Base | Representation |
---|---|
bin | 111111100111000100001 |
3 | 10220220020110 |
4 | 13330320201 |
5 | 1013200020 |
6 | 112401533 |
7 | 23500632 |
oct | 7747041 |
9 | 3826213 |
10 | 2084385 |
11 | 11a4036 |
12 | 8462a9 |
13 | 57c984 |
14 | 3c3889 |
15 | 2b28e0 |
hex | 1fce21 |
2084385 has 8 divisors (see below), whose sum is σ = 3335040. Its totient is φ = 1111664.
The previous prime is 2084359. The next prime is 2084389. The reversal of 2084385 is 5834802.
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 2084385 - 212 = 2080289 is a prime.
It is not an unprimeable number, because it can be changed into a prime (2084389) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 69465 + ... + 69494.
It is an arithmetic number, because the mean of its divisors is an integer number (416880).
22084385 is an apocalyptic number.
It is an amenable number.
2084385 is a deficient number, since it is larger than the sum of its proper divisors (1250655).
2084385 is a wasteful number, since it uses less digits than its factorization.
2084385 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 138967.
The product of its (nonzero) digits is 7680, while the sum is 30.
The square root of 2084385 is about 1443.7399350299. The cubic root of 2084385 is about 127.7397258394.
The spelling of 2084385 in words is "two million, eighty-four thousand, three hundred eighty-five".
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