Base | Representation |
---|---|
bin | 11000110001001111… |
… | …01000100110000111 |
3 | 1021022202102121010021 |
4 | 30120213220212013 |
5 | 204213233214332 |
6 | 10035313040011 |
7 | 650351444566 |
oct | 143047504607 |
9 | 37282377107 |
10 | 13297944967 |
11 | 570438596a |
12 | 26b1556007 |
13 | 133c0302b8 |
14 | 902165bdd |
15 | 52c6a6c97 |
hex | 3189e8987 |
13297944967 has 4 divisors (see below), whose sum is σ = 13298313040. Its totient is φ = 13297576896.
The previous prime is 13297944899. The next prime is 13297945051. The reversal of 13297944967 is 76944979231.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 76944979231 = 19 ⋅4049735749.
It is a cyclic number.
It is not a de Polignac number, because 13297944967 - 223 = 13289556359 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13297944367) 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, 123123 + ... + 204340.
It is an arithmetic number, because the mean of its divisors is an integer number (3324578260).
Almost surely, 213297944967 is an apocalyptic number.
13297944967 is a deficient number, since it is larger than the sum of its proper divisors (368073).
13297944967 is an equidigital number, since it uses as much as digits as its factorization.
13297944967 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 368072.
The product of its digits is 20575296, while the sum is 61.
The spelling of 13297944967 in words is "thirteen billion, two hundred ninety-seven million, nine hundred forty-four thousand, nine hundred sixty-seven".
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