Base | Representation |
---|---|
bin | 11101110101100010010011… |
… | …110001101011011011111001 |
3 | 122012121201202002221000101212 |
4 | 131311202103301223123321 |
5 | 114144421302421213423 |
6 | 1143030411315452505 |
7 | 36432333264142553 |
oct | 3565422361533371 |
9 | 565551662830355 |
10 | 131222320101113 |
11 | 388a208981367a |
12 | 128739215b7135 |
13 | 582b29a10a0c7 |
14 | 24592a0b904d3 |
15 | 10285d8a42578 |
hex | 775893c6b6f9 |
131222320101113 has 4 divisors (see below), whose sum is σ = 131222343381840. Its totient is φ = 131222296820388.
The previous prime is 131222320101091. The next prime is 131222320101127. The reversal of 131222320101113 is 311101023222131.
It is a happy number.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 131222320101113 - 214 = 131222320084729 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (131222320101143) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2718506 + ... + 16426652.
It is an arithmetic number, because the mean of its divisors is an integer number (32805585845460).
Almost surely, 2131222320101113 is an apocalyptic number.
It is an amenable number.
131222320101113 is a deficient number, since it is larger than the sum of its proper divisors (23280727).
131222320101113 is an equidigital number, since it uses as much as digits as its factorization.
131222320101113 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 23280726.
The product of its (nonzero) digits is 432, while the sum is 23.
Adding to 131222320101113 its reverse (311101023222131), we get a palindrome (442323343323244).
The spelling of 131222320101113 in words is "one hundred thirty-one trillion, two hundred twenty-two billion, three hundred twenty million, one hundred one thousand, one hundred thirteen".
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