Base | Representation |
---|---|
bin | 11111100111111110100001 |
3 | 120121012000210 |
4 | 133213332201 |
5 | 4110241314 |
6 | 453404333 |
7 | 130315464 |
oct | 37477641 |
9 | 16535023 |
10 | 8290209 |
11 | 4752614 |
12 | 29396a9 |
13 | 1943565 |
14 | 115b2db |
15 | adb559 |
hex | 7e7fa1 |
8290209 has 8 divisors (see below), whose sum is σ = 11069920. Its totient is φ = 5518656.
The previous prime is 8290153. The next prime is 8290229. The reversal of 8290209 is 9020928.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 8290209 - 27 = 8290081 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (8290229) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 969 + ... + 4185.
It is an arithmetic number, because the mean of its divisors is an integer number (1383740).
Almost surely, 28290209 is an apocalyptic number.
It is an amenable number.
8290209 is a deficient number, since it is larger than the sum of its proper divisors (2779711).
8290209 is a wasteful number, since it uses less digits than its factorization.
8290209 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4079.
The product of its (nonzero) digits is 2592, while the sum is 30.
The square root of 8290209 is about 2879.2723038990. The cubic root of 8290209 is about 202.3897403107.
The spelling of 8290209 in words is "eight million, two hundred ninety thousand, two hundred nine".
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