Base | Representation |
---|---|
bin | 1011110110100001011111… |
… | …1111100111110011010011 |
3 | 1201010210011000200121202001 |
4 | 2331220113333213303103 |
5 | 3202001132313031011 |
6 | 43414302322334431 |
7 | 2513324405456164 |
oct | 275502777476323 |
9 | 51123130617661 |
10 | 13031333330131 |
11 | 4174614a36456 |
12 | 15656871ba417 |
13 | 736b0735814c |
14 | 330a1158976b |
15 | 178e953867c1 |
hex | bda17fe7cd3 |
13031333330131 has 4 divisors (see below), whose sum is σ = 13031899514392. Its totient is φ = 13030767145872.
The previous prime is 13031333330117. The next prime is 13031333330143. The reversal of 13031333330131 is 13103333313031.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 13031333330131 - 225 = 13031299775699 is a prime.
It is a super-2 number, since 2×130313333301312 (a number of 27 digits) contains 22 as substring.
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 13031333330131.
It is not an unprimeable number, because it can be changed into a prime (13031333330831) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (29) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 283057605 + ... + 283103638.
It is an arithmetic number, because the mean of its divisors is an integer number (3257974878598).
Almost surely, 213031333330131 is an apocalyptic number.
13031333330131 is a deficient number, since it is larger than the sum of its proper divisors (566184261).
13031333330131 is an equidigital number, since it uses as much as digits as its factorization.
13031333330131 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 566184260.
The product of its (nonzero) digits is 6561, while the sum is 28.
Adding to 13031333330131 its reverse (13103333313031), we get a palindrome (26134666643162).
The spelling of 13031333330131 in words is "thirteen trillion, thirty-one billion, three hundred thirty-three million, three hundred thirty thousand, one hundred thirty-one".
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