
1142639440
122377357a
1314130a96
14ad5cc7c
15739db47
hex4eb126e

82514542 has 16 divisors (see below), whose sum is σ = 136059264. Its totient is φ = 37219000.

The previous prime is 82514527. The next prime is 82514573. The reversal of 82514542 is 24541528.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11434 + ... + 17197.

It is an arithmetic number, because the mean of its divisors is an integer number (8503704).

Almost surely, 282514542 is an apocalyptic number.

82514542 is a deficient number, since it is larger than the sum of its proper divisors (53544722).

82514542 is a wasteful number, since it uses less digits than its factorization.

82514542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28775.

The product of its digits is 12800, while the sum is 31.

The square root of 82514542 is about 9083.7515377734. The cubic root of 82514542 is about 435.3549610758.

The spelling of 82514542 in words is "eighty-two million, five hundred fourteen thousand, five hundred forty-two".

Divisors: 1 2 11 22 131 262 1441 2882 28631 57262 314941 629882 3750661 7501322 41257271 82514542