Base | Representation |
---|---|
bin | 10101101000110011… |
… | …010110111011101101 |
3 | 2012222011020022010111 |
4 | 111220303112323231 |
5 | 340040140131341 |
6 | 14401222340021 |
7 | 1451511230350 |
oct | 255063267355 |
9 | 65864208114 |
10 | 23233130221 |
11 | 9942550674 |
12 | 460488a611 |
13 | 2263476142 |
14 | 11a5856297 |
15 | 90ea10681 |
hex | 568cd6eed |
23233130221 has 8 divisors (see below), whose sum is σ = 26556896000. Its totient is φ = 19910551248.
The previous prime is 23233130171. The next prime is 23233130227. The reversal of 23233130221 is 12203133232.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 23233130221 - 223 = 23224741613 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 23233130192 and 23233130201.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23233130227) 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, 254346 + ... + 333403.
It is an arithmetic number, because the mean of its divisors is an integer number (3319612000).
Almost surely, 223233130221 is an apocalyptic number.
It is an amenable number.
23233130221 is a deficient number, since it is larger than the sum of its proper divisors (3323765779).
23233130221 is an equidigital number, since it uses as much as digits as its factorization.
23233130221 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 593403.
The product of its (nonzero) digits is 1296, while the sum is 22.
Adding to 23233130221 its reverse (12203133232), we get a palindrome (35436263453).
The spelling of 23233130221 in words is "twenty-three billion, two hundred thirty-three million, one hundred thirty thousand, two hundred twenty-one".
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