Base | Representation |
---|---|
bin | 11000101001001011… |
… | …01000001110101000 |
3 | 1021011001011101211001 |
4 | 30110211220032220 |
5 | 204043424412222 |
6 | 10024455244344 |
7 | 645600532162 |
oct | 142445501650 |
9 | 37131141731 |
10 | 13230310312 |
11 | 567a18aa5a |
12 | 26929796b4 |
13 | 132b00c2ab |
14 | 8d719b932 |
15 | 526796e27 |
hex | 3149683a8 |
13230310312 has 16 divisors (see below), whose sum is σ = 24829544340. Its totient is φ = 6609098496.
The previous prime is 13230310283. The next prime is 13230310361. The reversal of 13230310312 is 21301303231.
It can be written as a sum of positive squares in 2 ways, for example, as 13214422116 + 15888196 = 114954^2 + 3986^2 .
It is a super-2 number, since 2×132303103122 (a number of 21 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 13230310312.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 747793 + ... + 765280.
Almost surely, 213230310312 is an apocalyptic number.
It is an amenable number.
13230310312 is a deficient number, since it is larger than the sum of its proper divisors (11599234028).
13230310312 is a wasteful number, since it uses less digits than its factorization.
13230310312 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1514172 (or 1514168 counting only the distinct ones).
The product of its (nonzero) digits is 324, while the sum is 19.
Adding to 13230310312 its reverse (21301303231), we get a palindrome (34531613543).
The spelling of 13230310312 in words is "thirteen billion, two hundred thirty million, three hundred ten thousand, three hundred twelve".
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