Base | Representation |
---|---|
bin | 1011011100100010000001 |
3 | 12122102211202 |
4 | 23130202001 |
5 | 1232003244 |
6 | 144150545 |
7 | 34334444 |
oct | 13344201 |
9 | 5572752 |
10 | 3000449 |
11 | 176a311 |
12 | 1008455 |
13 | 81091a |
14 | 58165b |
15 | 3e404e |
hex | 2dc881 |
3000449 has 4 divisors (see below), whose sum is σ = 3176964. Its totient is φ = 2823936.
The previous prime is 3000409. The next prime is 3000463. The reversal of 3000449 is 9440003.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9440003 = 1609 ⋅5867.
It can be written as a sum of positive squares in 2 ways, for example, as 2371600 + 628849 = 1540^2 + 793^2 .
It is a cyclic number.
It is not a de Polignac number, because 3000449 - 216 = 2934913 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 3000449.
It is not an unprimeable number, because it can be changed into a prime (3000409) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 88232 + ... + 88265.
It is an arithmetic number, because the mean of its divisors is an integer number (794241).
Almost surely, 23000449 is an apocalyptic number.
It is an amenable number.
3000449 is a deficient number, since it is larger than the sum of its proper divisors (176515).
3000449 is a wasteful number, since it uses less digits than its factorization.
3000449 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 176514.
The product of its (nonzero) digits is 432, while the sum is 20.
The square root of 3000449 is about 1732.1804178549. The cubic root of 3000449 is about 144.2321518947.
The spelling of 3000449 in words is "three million, four hundred forty-nine", and thus it is an aban number.
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