Base | Representation |
---|---|
bin | 10010110010111… |
… | …011110111101001 |
3 | 210222101001022221 |
4 | 102302323313221 |
5 | 1121211423223 |
6 | 51142514041 |
7 | 10546236226 |
oct | 2262736751 |
9 | 728331287 |
10 | 315342313 |
11 | 152003390 |
12 | 89735921 |
13 | 504401b0 |
14 | 2dc4894d |
15 | 1ca3eb5d |
hex | 12cbbde9 |
315342313 has 16 divisors (see below), whose sum is σ = 371581056. Its totient is φ = 263831040.
The previous prime is 315342277. The next prime is 315342319. The reversal of 315342313 is 313243513.
It is not a de Polignac number, because 315342313 - 29 = 315341801 is a prime.
It is not an unprimeable number, because it can be changed into a prime (315342319) 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, 47356 + ... + 53602.
It is an arithmetic number, because the mean of its divisors is an integer number (23223816).
Almost surely, 2315342313 is an apocalyptic number.
It is an amenable number.
315342313 is a deficient number, since it is larger than the sum of its proper divisors (56238743).
315342313 is a wasteful number, since it uses less digits than its factorization.
315342313 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6624.
The product of its digits is 3240, while the sum is 25.
The square root of 315342313 is about 17757.8803070637. The cubic root of 315342313 is about 680.6555910661.
Adding to 315342313 its reverse (313243513), we get a palindrome (628585826).
The spelling of 315342313 in words is "three hundred fifteen million, three hundred forty-two thousand, three hundred thirteen".
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