Base | Representation |
---|---|
bin | 10010111010001… |
… | …000110010111111 |
3 | 211002220222010022 |
4 | 102322020302333 |
5 | 1122202332041 |
6 | 51251202355 |
7 | 10601261411 |
oct | 2272106277 |
9 | 732828108 |
10 | 317230271 |
11 | 153082886 |
12 | 8a2a63bb |
13 | 50951627 |
14 | 301ba9b1 |
15 | 1ccb424b |
hex | 12e88cbf |
317230271 has 4 divisors (see below), whose sum is σ = 318733944. Its totient is φ = 315726600.
The previous prime is 317230253. The next prime is 317230279. The reversal of 317230271 is 172032713.
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 317230271 - 210 = 317229247 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 317230271.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (317230279) 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, 751520 + ... + 751941.
It is an arithmetic number, because the mean of its divisors is an integer number (79683486).
Almost surely, 2317230271 is an apocalyptic number.
317230271 is a deficient number, since it is larger than the sum of its proper divisors (1503673).
317230271 is a wasteful number, since it uses less digits than its factorization.
317230271 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1503672.
The product of its (nonzero) digits is 1764, while the sum is 26.
The square root of 317230271 is about 17810.9592947713. The cubic root of 317230271 is about 682.0112534442.
Adding to 317230271 its reverse (172032713), we get a palindrome (489262984).
The spelling of 317230271 in words is "three hundred seventeen million, two hundred thirty thousand, two hundred seventy-one".
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