Base | Representation |
---|---|
bin | 100001000011… |
… | …101110111101 |
3 | 121022021120122 |
4 | 201003232331 |
5 | 4204303140 |
6 | 505424325 |
7 | 133442303 |
oct | 41035675 |
9 | 17267518 |
10 | 8666045 |
11 | 4989a23 |
12 | 2a9b0a5 |
13 | 1a4564b |
14 | 1218273 |
15 | b62ab5 |
hex | 843bbd |
8666045 has 8 divisors (see below), whose sum is σ = 10495320. Its totient is φ = 6868800.
The previous prime is 8666027. The next prime is 8666051. The reversal of 8666045 is 5406668.
It can be written as a sum of positive squares in 4 ways, for example, as 4251844 + 4414201 = 2062^2 + 2101^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 8666045 - 210 = 8665021 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 8665996 and 8666014.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7406 + ... + 8495.
It is an arithmetic number, because the mean of its divisors is an integer number (1311915).
Almost surely, 28666045 is an apocalyptic number.
It is an amenable number.
8666045 is a deficient number, since it is larger than the sum of its proper divisors (1829275).
8666045 is a wasteful number, since it uses less digits than its factorization.
8666045 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16015.
The product of its (nonzero) digits is 34560, while the sum is 35.
The square root of 8666045 is about 2943.8147020490. The cubic root of 8666045 is about 205.4030934495.
The spelling of 8666045 in words is "eight million, six hundred sixty-six thousand, forty-five".
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