Base | Representation |
---|---|
bin | 10110110001100100… |
… | …01010110100001101 |
3 | 1011120010012011110021 |
4 | 23120302022310031 |
5 | 200020100332444 |
6 | 5341134142141 |
7 | 611665325356 |
oct | 133062126415 |
9 | 34503164407 |
10 | 12226964749 |
11 | 520489164a |
12 | 2452951951 |
13 | 11cb1a03ac |
14 | 83dc1cd2d |
15 | 4b8654584 |
hex | 2d8c8ad0d |
12226964749 has 4 divisors (see below), whose sum is σ = 12758571936. Its totient is φ = 11695357564.
The previous prime is 12226964747. The next prime is 12226964753. The reversal of 12226964749 is 94746962221.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 12226964749 - 21 = 12226964747 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 12226964696 and 12226964705.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12226964747) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 265803559 + ... + 265803604.
It is an arithmetic number, because the mean of its divisors is an integer number (3189642984).
Almost surely, 212226964749 is an apocalyptic number.
It is an amenable number.
12226964749 is a deficient number, since it is larger than the sum of its proper divisors (531607187).
12226964749 is an equidigital number, since it uses as much as digits as its factorization.
12226964749 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 531607186.
The product of its digits is 2612736, while the sum is 52.
The spelling of 12226964749 in words is "twelve billion, two hundred twenty-six million, nine hundred sixty-four thousand, seven hundred forty-nine".
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