Base | Representation |
---|---|
bin | 1001111000011… |
… | …11010010011011 |
3 | 12202222202120221 |
4 | 10330033102123 |
5 | 132210300443 |
6 | 12120500511 |
7 | 2024432215 |
oct | 474172233 |
9 | 182882527 |
10 | 82900123 |
11 | 428820a9 |
12 | 2391a737 |
13 | 14237437 |
14 | b01d5b5 |
15 | 7427eed |
hex | 4f0f49b |
82900123 has 4 divisors (see below), whose sum is σ = 82984768. Its totient is φ = 82815480.
The previous prime is 82900117. The next prime is 82900141. The reversal of 82900123 is 32100928.
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 82900123 - 217 = 82769051 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (82900163) 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, 40836 + ... + 42817.
It is an arithmetic number, because the mean of its divisors is an integer number (20746192).
Almost surely, 282900123 is an apocalyptic number.
82900123 is a deficient number, since it is larger than the sum of its proper divisors (84645).
82900123 is an equidigital number, since it uses as much as digits as its factorization.
82900123 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 84644.
The product of its (nonzero) digits is 864, while the sum is 25.
The square root of 82900123 is about 9104.9504666418. The cubic root of 82900123 is about 436.0320288313.
The spelling of 82900123 in words is "eighty-two million, nine hundred thousand, one hundred twenty-three".
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