Base | Representation |
---|---|
bin | 111101000110111010011 |
3 | 10202201202111 |
4 | 13220313103 |
5 | 1003034022 |
6 | 110530151 |
7 | 23006602 |
oct | 7506723 |
9 | 3681674 |
10 | 2002387 |
11 | 1148472 |
12 | 806957 |
13 | 55155a |
14 | 3a1a39 |
15 | 298477 |
hex | 1e8dd3 |
2002387 has 2 divisors, whose sum is σ = 2002388. Its totient is φ = 2002386.
The previous prime is 2002373. The next prime is 2002397. The reversal of 2002387 is 7832002.
It is a happy number.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 2002387 - 215 = 1969619 is a prime.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (2002307) 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, 1001193 + 1001194.
It is an arithmetic number, because the mean of its divisors is an integer number (1001194).
22002387 is an apocalyptic number.
2002387 is a deficient number, since it is larger than the sum of its proper divisors (1).
2002387 is an equidigital number, since it uses as much as digits as its factorization.
2002387 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 672, while the sum is 22.
The square root of 2002387 is about 1415.0572426584. The cubic root of 2002387 is about 126.0422089209.
Adding to 2002387 its reverse (7832002), we get a palindrome (9834389).
The spelling of 2002387 in words is "two million, two thousand, three hundred eighty-seven".
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