Base | Representation |
---|---|
bin | 1011100011011001010101 |
3 | 12200212102002 |
4 | 23203121111 |
5 | 1233403230 |
6 | 144525045 |
7 | 34512431 |
oct | 13433125 |
9 | 5625362 |
10 | 3028565 |
11 | 1789451 |
12 | 1020785 |
13 | 820667 |
14 | 58b9c1 |
15 | 3ec545 |
hex | 2e3655 |
3028565 has 8 divisors (see below), whose sum is σ = 3668280. Its totient is φ = 2400192.
The previous prime is 3028559. The next prime is 3028577. The reversal of 3028565 is 5658203.
It can be written as a sum of positive squares in 4 ways, for example, as 1240996 + 1787569 = 1114^2 + 1337^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 3028565 - 214 = 3012181 is a prime.
It is a super-3 number, since 3×30285653 = 83335865822700786375, which contains 333 as substring.
It is a congruent 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, 2234 + ... + 3323.
It is an arithmetic number, because the mean of its divisors is an integer number (458535).
Almost surely, 23028565 is an apocalyptic number.
It is an amenable number.
3028565 is a deficient number, since it is larger than the sum of its proper divisors (639715).
3028565 is a wasteful number, since it uses less digits than its factorization.
3028565 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5671.
The product of its (nonzero) digits is 7200, while the sum is 29.
The square root of 3028565 is about 1740.2772767579. The cubic root of 3028565 is about 144.6812657960.
The spelling of 3028565 in words is "three million, twenty-eight thousand, five hundred sixty-five".
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