Base | Representation |
---|---|
bin | 110101010100001001… |
… | …001001011110111001 |
3 | 12110202120221021102121 |
4 | 311110021021132321 |
5 | 1414220020243004 |
6 | 42144254001241 |
7 | 4064421113443 |
oct | 652411113671 |
9 | 173676837377 |
10 | 57246259129 |
11 | 22307025864 |
12 | b1177a6221 |
13 | 55240a8717 |
14 | 2ab0c71493 |
15 | 1750b04854 |
hex | d542497b9 |
57246259129 has 2 divisors, whose sum is σ = 57246259130. Its totient is φ = 57246259128.
The previous prime is 57246259127. The next prime is 57246259159. The reversal of 57246259129 is 92195264275.
It is a happy number.
57246259129 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 32534419129 + 24711840000 = 180373^2 + 157200^2 .
It is a cyclic number.
It is not a de Polignac number, because 57246259129 - 21 = 57246259127 is a prime.
Together with 57246259127, it forms a pair of twin primes.
It is not a weakly prime, because it can be changed into another prime (57246259121) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28623129564 + 28623129565.
It is an arithmetic number, because the mean of its divisors is an integer number (28623129565).
Almost surely, 257246259129 is an apocalyptic number.
It is an amenable number.
57246259129 is a deficient number, since it is larger than the sum of its proper divisors (1).
57246259129 is an equidigital number, since it uses as much as digits as its factorization.
57246259129 is an evil number, because the sum of its binary digits is even.
The product of its digits is 2721600, while the sum is 52.
The spelling of 57246259129 in words is "fifty-seven billion, two hundred forty-six million, two hundred fifty-nine thousand, one hundred twenty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.076 sec. • engine limits •