Base | Representation |
---|---|
bin | 1010111100010011110000… |
… | …1100100001101111111111 |
3 | 1120121011122221102200201221 |
4 | 2233010330030201233333 |
5 | 3034104411102004043 |
6 | 41331021343414211 |
7 | 2351140452545062 |
oct | 257047414415777 |
9 | 46534587380657 |
10 | 12031213313023 |
11 | 3919455297973 |
12 | 1423890bb4367 |
13 | 69370025a988 |
14 | 2d84572208d9 |
15 | 15ce5d3148ed |
hex | af13c321bff |
12031213313023 has 64 divisors (see below), whose sum is σ = 14099111424000. Its totient is φ = 10199032994304.
The previous prime is 12031213313017. The next prime is 12031213313033. The reversal of 12031213313023 is 32031331213021.
It is a cyclic number.
It is not a de Polignac number, because 12031213313023 - 241 = 9832190057471 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12031213313033) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 112013661 + ... + 112121017.
It is an arithmetic number, because the mean of its divisors is an integer number (220298616000).
Almost surely, 212031213313023 is an apocalyptic number.
12031213313023 is a deficient number, since it is larger than the sum of its proper divisors (2067898110977).
12031213313023 is a wasteful number, since it uses less digits than its factorization.
12031213313023 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 107704.
The product of its (nonzero) digits is 1944, while the sum is 25.
Adding to 12031213313023 its reverse (32031331213021), we get a palindrome (44062544526044).
The spelling of 12031213313023 in words is "twelve trillion, thirty-one billion, two hundred thirteen million, three hundred thirteen thousand, twenty-three".
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