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82134204 = 2236844517
BaseRepresentation
bin1001110010101…
…00010010111100
312201112211221120
410321110102330
5132011243304
612052230540
72015062215
oct471242274
9181484846
1082134204
11423a9709
122360b450
1314029929
14aca040c
1573260d9
hex4e544bc

82134204 has 12 divisors (see below), whose sum is σ = 191646504. Its totient is φ = 27378064.

The previous prime is 82134197. The next prime is 82134229. The reversal of 82134204 is 40243128.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3422247 + ... + 3422270.

It is an arithmetic number, because the mean of its divisors is an integer number (15970542).

Almost surely, 282134204 is an apocalyptic number.

It is an amenable number.

82134204 is an abundant number, since it is smaller than the sum of its proper divisors (109512300).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

82134204 is a wasteful number, since it uses less digits than its factorization.

82134204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6844524 (or 6844522 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

The square root of 82134204 is about 9062.7922849418. The cubic root of 82134204 is about 434.6850302859.

The spelling of 82134204 in words is "eighty-two million, one hundred thirty-four thousand, two hundred four".

Divisors: 1 2 3 4 6 12 6844517 13689034 20533551 27378068 41067102 82134204