Base | Representation |
---|---|
bin | 11000110001100111… |
… | …10010001111110111 |
3 | 1021022222102102111000 |
4 | 30120303302033313 |
5 | 204220042131411 |
6 | 10035505214343 |
7 | 650420512224 |
oct | 143063621767 |
9 | 37288372430 |
10 | 13301130231 |
11 | 5706161014 |
12 | 26b26313b3 |
13 | 133c8a707c |
14 | 90275494b |
15 | 52cad5956 |
hex | 318cf23f7 |
13301130231 has 8 divisors (see below), whose sum is σ = 19705378160. Its totient is φ = 8867420136.
The previous prime is 13301130217. The next prime is 13301130247. The reversal of 13301130231 is 13203110331.
It is a happy number.
13301130231 is a `hidden beast` number, since 1 + 3 + 301 + 130 + 231 = 666.
It is not a de Polignac number, because 13301130231 - 210 = 13301129207 is a prime.
It is a super-2 number, since 2×133011302312 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13301130281) 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, 246317200 + ... + 246317253.
It is an arithmetic number, because the mean of its divisors is an integer number (2463172270).
Almost surely, 213301130231 is an apocalyptic number.
13301130231 is a deficient number, since it is larger than the sum of its proper divisors (6404247929).
13301130231 is an equidigital number, since it uses as much as digits as its factorization.
13301130231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 492634462 (or 492634456 counting only the distinct ones).
The product of its (nonzero) digits is 162, while the sum is 18.
Adding to 13301130231 its reverse (13203110331), we get a palindrome (26504240562).
The spelling of 13301130231 in words is "thirteen billion, three hundred one million, one hundred thirty thousand, two hundred thirty-one".
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