Base | Representation |
---|---|
bin | 100010100110… |
… | …010011110001 |
3 | 122001210102212 |
4 | 202212103301 |
5 | 4310213214 |
6 | 522221505 |
7 | 140043410 |
oct | 42462361 |
9 | 18053385 |
10 | 9069809 |
11 | 5135311 |
12 | 3054895 |
13 | 1b57368 |
14 | 12c1477 |
15 | be253e |
hex | 8a64f1 |
9069809 has 8 divisors (see below), whose sum is σ = 10430400. Its totient is φ = 7725456.
The previous prime is 9069803. The next prime is 9069829. The reversal of 9069809 is 9089609.
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 9069809 - 24 = 9069793 is a prime.
It is a super-2 number, since 2×90698092 = 164522870592962, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (9069803) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2834 + ... + 5115.
It is an arithmetic number, because the mean of its divisors is an integer number (1303800).
Almost surely, 29069809 is an apocalyptic number.
It is an amenable number.
9069809 is a deficient number, since it is larger than the sum of its proper divisors (1360591).
9069809 is a wasteful number, since it uses less digits than its factorization.
9069809 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8119.
The product of its (nonzero) digits is 34992, while the sum is 41.
The square root of 9069809 is about 3011.6123588536. The cubic root of 9069809 is about 208.5448072744.
It can be divided in two parts, 906980 and 9, that multiplied together give a triangular number (8162820 = T4040).
The spelling of 9069809 in words is "nine million, sixty-nine thousand, eight hundred nine".
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