Base | Representation |
---|---|
bin | 10110011001010010… |
… | …00010000100000101 |
3 | 1011000220212000202210 |
4 | 23030221002010011 |
5 | 144110422234023 |
6 | 5305015454033 |
7 | 603642610425 |
oct | 131451020405 |
9 | 34026760683 |
10 | 12023243013 |
11 | 510a897481 |
12 | 23b6687319 |
13 | 1197c120a2 |
14 | 820b4c485 |
15 | 4a5812593 |
hex | 2cca42105 |
12023243013 has 12 divisors (see below), whose sum is σ = 17029461920. Its totient is φ = 7543995072.
The previous prime is 12023242993. The next prime is 12023243027. The reversal of 12023243013 is 31034232021.
It is not a de Polignac number, because 12023243013 - 28 = 12023242757 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12023243033) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6932953 + ... + 6934686.
Almost surely, 212023243013 is an apocalyptic number.
It is an amenable number.
12023243013 is a deficient number, since it is larger than the sum of its proper divisors (5006218907).
12023243013 is a wasteful number, since it uses less digits than its factorization.
12023243013 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13867676 (or 13867659 counting only the distinct ones).
The product of its (nonzero) digits is 864, while the sum is 21.
Adding to 12023243013 its reverse (31034232021), we get a palindrome (43057475034).
The spelling of 12023243013 in words is "twelve billion, twenty-three million, two hundred forty-three thousand, thirteen".
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