Base | Representation |
---|---|
bin | 111111110000001010111 |
3 | 10221010122010 |
4 | 13332001113 |
5 | 1013322142 |
6 | 112435303 |
7 | 23520342 |
oct | 7760127 |
9 | 3833563 |
10 | 2089047 |
11 | 11a7594 |
12 | 848b33 |
13 | 581b2c |
14 | 3c5459 |
15 | 2b3e9c |
hex | 1fe057 |
2089047 has 4 divisors (see below), whose sum is σ = 2785400. Its totient is φ = 1392696.
The previous prime is 2089039. The next prime is 2089049. The reversal of 2089047 is 7409802.
It is a semiprime because it is the product of two primes.
It is not a de Polignac number, because 2089047 - 23 = 2089039 is a prime.
It is an Ulam number.
It is a D-number.
It is a Duffinian number.
2089047 is a lucky number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2089049) 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 in 3 ways as a sum of consecutive naturals, for example, 348172 + ... + 348177.
It is an arithmetic number, because the mean of its divisors is an integer number (696350).
22089047 is an apocalyptic number.
2089047 is a deficient number, since it is larger than the sum of its proper divisors (696353).
2089047 is an equidigital number, since it uses as much as digits as its factorization.
2089047 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 696352.
The product of its (nonzero) digits is 4032, while the sum is 30.
The square root of 2089047 is about 1445.3535899565. The cubic root of 2089047 is about 127.8348904666.
The spelling of 2089047 in words is "two million, eighty-nine thousand, forty-seven".
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