Base | Representation |
---|---|
bin | 1011011100100101011001 |
3 | 12122110010202 |
4 | 23130211121 |
5 | 1232010130 |
6 | 144151545 |
7 | 34335203 |
oct | 13344531 |
9 | 5573122 |
10 | 3000665 |
11 | 176a498 |
12 | 10085b5 |
13 | 810a55 |
14 | 581773 |
15 | 3e4145 |
hex | 2dc959 |
3000665 has 8 divisors (see below), whose sum is σ = 3650568. Its totient is φ = 2367360.
The previous prime is 3000643. The next prime is 3000671. The reversal of 3000665 is 5660003.
It can be written as a sum of positive squares in 4 ways, for example, as 1032256 + 1968409 = 1016^2 + 1403^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 3000665 - 28 = 3000409 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3746 + ... + 4475.
It is an arithmetic number, because the mean of its divisors is an integer number (456321).
Almost surely, 23000665 is an apocalyptic number.
It is an amenable number.
3000665 is a deficient number, since it is larger than the sum of its proper divisors (649903).
3000665 is an equidigital number, since it uses as much as digits as its factorization.
3000665 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8299.
The product of its (nonzero) digits is 540, while the sum is 20.
The square root of 3000665 is about 1732.2427658963. The cubic root of 3000665 is about 144.2356128653.
Adding to 3000665 its reverse (5660003), we get a palindrome (8660668).
The spelling of 3000665 in words is "three million, six hundred sixty-five", and thus it is an aban number.
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