Base | Representation |
---|---|
bin | 1001001111001010110… |
… | …10011010010001101001 |
3 | 1010100012212022122120101 |
4 | 10213211122122101221 |
5 | 20144444132042231 |
6 | 401445243225401 |
7 | 31634003252251 |
oct | 4474532322151 |
9 | 1110185278511 |
10 | 317381518441 |
11 | 112667658379 |
12 | 51616518261 |
13 | 23c0cb92370 |
14 | 1150b774961 |
15 | 83c85e8661 |
hex | 49e569a469 |
317381518441 has 8 divisors (see below), whose sum is σ = 341834993864. Its totient is φ = 292933687680.
The previous prime is 317381518427. The next prime is 317381518457. The reversal of 317381518441 is 144815183713.
It can be written as a sum of positive squares in 4 ways, for example, as 15870708441 + 301510810000 = 125979^2 + 549100^2 .
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 317381518441 - 217 = 317381387369 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 317381518391 and 317381518400.
It is not an unprimeable number, because it can be changed into a prime (317381518481) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1294020 + ... + 1519621.
It is an arithmetic number, because the mean of its divisors is an integer number (42729374233).
Almost surely, 2317381518441 is an apocalyptic number.
It is an amenable number.
317381518441 is a deficient number, since it is larger than the sum of its proper divisors (24453475423).
317381518441 is a wasteful number, since it uses less digits than its factorization.
317381518441 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2822331.
The product of its digits is 322560, while the sum is 46.
The spelling of 317381518441 in words is "three hundred seventeen billion, three hundred eighty-one million, five hundred eighteen thousand, four hundred forty-one".
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