Base | Representation |
---|---|
bin | 100011011111000011100001… |
… | …0011010100000010001011001 |
3 | 1111221011110202022222221021121 |
4 | 1012332013002122200101121 |
5 | 311402430122011430131 |
6 | 3023503110025405241 |
7 | 122513515364355163 |
oct | 10676070232402131 |
9 | 1457143668887247 |
10 | 312131420030041 |
11 | 905002123a2aa7 |
12 | 2b0111b1039821 |
13 | 10521b35c3b991 |
14 | 5711354327933 |
15 | 26143c40e2911 |
hex | 11be1c26a0459 |
312131420030041 has 8 divisors (see below), whose sum is σ = 341888370824520. Its totient is φ = 283640722460928.
The previous prime is 312131420030033. The next prime is 312131420030057. The reversal of 312131420030041 is 140030024131213.
It can be written as a sum of positive squares in 4 ways, for example, as 82153558099600 + 229977861930441 = 9063860^2 + 15165021^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 312131420030041 - 23 = 312131420030033 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 312131420029988 and 312131420030015.
It is not an unprimeable number, because it can be changed into a prime (312131420030011) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 316563305826 + ... + 316563306811.
It is an arithmetic number, because the mean of its divisors is an integer number (42736046353065).
Almost surely, 2312131420030041 is an apocalyptic number.
It is an amenable number.
312131420030041 is a deficient number, since it is larger than the sum of its proper divisors (29756950794479).
312131420030041 is a wasteful number, since it uses less digits than its factorization.
312131420030041 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 633126612683.
The product of its (nonzero) digits is 1728, while the sum is 25.
Adding to 312131420030041 its reverse (140030024131213), we get a palindrome (452161444161254).
The spelling of 312131420030041 in words is "three hundred twelve trillion, one hundred thirty-one billion, four hundred twenty million, thirty thousand, forty-one".
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