Base | Representation |
---|---|
bin | 10111010110001010… |
… | …11110110111101001 |
3 | 1012100111222001122212 |
4 | 23223011132313221 |
5 | 201132202030023 |
6 | 5431423254505 |
7 | 622414251053 |
oct | 135305366751 |
9 | 35314861585 |
10 | 12534017513 |
11 | 5352142966 |
12 | 251974a435 |
13 | 124999a414 |
14 | 86c90a8d3 |
15 | 4d55a7e78 |
hex | 2eb15ede9 |
12534017513 has 4 divisors (see below), whose sum is σ = 12629697168. Its totient is φ = 12438337860.
The previous prime is 12534017479. The next prime is 12534017539. The reversal of 12534017513 is 31571043521.
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 12534017513 - 26 = 12534017449 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 12534017513.
It is not an unprimeable number, because it can be changed into a prime (12534017543) 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, 47839631 + ... + 47839892.
It is an arithmetic number, because the mean of its divisors is an integer number (3157424292).
Almost surely, 212534017513 is an apocalyptic number.
It is an amenable number.
12534017513 is a deficient number, since it is larger than the sum of its proper divisors (95679655).
12534017513 is an equidigital number, since it uses as much as digits as its factorization.
12534017513 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 95679654.
The product of its (nonzero) digits is 12600, while the sum is 32.
The spelling of 12534017513 in words is "twelve billion, five hundred thirty-four million, seventeen thousand, five hundred thirteen".
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