Base | Representation |
---|---|
bin | 1001110101010… |
… | …00100100011011 |
3 | 12202012101110010 |
4 | 10322220210123 |
5 | 132103320022 |
6 | 12103453003 |
7 | 2021030454 |
oct | 472504433 |
9 | 182171403 |
10 | 82479387 |
11 | 42614a91 |
12 | 23757163 |
13 | 1411aa93 |
14 | ad5012b |
15 | 739350c |
hex | 4ea891b |
82479387 has 8 divisors (see below), whose sum is σ = 110017600. Its totient is φ = 54963720.
The previous prime is 82479379. The next prime is 82479457. The reversal of 82479387 is 78397428.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 82479387 - 23 = 82479379 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (82479337) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 6864 + ... + 14562.
It is an arithmetic number, because the mean of its divisors is an integer number (13752200).
Almost surely, 282479387 is an apocalyptic number.
82479387 is a deficient number, since it is larger than the sum of its proper divisors (27538213).
82479387 is a wasteful number, since it uses less digits than its factorization.
82479387 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11273.
The product of its digits is 677376, while the sum is 48.
The square root of 82479387 is about 9081.8162831011. The cubic root of 82479387 is about 435.2931251968.
The spelling of 82479387 in words is "eighty-two million, four hundred seventy-nine thousand, three hundred eighty-seven".
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