Base | Representation |
---|---|
bin | 11000100100100101… |
… | …01110100111100101 |
3 | 1021001100200221101222 |
4 | 30102102232213211 |
5 | 204004100120232 |
6 | 10021002030125 |
7 | 644622314102 |
oct | 142222564745 |
9 | 37040627358 |
10 | 13191801317 |
11 | 565a478642 |
12 | 2681aa8345 |
13 | 13230482c6 |
14 | 8d2015aa9 |
15 | 5231dbd12 |
hex | 3124ae9e5 |
13191801317 has 4 divisors (see below), whose sum is σ = 13765357920. Its totient is φ = 12618244716.
The previous prime is 13191801313. The next prime is 13191801331. The reversal of 13191801317 is 71310819131.
13191801317 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
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 13191801317 - 22 = 13191801313 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 (13191801313) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 286778267 + ... + 286778312.
It is an arithmetic number, because the mean of its divisors is an integer number (3441339480).
Almost surely, 213191801317 is an apocalyptic number.
It is an amenable number.
13191801317 is a deficient number, since it is larger than the sum of its proper divisors (573556603).
13191801317 is an equidigital number, since it uses as much as digits as its factorization.
13191801317 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 573556602.
The product of its (nonzero) digits is 4536, while the sum is 35.
The spelling of 13191801317 in words is "thirteen billion, one hundred ninety-one million, eight hundred one thousand, three hundred seventeen".
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