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82252164 = 2236854347
BaseRepresentation
bin1001110011100…
…01000110000100
312201202211202110
410321301012010
5132024032124
612054541020
72016063141
oct471610604
9181684673
1082252164
114247a2a5
1223667770
131406b527
14acd13c8
15734b029
hex4e71184

82252164 has 12 divisors (see below), whose sum is σ = 191921744. Its totient is φ = 27417384.

The previous prime is 82252153. The next prime is 82252169. The reversal of 82252164 is 46125228.

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

It is not an unprimeable number, because it can be changed into a prime (82252169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3427162 + ... + 3427185.

Almost surely, 282252164 is an apocalyptic number.

It is an amenable number.

82252164 is an abundant number, since it is smaller than the sum of its proper divisors (109669580).

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

82252164 is a wasteful number, since it uses less digits than its factorization.

82252164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6854354 (or 6854352 counting only the distinct ones).

The product of its digits is 7680, while the sum is 30.

The square root of 82252164 is about 9069.2978780058. The cubic root of 82252164 is about 434.8930269394.

The spelling of 82252164 in words is "eighty-two million, two hundred fifty-two thousand, one hundred sixty-four".

Divisors: 1 2 3 4 6 12 6854347 13708694 20563041 27417388 41126082 82252164