Base | Representation |
---|---|
bin | 10111110100110001… |
… | …01100000011101111 |
3 | 1020000101222102020221 |
4 | 23322120230003233 |
5 | 202143410214021 |
6 | 5513113152211 |
7 | 631652150125 |
oct | 137230540357 |
9 | 36011872227 |
10 | 12790710511 |
11 | 5474028137 |
12 | 258b6bb667 |
13 | 128ac14377 |
14 | 894a49915 |
15 | 4ecdb0241 |
hex | 2fa62c0ef |
12790710511 has 2 divisors, whose sum is σ = 12790710512. Its totient is φ = 12790710510.
The previous prime is 12790710487. The next prime is 12790710551. The reversal of 12790710511 is 11501709721.
It is a weak prime.
It is an emirp because it is prime and its reverse (11501709721) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 12790710511 - 29 = 12790709999 is a prime.
It is a super-2 number, since 2×127907105112 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (12790710551) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6395355255 + 6395355256.
It is an arithmetic number, because the mean of its divisors is an integer number (6395355256).
Almost surely, 212790710511 is an apocalyptic number.
12790710511 is a deficient number, since it is larger than the sum of its proper divisors (1).
12790710511 is an equidigital number, since it uses as much as digits as its factorization.
12790710511 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 4410, while the sum is 34.
The spelling of 12790710511 in words is "twelve billion, seven hundred ninety million, seven hundred ten thousand, five hundred eleven".
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