Base | Representation |
---|---|
bin | 10010101010100… |
… | …011000000001010 |
3 | 210211020022212020 |
4 | 102222203000022 |
5 | 1120131041211 |
6 | 51023425310 |
7 | 10521450150 |
oct | 2252430012 |
9 | 724208766 |
10 | 313143306 |
11 | 150841223 |
12 | 88a55236 |
13 | 4cb502c8 |
14 | 2d8353d0 |
15 | 1c758306 |
hex | 12aa300a |
313143306 has 32 divisors (see below), whose sum is σ = 717579648. Its totient is φ = 89241600.
The previous prime is 313143301. The next prime is 313143319. The reversal of 313143306 is 603341313.
It is not an unprimeable number, because it can be changed into a prime (313143301) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7546 + ... + 26138.
It is an arithmetic number, because the mean of its divisors is an integer number (22424364).
Almost surely, 2313143306 is an apocalyptic number.
313143306 is an abundant number, since it is smaller than the sum of its proper divisors (404436342).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
313143306 is a wasteful number, since it uses less digits than its factorization.
313143306 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19006.
The product of its (nonzero) digits is 1944, while the sum is 24.
The square root of 313143306 is about 17695.8556164996. The cubic root of 313143306 is about 679.0697386225.
Adding to 313143306 its reverse (603341313), we get a palindrome (916484619).
The spelling of 313143306 in words is "three hundred thirteen million, one hundred forty-three thousand, three hundred six".
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