Base | Representation |
---|---|
bin | 110000001011… |
… | …010110001011 |
3 | 212202122021002 |
4 | 300023112023 |
5 | 11213120022 |
6 | 1130405215 |
7 | 212230241 |
oct | 60132613 |
9 | 25678232 |
10 | 12629387 |
11 | 7146711 |
12 | 429080b |
13 | 2802614 |
14 | 196a791 |
15 | 1197092 |
hex | c0b58b |
12629387 has 2 divisors, whose sum is σ = 12629388. Its totient is φ = 12629386.
The previous prime is 12629381. The next prime is 12629411. The reversal of 12629387 is 78392621.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 12629387 - 28 = 12629131 is a prime.
It is a Chen prime.
It is a self number, because there is not a number n which added to its sum of digits gives 12629387.
It is not a weakly prime, because it can be changed into another prime (12629381) 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, 6314693 + 6314694.
It is an arithmetic number, because the mean of its divisors is an integer number (6314694).
Almost surely, 212629387 is an apocalyptic number.
12629387 is a deficient number, since it is larger than the sum of its proper divisors (1).
12629387 is an equidigital number, since it uses as much as digits as its factorization.
12629387 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 36288, while the sum is 38.
The square root of 12629387 is about 3553.7848837542. The cubic root of 12629387 is about 232.8774429608.
The spelling of 12629387 in words is "twelve million, six hundred twenty-nine thousand, three hundred eighty-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.882 sec. • engine limits •