Base | Representation |
---|---|
bin | 110010100100… |
… | …100110010011 |
3 | 220221112022222 |
4 | 302210212103 |
5 | 11343211412 |
6 | 1152051255 |
7 | 220453313 |
oct | 62444623 |
9 | 26845288 |
10 | 13257107 |
11 | 7535296 |
12 | 4533b2b |
13 | 2992256 |
14 | 1a91443 |
15 | 126d072 |
hex | ca4993 |
13257107 has 2 divisors, whose sum is σ = 13257108. Its totient is φ = 13257106.
The previous prime is 13257077. The next prime is 13257121. The reversal of 13257107 is 70175231.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 13257107 - 26 = 13257043 is a prime.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (13257187) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6628553 + 6628554.
It is an arithmetic number, because the mean of its divisors is an integer number (6628554).
Almost surely, 213257107 is an apocalyptic number.
13257107 is a deficient number, since it is larger than the sum of its proper divisors (1).
13257107 is an equidigital number, since it uses as much as digits as its factorization.
13257107 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 1470, while the sum is 26.
The square root of 13257107 is about 3641.0310352976. The cubic root of 13257107 is about 236.6734748642.
The spelling of 13257107 in words is "thirteen million, two hundred fifty-seven thousand, one hundred seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •