Base | Representation |
---|---|
bin | 101100011101… |
… | …1011111010111 |
3 | 1121212101112010 |
4 | 1120323133113 |
5 | 21431443333 |
6 | 2151355303 |
7 | 402103005 |
oct | 130733727 |
9 | 47771463 |
10 | 23312343 |
11 | 121829aa |
12 | 7982b33 |
13 | 4aa2cb2 |
14 | 314ba75 |
15 | 20a7563 |
hex | 163b7d7 |
23312343 has 4 divisors (see below), whose sum is σ = 31083128. Its totient is φ = 15541560.
The previous prime is 23312339. The next prime is 23312351. The reversal of 23312343 is 34321332.
It is a semiprime because it is the product of two primes.
It is not a de Polignac number, because 23312343 - 22 = 23312339 is a prime.
It is a super-2 number, since 2×233123432 = 1086930672299298, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23312323) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3885388 + ... + 3885393.
It is an arithmetic number, because the mean of its divisors is an integer number (7770782).
Almost surely, 223312343 is an apocalyptic number.
23312343 is a deficient number, since it is larger than the sum of its proper divisors (7770785).
23312343 is an equidigital number, since it uses as much as digits as its factorization.
23312343 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7770784.
The product of its digits is 1296, while the sum is 21.
The square root of 23312343 is about 4828.2857206259. The cubic root of 23312343 is about 285.6682503092.
Adding to 23312343 its reverse (34321332), we get a palindrome (57633675).
The spelling of 23312343 in words is "twenty-three million, three hundred twelve thousand, three hundred forty-three".
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