Base | Representation |
---|---|
bin | 1010010000110011110001 |
3 | 12001200101100 |
4 | 22100303301 |
5 | 1142042124 |
6 | 133355013 |
7 | 31603260 |
oct | 12206361 |
9 | 5050340 |
10 | 2690289 |
11 | 1578288 |
12 | a98a69 |
13 | 7326b4 |
14 | 5005d7 |
15 | 3821c9 |
hex | 290cf1 |
2690289 has 12 divisors (see below), whose sum is σ = 4441216. Its totient is φ = 1537272.
The previous prime is 2690263. The next prime is 2690293. The reversal of 2690289 is 9820962.
It is not a de Polignac number, because 2690289 - 216 = 2624753 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (2690239) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21289 + ... + 21414.
22690289 is an apocalyptic number.
It is an amenable number.
2690289 is a deficient number, since it is larger than the sum of its proper divisors (1750927).
2690289 is a wasteful number, since it uses less digits than its factorization.
2690289 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 42716 (or 42713 counting only the distinct ones).
The product of its (nonzero) digits is 15552, while the sum is 36.
The square root of 2690289 is about 1640.2100475244. The cubic root of 2690289 is about 139.0805219836.
The spelling of 2690289 in words is "two million, six hundred ninety thousand, two hundred eighty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.085 sec. • engine limits •