Base | Representation |
---|---|
bin | 1011100011010100111001 |
3 | 12200212000120 |
4 | 23203110321 |
5 | 1233401111 |
6 | 144523453 |
7 | 34511544 |
oct | 13432471 |
9 | 5625016 |
10 | 3028281 |
11 | 1789213 |
12 | 1020589 |
13 | 8204a9 |
14 | 58b85b |
15 | 3ec406 |
hex | 2e3539 |
3028281 has 8 divisors (see below), whose sum is σ = 4045824. Its totient is φ = 2014800.
The previous prime is 3028271. The next prime is 3028313. The reversal of 3028281 is 1828203.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 3028281 - 26 = 3028217 is a prime.
It is a super-2 number, since 2×30282812 = 18340971629922, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (3028241) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2056 + ... + 3206.
It is an arithmetic number, because the mean of its divisors is an integer number (505728).
Almost surely, 23028281 is an apocalyptic number.
It is an amenable number.
3028281 is a deficient number, since it is larger than the sum of its proper divisors (1017543).
3028281 is a wasteful number, since it uses less digits than its factorization.
3028281 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2031.
The product of its (nonzero) digits is 768, while the sum is 24.
The square root of 3028281 is about 1740.1956786523. The cubic root of 3028281 is about 144.6767432180.
The spelling of 3028281 in words is "three million, twenty-eight thousand, two hundred eighty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •