Base | Representation |
---|---|
bin | 1001110101010… |
… | …00100100111111 |
3 | 12202012101111110 |
4 | 10322220210333 |
5 | 132103320143 |
6 | 12103453103 |
7 | 2021030535 |
oct | 472504477 |
9 | 182171443 |
10 | 82479423 |
11 | 42615014 |
12 | 23757193 |
13 | 1411aac0 |
14 | ad50155 |
15 | 7393533 |
hex | 4ea893f |
82479423 has 8 divisors (see below), whose sum is σ = 118432048. Its totient is φ = 50756544.
The previous prime is 82479379. The next prime is 82479457. The reversal of 82479423 is 32497428.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 82479423 - 210 = 82478399 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (39), and also a Moran number because the ratio is a prime number: 2114857 = 82479423 / (8 + 2 + 4 + 7 + 9 + 4 + 2 + 3).
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (82479923) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1057390 + ... + 1057467.
It is an arithmetic number, because the mean of its divisors is an integer number (14804006).
Almost surely, 282479423 is an apocalyptic number.
82479423 is a deficient number, since it is larger than the sum of its proper divisors (35952625).
82479423 is a wasteful number, since it uses less digits than its factorization.
82479423 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2114873.
The product of its digits is 96768, while the sum is 39.
The square root of 82479423 is about 9081.8182650833. The cubic root of 82479423 is about 435.2931885280.
The spelling of 82479423 in words is "eighty-two million, four hundred seventy-nine thousand, four hundred twenty-three".
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