Base | Representation |
---|---|
bin | 1011000001001000010001 |
3 | 12102201212201 |
4 | 23001020101 |
5 | 1214410314 |
6 | 141523201 |
7 | 33356302 |
oct | 13011021 |
9 | 5381781 |
10 | 2888209 |
11 | 16a2a55 |
12 | b73501 |
13 | 7a17cc |
14 | 5527a9 |
15 | 3c0b74 |
hex | 2c1211 |
2888209 has 8 divisors (see below), whose sum is σ = 3084480. Its totient is φ = 2696400.
The previous prime is 2888201. The next prime is 2888213. The reversal of 2888209 is 9028882.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2888209 - 23 = 2888201 is a prime.
It is a Duffinian number.
2888209 is a lucky number.
It is not an unprimeable number, because it can be changed into a prime (2888201) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 279 + ... + 2419.
It is an arithmetic number, because the mean of its divisors is an integer number (385560).
22888209 is an apocalyptic number.
It is an amenable number.
2888209 is a deficient number, since it is larger than the sum of its proper divisors (196271).
2888209 is a wasteful number, since it uses less digits than its factorization.
2888209 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2231.
The product of its (nonzero) digits is 18432, while the sum is 37.
The square root of 2888209 is about 1699.4731536567. The cubic root of 2888209 is about 142.4107823601.
The spelling of 2888209 in words is "two million, eight hundred eighty-eight thousand, two hundred nine".
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