Base | Representation |
---|---|
bin | 10110011000000100… |
… | …11101000111101111 |
3 | 1011000012211020122000 |
4 | 23030002131013233 |
5 | 144100330131343 |
6 | 5304015023343 |
7 | 603460631163 |
oct | 131402350757 |
9 | 34005736560 |
10 | 12013130223 |
11 | 510510a5a6 |
12 | 23b320ab53 |
13 | 1195ab10a3 |
14 | 81d678ca3 |
15 | 4a49b5ed3 |
hex | 2cc09d1ef |
12013130223 has 16 divisors (see below), whose sum is σ = 18844126560. Its totient is φ = 7537650048.
The previous prime is 12013130219. The next prime is 12013130237. The reversal of 12013130223 is 32203131021.
It is not a de Polignac number, because 12013130223 - 22 = 12013130219 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 12013130196 and 12013130205.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12013130273) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13085740 + ... + 13086657.
It is an arithmetic number, because the mean of its divisors is an integer number (1177757910).
Almost surely, 212013130223 is an apocalyptic number.
12013130223 is a deficient number, since it is larger than the sum of its proper divisors (6830996337).
12013130223 is a wasteful number, since it uses less digits than its factorization.
12013130223 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 26172423 (or 26172417 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 18.
Adding to 12013130223 its reverse (32203131021), we get a palindrome (44216261244).
The spelling of 12013130223 in words is "twelve billion, thirteen million, one hundred thirty thousand, two hundred twenty-three".
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