Base | Representation |
---|---|
bin | 111011110111101… |
… | …001001110000001 |
3 | 2121000000222001222 |
4 | 323313221032001 |
5 | 4024114124442 |
6 | 243400404425 |
7 | 33614422532 |
oct | 7367511601 |
9 | 2530028058 |
10 | 1004442497 |
11 | 475a88573 |
12 | 240476715 |
13 | 130134296 |
14 | 97586689 |
15 | 5d2ac8d2 |
hex | 3bde9381 |
1004442497 has 2 divisors, whose sum is σ = 1004442498. Its totient is φ = 1004442496.
The previous prime is 1004442479. The next prime is 1004442557. The reversal of 1004442497 is 7942444001.
Together with previous prime (1004442479) it forms an Ormiston pair, because they use the same digits, order apart.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 690585841 + 313856656 = 26279^2 + 17716^2 .
It is a cyclic number.
It is not a de Polignac number, because 1004442497 - 224 = 987665281 is a prime.
It is not a weakly prime, because it can be changed into another prime (1004442457) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 502221248 + 502221249.
It is an arithmetic number, because the mean of its divisors is an integer number (502221249).
Almost surely, 21004442497 is an apocalyptic number.
It is an amenable number.
1004442497 is a deficient number, since it is larger than the sum of its proper divisors (1).
1004442497 is an equidigital number, since it uses as much as digits as its factorization.
1004442497 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 32256, while the sum is 35.
The square root of 1004442497 is about 31692.9408070630. The cubic root of 1004442497 is about 1001.4786448651.
Adding to 1004442497 its reverse (7942444001), we get a palindrome (8946886498).
The spelling of 1004442497 in words is "one billion, four million, four hundred forty-two thousand, four hundred ninety-seven".
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