Base | Representation |
---|---|
bin | 1000101100110111101011 |
3 | 11021212212020 |
4 | 20230313223 |
5 | 1040442224 |
6 | 120515523 |
7 | 25246653 |
oct | 10546753 |
9 | 4255766 |
10 | 2280939 |
11 | 1318781 |
12 | 91bba3 |
13 | 61b28b |
14 | 435363 |
15 | 300c79 |
hex | 22cdeb |
2280939 has 8 divisors (see below), whose sum is σ = 3123600. Its totient is φ = 1479456.
The previous prime is 2280917. The next prime is 2280947. The reversal of 2280939 is 9390822.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 2280939 - 28 = 2280683 is a prime.
It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is not an unprimeable number, because it can be changed into a prime (2280959) 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, 10164 + ... + 10385.
It is an arithmetic number, because the mean of its divisors is an integer number (390450).
22280939 is an apocalyptic number.
2280939 is a deficient number, since it is larger than the sum of its proper divisors (842661).
2280939 is a wasteful number, since it uses less digits than its factorization.
2280939 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20589.
The product of its (nonzero) digits is 7776, while the sum is 33.
The square root of 2280939 is about 1510.2777890176. The cubic root of 2280939 is about 131.6349532836.
The spelling of 2280939 in words is "two million, two hundred eighty thousand, nine hundred thirty-nine".
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