Base | Representation |
---|---|
bin | 101100000101… |
… | …0101001111001 |
3 | 1121111020010121 |
4 | 1120022221321 |
5 | 21404043223 |
6 | 2143213241 |
7 | 400310560 |
oct | 130125171 |
9 | 47436117 |
10 | 23112313 |
11 | 12056694 |
12 | 78a7221 |
13 | 4a32c33 |
14 | 30d8bd7 |
15 | 206815d |
hex | 160aa79 |
23112313 has 4 divisors (see below), whose sum is σ = 26414080. Its totient is φ = 19810548.
The previous prime is 23112289. The next prime is 23112317. The reversal of 23112313 is 31321132.
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 23112313 - 29 = 23111801 is a prime.
It is not an unprimeable number, because it can be changed into a prime (23112317) 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, 1650873 + ... + 1650886.
It is an arithmetic number, because the mean of its divisors is an integer number (6603520).
Almost surely, 223112313 is an apocalyptic number.
It is an amenable number.
23112313 is a deficient number, since it is larger than the sum of its proper divisors (3301767).
23112313 is an equidigital number, since it uses as much as digits as its factorization.
23112313 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3301766.
The product of its digits is 108, while the sum is 16.
The square root of 23112313 is about 4807.5267029940. The cubic root of 23112313 is about 284.8488497786.
Adding to 23112313 its reverse (31321132), we get a palindrome (54433445).
It can be divided in two parts, 2311 and 2313, that added together give a square (4624 = 682).
The spelling of 23112313 in words is "twenty-three million, one hundred twelve thousand, three hundred thirteen".
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