Base | Representation |
---|---|
bin | 110000111100001100001110… |
… | …001001001010100001001001 |
3 | 1001020002222120112101201110120 |
4 | 300330030032021022201021 |
5 | 211203013141432304231 |
6 | 2041441014455333453 |
7 | 63223521244655256 |
oct | 6074141611124111 |
9 | 1036088515351416 |
10 | 215242523322441 |
11 | 6264592906660a |
12 | 20183539681289 |
13 | 931438a586c84 |
14 | 3b21b17d4a42d |
15 | 19d3e42e45d96 |
hex | c3c30e24a849 |
215242523322441 has 16 divisors (see below), whose sum is σ = 288265092132864. Its totient is φ = 142858181410704.
The previous prime is 215242523322433. The next prime is 215242523322461. The reversal of 215242523322441 is 144223325242512.
It is not a de Polignac number, because 215242523322441 - 23 = 215242523322433 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 215242523322393 and 215242523322402.
It is not an unprimeable number, because it can be changed into a prime (215242523322461) 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 15 ways as a sum of consecutive naturals, for example, 85810291 + ... + 88283016.
It is an arithmetic number, because the mean of its divisors is an integer number (18016568258304).
Almost surely, 2215242523322441 is an apocalyptic number.
It is an amenable number.
215242523322441 is a deficient number, since it is larger than the sum of its proper divisors (73022568810423).
215242523322441 is a wasteful number, since it uses less digits than its factorization.
215242523322441 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 174095140.
The product of its digits is 921600, while the sum is 42.
Adding to 215242523322441 its reverse (144223325242512), we get a palindrome (359465848564953).
The spelling of 215242523322441 in words is "two hundred fifteen trillion, two hundred forty-two billion, five hundred twenty-three million, three hundred twenty-two thousand, four hundred forty-one".
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