Base | Representation |
---|---|
bin | 1011000000110101011111 |
3 | 12102200020012 |
4 | 23000311133 |
5 | 1214341012 |
6 | 141513435 |
7 | 33352634 |
oct | 13006537 |
9 | 5380205 |
10 | 2887007 |
11 | 16a2062 |
12 | b7287b |
13 | 7a10b6 |
14 | 55218b |
15 | 3c0622 |
hex | 2c0d5f |
2887007 has 2 divisors, whose sum is σ = 2887008. Its totient is φ = 2887006.
The previous prime is 2886997. The next prime is 2887009. The reversal of 2887007 is 7007882.
It is a happy number.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 2887007 - 210 = 2885983 is a prime.
Together with 2887009, it forms a pair of twin primes.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2887009) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1443503 + 1443504.
It is an arithmetic number, because the mean of its divisors is an integer number (1443504).
22887007 is an apocalyptic number.
2887007 is a deficient number, since it is larger than the sum of its proper divisors (1).
2887007 is an equidigital number, since it uses as much as digits as its factorization.
2887007 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 6272, while the sum is 32.
The square root of 2887007 is about 1699.1194778473. The cubic root of 2887007 is about 142.3910236893.
The spelling of 2887007 in words is "two million, eight hundred eighty-seven thousand, seven".
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