Base | Representation |
---|---|
bin | 1011110010011110110100… |
… | …0100010111110011111101 |
3 | 1200220010220122201211002120 |
4 | 2330213231010113303331 |
5 | 3144331424240201313 |
6 | 43322340045513153 |
7 | 2505315544250565 |
oct | 274475504276375 |
9 | 50803818654076 |
10 | 12961893678333 |
11 | 414812107a276 |
12 | 1554127b727b9 |
13 | 7303bc0351a2 |
14 | 32b505157da5 |
15 | 17727e05ed23 |
hex | bc9ed117cfd |
12961893678333 has 16 divisors (see below), whose sum is σ = 17893460329920. Its totient is φ = 8336294282624.
The previous prime is 12961893678319. The next prime is 12961893678431. The reversal of 12961893678333 is 33387639816921.
It is a cyclic number.
It is not a de Polignac number, because 12961893678333 - 25 = 12961893678301 is a prime.
It is a Smith number, since the sum of its digits (69) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12961893678733) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 62338491 + ... + 62546072.
It is an arithmetic number, because the mean of its divisors is an integer number (1118341270620).
Almost surely, 212961893678333 is an apocalyptic number.
It is an amenable number.
12961893678333 is a deficient number, since it is larger than the sum of its proper divisors (4931566651587).
12961893678333 is a wasteful number, since it uses less digits than its factorization.
12961893678333 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 124885788.
The product of its digits is 211631616, while the sum is 69.
The spelling of 12961893678333 in words is "twelve trillion, nine hundred sixty-one billion, eight hundred ninety-three million, six hundred seventy-eight thousand, three hundred thirty-three".
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