Base | Representation |
---|---|
bin | 1101011010000011010… |
… | …0000010110010100001 |
3 | 211000112011220112212112 |
4 | 3112200310002302201 |
5 | 12233204300423121 |
6 | 253451314205105 |
7 | 22432552304405 |
oct | 3264064026241 |
9 | 730464815775 |
10 | 230331264161 |
11 | 89756aa2969 |
12 | 38781583795 |
13 | 1894920a56b |
14 | b21051b105 |
15 | 5ed11d575b |
hex | 35a0d02ca1 |
230331264161 has 4 divisors (see below), whose sum is σ = 235687805232. Its totient is φ = 224974723092.
The previous prime is 230331264157. The next prime is 230331264167. The reversal of 230331264161 is 161462133032.
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 230331264161 - 22 = 230331264157 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (230331264167) 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, 2678270471 + ... + 2678270556.
It is an arithmetic number, because the mean of its divisors is an integer number (58921951308).
Almost surely, 2230331264161 is an apocalyptic number.
It is an amenable number.
230331264161 is a deficient number, since it is larger than the sum of its proper divisors (5356541071).
230331264161 is an equidigital number, since it uses as much as digits as its factorization.
230331264161 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5356541070.
The product of its (nonzero) digits is 15552, while the sum is 32.
Adding to 230331264161 its reverse (161462133032), we get a palindrome (391793397193).
The spelling of 230331264161 in words is "two hundred thirty billion, three hundred thirty-one million, two hundred sixty-four thousand, one hundred sixty-one".
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