Base | Representation |
---|---|
bin | 1000101110011010111101 |
3 | 11022012120120 |
4 | 20232122331 |
5 | 1041143133 |
6 | 121005153 |
7 | 25304331 |
oct | 10563275 |
9 | 4265516 |
10 | 2287293 |
11 | 1322528 |
12 | 9237b9 |
13 | 621138 |
14 | 4377c1 |
15 | 302ab3 |
hex | 22e6bd |
2287293 has 8 divisors (see below), whose sum is σ = 3058656. Its totient is φ = 1520400.
The previous prime is 2287291. The next prime is 2287301. The reversal of 2287293 is 3927822.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 2287293 - 21 = 2287291 is a prime.
It is a d-powerful number, because it can be written as 22 + 216 + 87 + 7 + 216 + 9 + 310 .
It is a Curzon number.
2287293 is a lucky number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2287291) 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 7 ways as a sum of consecutive naturals, for example, 358 + ... + 2168.
It is an arithmetic number, because the mean of its divisors is an integer number (382332).
22287293 is an apocalyptic number.
It is an amenable number.
2287293 is a deficient number, since it is larger than the sum of its proper divisors (771363).
2287293 is a wasteful number, since it uses less digits than its factorization.
2287293 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2235.
The product of its digits is 12096, while the sum is 33.
The square root of 2287293 is about 1512.3799125881. The cubic root of 2287293 is about 131.7570715623.
The spelling of 2287293 in words is "two million, two hundred eighty-seven thousand, two hundred ninety-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.093 sec. • engine limits •