Base | Representation |
---|---|
bin | 1011000110111001011011… |
… | …1000001000100011001101 |
3 | 1121020120012120012112000020 |
4 | 2301232112320020203031 |
5 | 3100044434032220023 |
6 | 41550344214252353 |
7 | 2400240403233510 |
oct | 261562670104315 |
9 | 47216176175006 |
10 | 12213123320013 |
11 | 398961379a620 |
12 | 1452b9a3570b9 |
13 | 6a79007ca875 |
14 | 30319296ad77 |
15 | 162a58555de3 |
hex | b1b96e088cd |
12213123320013 has 16 divisors (see below), whose sum is σ = 20302334870016. Its totient is φ = 6344479646640.
The previous prime is 12213123319981. The next prime is 12213123320077. The reversal of 12213123320013 is 31002332131221.
It is not a de Polignac number, because 12213123320013 - 25 = 12213123319981 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12213123320813) 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, 26435331631 + ... + 26435332092.
It is an arithmetic number, because the mean of its divisors is an integer number (1268895929376).
Almost surely, 212213123320013 is an apocalyptic number.
It is an amenable number.
12213123320013 is a deficient number, since it is larger than the sum of its proper divisors (8089211550003).
12213123320013 is a wasteful number, since it uses less digits than its factorization.
12213123320013 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 52870663744.
The product of its (nonzero) digits is 1296, while the sum is 24.
Adding to 12213123320013 its reverse (31002332131221), we get a palindrome (43215455451234).
The spelling of 12213123320013 in words is "twelve trillion, two hundred thirteen billion, one hundred twenty-three million, three hundred twenty thousand, thirteen".
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