Base | Representation |
---|---|
bin | 1001110111010… |
… | …10110101101110 |
3 | 12202201011210120 |
4 | 10323222311232 |
5 | 132141011310 |
6 | 12113345410 |
7 | 2023241031 |
oct | 473526556 |
9 | 182634716 |
10 | 82750830 |
11 | 4278aa18 |
12 | 23868266 |
13 | 141b44b6 |
14 | adc1018 |
15 | 73e8b70 |
hex | 4eead6e |
82750830 has 16 divisors (see below), whose sum is σ = 198602064. Its totient is φ = 22066880.
The previous prime is 82750817. The next prime is 82750867. The reversal of 82750830 is 3805728.
It is a junction number, because it is equal to n+sod(n) for n = 82750791 and 82750800.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1379151 + ... + 1379210.
It is an arithmetic number, because the mean of its divisors is an integer number (12412629).
Almost surely, 282750830 is an apocalyptic number.
82750830 is an abundant number, since it is smaller than the sum of its proper divisors (115851234).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
82750830 is a wasteful number, since it uses less digits than its factorization.
82750830 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2758371.
The product of its (nonzero) digits is 13440, while the sum is 33.
The square root of 82750830 is about 9096.7483201417. The cubic root of 82750830 is about 435.7701247334.
The spelling of 82750830 in words is "eighty-two million, seven hundred fifty thousand, eight hundred thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.094 sec. • engine limits •