Base | Representation |
---|---|
bin | 111110010100110000011 |
3 | 10211202102122 |
4 | 13302212003 |
5 | 1010322433 |
6 | 111434455 |
7 | 23234030 |
oct | 7624603 |
9 | 3752378 |
10 | 2042243 |
11 | 1175405 |
12 | 825a2b |
13 | 566738 |
14 | 3b2387 |
15 | 2a5198 |
hex | 1f2983 |
2042243 has 8 divisors (see below), whose sum is σ = 2349312. Its totient is φ = 1739016.
The previous prime is 2042237. The next prime is 2042263. The reversal of 2042243 is 3422402.
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 2042243 - 26 = 2042179 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2042203) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 296 + ... + 2042.
It is an arithmetic number, because the mean of its divisors is an integer number (293664).
22042243 is an apocalyptic number.
2042243 is a deficient number, since it is larger than the sum of its proper divisors (307069).
2042243 is a wasteful number, since it uses less digits than its factorization.
2042243 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1921.
The product of its (nonzero) digits is 384, while the sum is 17.
The square root of 2042243 is about 1429.0706770485. The cubic root of 2042243 is about 126.8729794141.
Adding to 2042243 its reverse (3422402), we get a palindrome (5464645).
The spelling of 2042243 in words is "two million, forty-two thousand, two hundred forty-three".
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