Base | Representation |
---|---|
bin | 10010101011101… |
… | …100001110010111 |
3 | 210211210120021021 |
4 | 102223230032113 |
5 | 1120220140343 |
6 | 51034102011 |
7 | 10524136432 |
oct | 2253541627 |
9 | 724716237 |
10 | 313443223 |
11 | 150a26595 |
12 | 88b7a907 |
13 | 4cc26982 |
14 | 2d8b2819 |
15 | 1c7b70ed |
hex | 12aec397 |
313443223 has 12 divisors (see below), whose sum is σ = 330178680. Its totient is φ = 297458336.
The previous prime is 313443197. The next prime is 313443269. The reversal of 313443223 is 322344313.
It is not a de Polignac number, because 313443223 - 25 = 313443191 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (313413223) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 46461 + ... + 52777.
It is an arithmetic number, because the mean of its divisors is an integer number (27514890).
Almost surely, 2313443223 is an apocalyptic number.
313443223 is a deficient number, since it is larger than the sum of its proper divisors (16735457).
313443223 is an equidigital number, since it uses as much as digits as its factorization.
313443223 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6434 (or 6405 counting only the distinct ones).
The product of its digits is 5184, while the sum is 25.
The square root of 313443223 is about 17704.3278042404. The cubic root of 313443223 is about 679.2864653508.
Adding to 313443223 its reverse (322344313), we get a palindrome (635787536).
The spelling of 313443223 in words is "three hundred thirteen million, four hundred forty-three thousand, two hundred twenty-three".
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