Base | Representation |
---|---|
bin | 11000110101000100… |
… | …11010100101101111 |
3 | 1021101222222211111002 |
4 | 30122202122211233 |
5 | 204300003200221 |
6 | 10042422550515 |
7 | 651222150410 |
oct | 143242324557 |
9 | 37358884432 |
10 | 13330131311 |
11 | 5720569a52 |
12 | 270029843b |
13 | 13458bc483 |
14 | 906543807 |
15 | 53041380b |
hex | 31a89a96f |
13330131311 has 8 divisors (see below), whose sum is σ = 15492647040. Its totient is φ = 11232168408.
The previous prime is 13330131301. The next prime is 13330131317. The reversal of 13330131311 is 11313103331.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 13330131311 - 214 = 13330114927 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 (13330131317) 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, 16137761 + ... + 16138586.
It is an arithmetic number, because the mean of its divisors is an integer number (1936580880).
Almost surely, 213330131311 is an apocalyptic number.
13330131311 is a deficient number, since it is larger than the sum of its proper divisors (2162515729).
13330131311 is an equidigital number, since it uses as much as digits as its factorization.
13330131311 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 32276413.
The product of its (nonzero) digits is 243, while the sum is 20.
Adding to 13330131311 its reverse (11313103331), we get a palindrome (24643234642).
The spelling of 13330131311 in words is "thirteen billion, three hundred thirty million, one hundred thirty-one thousand, three hundred eleven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •