Base | Representation |
---|---|
bin | 10010111010000… |
… | …100010111100110 |
3 | 211002220001020120 |
4 | 102322010113212 |
5 | 1122201242014 |
6 | 51250542410 |
7 | 10601154501 |
oct | 2272042746 |
9 | 732801216 |
10 | 317212134 |
11 | 153070198 |
12 | 8a297a06 |
13 | 509462b5 |
14 | 301b4138 |
15 | 1ccadba9 |
hex | 12e845e6 |
317212134 has 16 divisors (see below), whose sum is σ = 635081472. Its totient is φ = 105627848.
The previous prime is 317212123. The next prime is 317212141. The reversal of 317212134 is 431212713.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20994 + ... + 32789.
It is an arithmetic number, because the mean of its divisors is an integer number (39692592).
Almost surely, 2317212134 is an apocalyptic number.
317212134 is an abundant number, since it is smaller than the sum of its proper divisors (317869338).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
317212134 is a wasteful number, since it uses less digits than its factorization.
317212134 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 54771.
The product of its digits is 1008, while the sum is 24.
The square root of 317212134 is about 17810.4501346822. The cubic root of 317212134 is about 681.9982556578.
Adding to 317212134 its reverse (431212713), we get a palindrome (748424847).
The spelling of 317212134 in words is "three hundred seventeen million, two hundred twelve thousand, one hundred thirty-four".
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