Base | Representation |
---|---|
bin | 111101001010001111… |
… | …1110111101010100001 |
3 | 110120000100010200112220 |
4 | 1322110133313222201 |
5 | 4122441120320223 |
6 | 140200440341253 |
7 | 12326510663622 |
oct | 1722437675241 |
9 | 416010120486 |
10 | 131340401313 |
11 | 50779261510 |
12 | 21555774829 |
13 | c5017b6bc4 |
14 | 64dd505a49 |
15 | 363a8846e3 |
hex | 1e947f7aa1 |
131340401313 has 64 divisors (see below), whose sum is σ = 204628045824. Its totient is φ = 74147040000.
The previous prime is 131340401263. The next prime is 131340401317. The reversal of 131340401313 is 313104043131.
It is not a de Polignac number, because 131340401313 - 218 = 131340139169 is a prime.
It is not an unprimeable number, because it can be changed into a prime (131340401317) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4662156 + ... + 4690242.
It is an arithmetic number, because the mean of its divisors is an integer number (3197313216).
Almost surely, 2131340401313 is an apocalyptic number.
It is an amenable number.
131340401313 is a deficient number, since it is larger than the sum of its proper divisors (73287644511).
131340401313 is a wasteful number, since it uses less digits than its factorization.
131340401313 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 28286.
The product of its (nonzero) digits is 1296, while the sum is 24.
Adding to 131340401313 its reverse (313104043131), we get a palindrome (444444444444).
The spelling of 131340401313 in words is "one hundred thirty-one billion, three hundred forty million, four hundred one thousand, three hundred thirteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •