Base | Representation |
---|---|
bin | 10110100000000100… |
… | …10110001011101111 |
3 | 1011011220001021201001 |
4 | 23100002112023233 |
5 | 144220013220141 |
6 | 5314412501131 |
7 | 605234045044 |
oct | 132002261357 |
9 | 34156037631 |
10 | 12080210671 |
11 | 5139a67091 |
12 | 241177a7a7 |
13 | 11a6969a69 |
14 | 82853b1cb |
15 | 4aa816a31 |
hex | 2d00962ef |
12080210671 has 2 divisors, whose sum is σ = 12080210672. Its totient is φ = 12080210670.
The previous prime is 12080210651. The next prime is 12080210677. The reversal of 12080210671 is 17601208021.
It is a strong prime.
It is an emirp because it is prime and its reverse (17601208021) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 12080210671 - 213 = 12080202479 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (12080210677) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6040105335 + 6040105336.
It is an arithmetic number, because the mean of its divisors is an integer number (6040105336).
Almost surely, 212080210671 is an apocalyptic number.
12080210671 is a deficient number, since it is larger than the sum of its proper divisors (1).
12080210671 is an equidigital number, since it uses as much as digits as its factorization.
12080210671 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1344, while the sum is 28.
Adding to 12080210671 its reverse (17601208021), we get a palindrome (29681418692).
The spelling of 12080210671 in words is "twelve billion, eighty million, two hundred ten thousand, six hundred seventy-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •