Base | Representation |
---|---|
bin | 10110101100000010… |
… | …10100010010100011 |
3 | 1011102212221210112222 |
4 | 23112001110102203 |
5 | 144421213312232 |
6 | 5332400341255 |
7 | 610563266132 |
oct | 132601242243 |
9 | 34385853488 |
10 | 12180604067 |
11 | 51906a7135 |
12 | 243b31482b |
13 | 11c16ba638 |
14 | 8379d1919 |
15 | 4b4547d12 |
hex | 2d60544a3 |
12180604067 has 2 divisors, whose sum is σ = 12180604068. Its totient is φ = 12180604066.
The previous prime is 12180604061. The next prime is 12180604069. The reversal of 12180604067 is 76040608121.
It is a strong prime.
It is an emirp because it is prime and its reverse (76040608121) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 12180604067 - 26 = 12180604003 is a prime.
Together with 12180604069, it forms a pair of twin primes.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (12180604061) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6090302033 + 6090302034.
It is an arithmetic number, because the mean of its divisors is an integer number (6090302034).
Almost surely, 212180604067 is an apocalyptic number.
12180604067 is a deficient number, since it is larger than the sum of its proper divisors (1).
12180604067 is an equidigital number, since it uses as much as digits as its factorization.
12180604067 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 16128, while the sum is 35.
The spelling of 12180604067 in words is "twelve billion, one hundred eighty million, six hundred four thousand, sixty-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.078 sec. • engine limits •