Base | Representation |
---|---|
bin | 1011001100100110110111… |
… | …1010000101011000111011 |
3 | 1121120221102002211000122101 |
4 | 2303021231322011120323 |
5 | 3103201334333311212 |
6 | 42103410235204231 |
7 | 2410312341123121 |
oct | 263115572053073 |
9 | 47527362730571 |
10 | 12311220213307 |
11 | 3a17182948464 |
12 | 1469bb68a6677 |
13 | 6b3c34c59662 |
14 | 307c1ad55911 |
15 | 16539a66c157 |
hex | b326de8563b |
12311220213307 has 2 divisors, whose sum is σ = 12311220213308. Its totient is φ = 12311220213306.
The previous prime is 12311220213277. The next prime is 12311220213323. The reversal of 12311220213307 is 70331202211321.
It is a strong prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-12311220213307 is a prime.
It is a super-2 number, since 2×123112202133072 (a number of 27 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (12311220213907) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6155610106653 + 6155610106654.
It is an arithmetic number, because the mean of its divisors is an integer number (6155610106654).
Almost surely, 212311220213307 is an apocalyptic number.
12311220213307 is a deficient number, since it is larger than the sum of its proper divisors (1).
12311220213307 is an equidigital number, since it uses as much as digits as its factorization.
12311220213307 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 3024, while the sum is 28.
Adding to 12311220213307 its reverse (70331202211321), we get a palindrome (82642422424628).
The spelling of 12311220213307 in words is "twelve trillion, three hundred eleven billion, two hundred twenty million, two hundred thirteen thousand, three hundred seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •