Base | Representation |
---|---|
bin | 1011000110111001011101… |
… | …1001010100111001000001 |
3 | 1121020120020011120120221121 |
4 | 2301232113121110321001 |
5 | 3100044443244140223 |
6 | 41550345124552241 |
7 | 2400240540213646 |
oct | 261562731247101 |
9 | 47216204516847 |
10 | 12213132021313 |
11 | 39896186a2a83 |
12 | 1452ba1252681 |
13 | 6a7902556272 |
14 | 303193b93dcd |
15 | 162a591c415d |
hex | b1b97654e41 |
12213132021313 has 8 divisors (see below), whose sum is σ = 12244588561800. Its totient is φ = 12181713223680.
The previous prime is 12213132021289. The next prime is 12213132021383. The reversal of 12213132021313 is 31312023131221.
12213132021313 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 180780583489 + 12032351437824 = 425183^2 + 3468768^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 12213132021313 - 25 = 12213132021281 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12213132021383) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8787648 + ... + 10082113.
It is an arithmetic number, because the mean of its divisors is an integer number (1530573570225).
Almost surely, 212213132021313 is an apocalyptic number.
It is an amenable number.
12213132021313 is a deficient number, since it is larger than the sum of its proper divisors (31456540487).
12213132021313 is a wasteful number, since it uses less digits than its factorization.
12213132021313 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18871427.
The product of its (nonzero) digits is 1296, while the sum is 25.
Adding to 12213132021313 its reverse (31312023131221), we get a palindrome (43525155152534).
The spelling of 12213132021313 in words is "twelve trillion, two hundred thirteen billion, one hundred thirty-two million, twenty-one thousand, three hundred thirteen".
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