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82058479 = 137598967
BaseRepresentation
bin1001110010000…
…01110011101111
312201102000001221
410321001303233
5132001332404
612050444211
72014325356
oct471016357
9181360057
1082058479
1142357828
1223593667
1314001319
14ac8099d
15730d954
hex4e41cef

82058479 has 4 divisors (see below), whose sum is σ = 82657584. Its totient is φ = 81459376.

The previous prime is 82058477. The next prime is 82058513. The reversal of 82058479 is 97485028.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 82058479 - 21 = 82058477 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 (82058477) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 299347 + ... + 299620.

It is an arithmetic number, because the mean of its divisors is an integer number (20664396).

Almost surely, 282058479 is an apocalyptic number.

82058479 is a deficient number, since it is larger than the sum of its proper divisors (599105).

82058479 is a wasteful number, since it uses less digits than its factorization.

82058479 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 599104.

The product of its (nonzero) digits is 161280, while the sum is 43.

The square root of 82058479 is about 9058.6135252587. The cubic root of 82058479 is about 434.5514008376.

The spelling of 82058479 in words is "eighty-two million, fifty-eight thousand, four hundred seventy-nine".

Divisors: 1 137 598967 82058479