Base | Representation |
---|---|
bin | 10110111010101010… |
… | …11100100010000111 |
3 | 1011202102212110211211 |
4 | 23131111130202013 |
5 | 200144122234343 |
6 | 5352502512251 |
7 | 613613335114 |
oct | 133525344207 |
9 | 34672773754 |
10 | 12303321223 |
11 | 52439a4376 |
12 | 2474435687 |
13 | 1210c5623b |
14 | 84a01790b |
15 | 4c01d879d |
hex | 2dd55c887 |
12303321223 has 4 divisors (see below), whose sum is σ = 12303944928. Its totient is φ = 12302697520.
The previous prime is 12303321203. The next prime is 12303321227. The reversal of 12303321223 is 32212330321.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 12303321223 - 233 = 3713386631 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 12303321194 and 12303321203.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12303321227) 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, 281263 + ... + 322048.
It is an arithmetic number, because the mean of its divisors is an integer number (3075986232).
Almost surely, 212303321223 is an apocalyptic number.
12303321223 is a deficient number, since it is larger than the sum of its proper divisors (623705).
12303321223 is an equidigital number, since it uses as much as digits as its factorization.
12303321223 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 623704.
The product of its (nonzero) digits is 1296, while the sum is 22.
Adding to 12303321223 its reverse (32212330321), we get a palindrome (44515651544).
The spelling of 12303321223 in words is "twelve billion, three hundred three million, three hundred twenty-one thousand, two hundred twenty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.112 sec. • engine limits •