Base | Representation |
---|---|
bin | 1001000101110010001… |
… | …11111010100011001111 |
3 | 1002212012202102001111210 |
4 | 10202321013322203033 |
5 | 20104134414130403 |
6 | 355253313145503 |
7 | 31365106662600 |
oct | 4427107724317 |
9 | 1085182361453 |
10 | 312343505103 |
11 | 110511847393 |
12 | 5064b25b293 |
13 | 235b91b4296 |
14 | 11190619da7 |
15 | 81d1183b03 |
hex | 48b91fa8cf |
312343505103 has 24 divisors (see below), whose sum is σ = 512948281392. Its totient is φ = 167983060224.
The previous prime is 312343505083. The next prime is 312343505113. The reversal of 312343505103 is 301505343213.
It is not a de Polignac number, because 312343505103 - 210 = 312343504079 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (312343505113) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 62491200 + ... + 62496197.
It is an arithmetic number, because the mean of its divisors is an integer number (21372845058).
Almost surely, 2312343505103 is an apocalyptic number.
312343505103 is a deficient number, since it is larger than the sum of its proper divisors (200604776289).
312343505103 is a wasteful number, since it uses less digits than its factorization.
312343505103 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 124987431 (or 124987424 counting only the distinct ones).
The product of its (nonzero) digits is 16200, while the sum is 30.
Adding to 312343505103 its reverse (301505343213), we get a palindrome (613848848316).
The spelling of 312343505103 in words is "three hundred twelve billion, three hundred forty-three million, five hundred five thousand, one hundred three".
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