Base | Representation |
---|---|
bin | 1100100111000111011001 |
3 | 20012221220102 |
4 | 30213013121 |
5 | 1321242240 |
6 | 154505145 |
7 | 40046216 |
oct | 14470731 |
9 | 6187812 |
10 | 3305945 |
11 | 1958895 |
12 | 11351b5 |
13 | 8b99a6 |
14 | 620b0d |
15 | 454815 |
hex | 3271d9 |
3305945 has 4 divisors (see below), whose sum is σ = 3967140. Its totient is φ = 2644752.
The previous prime is 3305941. The next prime is 3305959. The reversal of 3305945 is 5495033.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 1597696 + 1708249 = 1264^2 + 1307^2 .
It is a cyclic number.
It is not a de Polignac number, because 3305945 - 22 = 3305941 is a prime.
It is not an unprimeable number, because it can be changed into a prime (3305941) 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, 330590 + ... + 330599.
It is an arithmetic number, because the mean of its divisors is an integer number (991785).
Almost surely, 23305945 is an apocalyptic number.
It is an amenable number.
3305945 is a deficient number, since it is larger than the sum of its proper divisors (661195).
3305945 is an equidigital number, since it uses as much as digits as its factorization.
3305945 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 661194.
The product of its (nonzero) digits is 8100, while the sum is 29.
The square root of 3305945 is about 1818.2257835593. The cubic root of 3305945 is about 148.9699051872.
The spelling of 3305945 in words is "three million, three hundred five thousand, nine hundred forty-five".
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