Base | Representation |
---|---|
bin | 1101100111000… |
… | …0001111001101 |
3 | 10222102002220212 |
4 | 3121300033031 |
5 | 104103122304 |
6 | 5355252205 |
7 | 1262124146 |
oct | 331601715 |
9 | 128362825 |
10 | 57082829 |
11 | 2a2491a1 |
12 | 1714a065 |
13 | ba9822b |
14 | 781cacd |
15 | 502866e |
hex | 36703cd |
57082829 has 2 divisors, whose sum is σ = 57082830. Its totient is φ = 57082828.
The previous prime is 57082799. The next prime is 57082841. The reversal of 57082829 is 92828075.
It is a happy number.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 53260804 + 3822025 = 7298^2 + 1955^2 .
It is a cyclic number.
It is not a de Polignac number, because 57082829 - 212 = 57078733 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (57082229) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28541414 + 28541415.
It is an arithmetic number, because the mean of its divisors is an integer number (28541415).
Almost surely, 257082829 is an apocalyptic number.
It is an amenable number.
57082829 is a deficient number, since it is larger than the sum of its proper divisors (1).
57082829 is an equidigital number, since it uses as much as digits as its factorization.
57082829 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 80640, while the sum is 41.
The square root of 57082829 is about 7555.3179284528. The cubic root of 57082829 is about 385.0364366482.
The spelling of 57082829 in words is "fifty-seven million, eighty-two thousand, eight hundred twenty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •