Base | Representation |
---|---|
bin | 10010101011001… |
… | …100111111110001 |
3 | 210211120001210212 |
4 | 102223030333301 |
5 | 1120202042223 |
6 | 51031233505 |
7 | 10523064503 |
oct | 2253147761 |
9 | 724501725 |
10 | 313315313 |
11 | 150949483 |
12 | 88b18895 |
13 | 4cbb069c |
14 | 2d87bd73 |
15 | 1c78e278 |
hex | 12accff1 |
313315313 has 4 divisors (see below), whose sum is σ = 315569520. Its totient is φ = 311061108.
The previous prime is 313315307. The next prime is 313315349. The reversal of 313315313 is 313513313.
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 313315313 - 214 = 313298929 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (313315363) 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, 1126895 + ... + 1127172.
It is an arithmetic number, because the mean of its divisors is an integer number (78892380).
Almost surely, 2313315313 is an apocalyptic number.
It is an amenable number.
313315313 is a deficient number, since it is larger than the sum of its proper divisors (2254207).
313315313 is a wasteful number, since it uses less digits than its factorization.
313315313 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2254206.
The product of its digits is 1215, while the sum is 23.
The square root of 313315313 is about 17700.7150420541. The cubic root of 313315313 is about 679.1940516406.
Adding to 313315313 its reverse (313513313), we get a palindrome (626828626).
The spelling of 313315313 in words is "three hundred thirteen million, three hundred fifteen thousand, three hundred thirteen".
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