Base | Representation |
---|---|
bin | 100110001111… |
… | …100101000111 |
3 | 200212100002221 |
4 | 212033211013 |
5 | 10031302122 |
6 | 554513211 |
7 | 151133146 |
oct | 46174507 |
9 | 20770087 |
10 | 10025287 |
11 | 5728168 |
12 | 3435807 |
13 | 210022c |
14 | 148d75d |
15 | d306c7 |
hex | 98f947 |
10025287 has 2 divisors, whose sum is σ = 10025288. Its totient is φ = 10025286.
The previous prime is 10025269. The next prime is 10025303. The reversal of 10025287 is 78252001.
It is a strong prime.
It is an emirp because it is prime and its reverse (78252001) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 10025287 - 219 = 9500999 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (10025887) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5012643 + 5012644.
It is an arithmetic number, because the mean of its divisors is an integer number (5012644).
Almost surely, 210025287 is an apocalyptic number.
10025287 is a deficient number, since it is larger than the sum of its proper divisors (1).
10025287 is an equidigital number, since it uses as much as digits as its factorization.
10025287 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 1120, while the sum is 25.
The square root of 10025287 is about 3166.2733615403. The cubic root of 10025287 is about 215.6249134495.
Adding to 10025287 its reverse (78252001), we get a palindrome (88277288).
The spelling of 10025287 in words is "ten million, twenty-five thousand, two hundred eighty-seven".
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