Base | Representation |
---|---|
bin | 11000110011111000… |
… | …01100100000000011 |
3 | 1021101022010210202100 |
4 | 30121330030200003 |
5 | 204234422042011 |
6 | 10041424121443 |
7 | 651041041104 |
oct | 143174144003 |
9 | 37338123670 |
10 | 13320112131 |
11 | 5715946437 |
12 | 26b8a66283 |
13 | 13437c1c71 |
14 | 9050963ab |
15 | 52e5d4d56 |
hex | 319f0c803 |
13320112131 has 24 divisors (see below), whose sum is σ = 19446302720. Its totient is φ = 8785105776.
The previous prime is 13320112087. The next prime is 13320112133. The reversal of 13320112131 is 13121102331.
It is not a de Polignac number, because 13320112131 - 29 = 13320111619 is a prime.
It is a super-2 number, since 2×133201121312 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (13320112133) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1001040 + ... + 1014258.
Almost surely, 213320112131 is an apocalyptic number.
13320112131 is a deficient number, since it is larger than the sum of its proper divisors (6126190589).
13320112131 is a wasteful number, since it uses less digits than its factorization.
13320112131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14415 (or 14412 counting only the distinct ones).
The product of its (nonzero) digits is 108, while the sum is 18.
Adding to 13320112131 its reverse (13121102331), we get a palindrome (26441214462).
The spelling of 13320112131 in words is "thirteen billion, three hundred twenty million, one hundred twelve thousand, one hundred thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •