Base | Representation |
---|---|
bin | 1010100111000001111110… |
… | …00110110011111100101001 |
3 | 10001121110012212211122122021 |
4 | 11103200333012303330221 |
5 | 11024230021200231441 |
6 | 121342132210424441 |
7 | 4625426613130024 |
oct | 523407706637451 |
9 | 101543185748567 |
10 | 23331321102121 |
11 | 748583757467a |
12 | 2749924292121 |
13 | 1003198920556 |
14 | 5a9355d561bb |
15 | 2a6d7b8703d1 |
hex | 15383f1b3f29 |
23331321102121 has 8 divisors (see below), whose sum is σ = 23415567555240. Its totient is φ = 23247177203712.
The previous prime is 23331321102091. The next prime is 23331321102181. The reversal of 23331321102121 is 12120112313332.
It can be written as a sum of positive squares in 4 ways, for example, as 13328807946496 + 10002513155625 = 3650864^2 + 3162675^2 .
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 23331321102121 - 29 = 23331321101609 is a prime.
It is a super-2 number, since 2×233313211021212 (a number of 28 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (23331321102181) 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, 25182840 + ... + 26092873.
It is an arithmetic number, because the mean of its divisors is an integer number (2926945944405).
Almost surely, 223331321102121 is an apocalyptic number.
It is an amenable number.
23331321102121 is a deficient number, since it is larger than the sum of its proper divisors (84246453119).
23331321102121 is a wasteful number, since it uses less digits than its factorization.
23331321102121 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 51277355.
The product of its (nonzero) digits is 1296, while the sum is 25.
Adding to 23331321102121 its reverse (12120112313332), we get a palindrome (35451433415453).
The spelling of 23331321102121 in words is "twenty-three trillion, three hundred thirty-one billion, three hundred twenty-one million, one hundred two thousand, one hundred twenty-one".
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