Base | Representation |
---|---|
bin | 10010111001110… |
… | …001100011011111 |
3 | 211002202010112101 |
4 | 102321301203133 |
5 | 1122141310241 |
6 | 51245145531 |
7 | 10600414021 |
oct | 2271614337 |
9 | 732663471 |
10 | 317135071 |
11 | 153018300 |
12 | 8a25b2a7 |
13 | 5091a1b6 |
14 | 30194011 |
15 | 1cc95e31 |
hex | 12e718df |
317135071 has 6 divisors (see below), whose sum is σ = 348586616. Its totient is φ = 288304500.
The previous prime is 317135057. The next prime is 317135087. The reversal of 317135071 is 170531713.
It is a de Polignac number, because none of the positive numbers 2k-317135071 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 (317135011) 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 5 ways as a sum of consecutive naturals, for example, 1310355 + ... + 1310596.
Almost surely, 2317135071 is an apocalyptic number.
317135071 is a deficient number, since it is larger than the sum of its proper divisors (31451545).
317135071 is a wasteful number, since it uses less digits than its factorization.
317135071 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2620973 (or 2620962 counting only the distinct ones).
The product of its (nonzero) digits is 2205, while the sum is 28.
The square root of 317135071 is about 17808.2865823751. The cubic root of 317135071 is about 681.9430233358.
Adding to 317135071 its reverse (170531713), we get a palindrome (487666784).
It can be divided in two parts, 3171350 and 71, that added together give a triangular number (3171421 = T2518).
The spelling of 317135071 in words is "three hundred seventeen million, one hundred thirty-five thousand, seventy-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •