Base | Representation |
---|---|
bin | 11001100000001000… |
… | …00010101101001001 |
3 | 1022100011112110202210 |
4 | 30300010002231021 |
5 | 211014431033123 |
6 | 10142323215333 |
7 | 663165566661 |
oct | 146004025511 |
9 | 38304473683 |
10 | 13691267913 |
11 | 5896400254 |
12 | 27a1217549 |
13 | 13a267467b |
14 | 93c4ad1a1 |
15 | 551e9be93 |
hex | 330102b49 |
13691267913 has 8 divisors (see below), whose sum is σ = 18256028608. Its totient is φ = 9127009584.
The previous prime is 13691267911. The next prime is 13691267929. The reversal of 13691267913 is 31976219631.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 13691267913 - 21 = 13691267911 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (13691267911) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56581 + ... + 174882.
It is an arithmetic number, because the mean of its divisors is an integer number (2282003576).
Almost surely, 213691267913 is an apocalyptic number.
It is an amenable number.
13691267913 is a deficient number, since it is larger than the sum of its proper divisors (4564760695).
13691267913 is a wasteful number, since it uses less digits than its factorization.
13691267913 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 251183.
The product of its digits is 367416, while the sum is 48.
The spelling of 13691267913 in words is "thirteen billion, six hundred ninety-one million, two hundred sixty-seven thousand, nine hundred thirteen".
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