8218 is an even 4-digits composite number following 8217
and preceding 8219 . In scientific notation, it is written as 8.218 × 10^3.
The sum of its digits is 19. It has a total of 3 prime factors and 8 positive divisors.
There are 3516 positive integers (up to 8218) that are relatively prime to 8218.
8218 has 8 divisors, whose sum is 14112
The reverse of 8218 is 8128
Previous prime number is 7
Is Prime? no
Number parity even
Number length 4
Sum of Digits 19
Digital Root 1
Name
eight thousand two hundred eighteen
Scientific notation
8.218 × 10^3
Engineering notation
8.218 × 10^3
Prime Factorization
2 × 7 × 587
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
8218
Product of the distinct prime numbers
The prime factorization of 8218 is 2 × 7 × 587.
Since it has a total of 3 prime factors.
2 , 3 , 86 , 40 , 927 , 385 , 5410 , 4945 , 63954 , 64081 , 914486 , 163129 , 7282242 , 2481695 , 47370234 , 96992324 , 992666514 , 345121873 , 1098214324 , 5557368149
n×2
16436
n×3
24654
n×4
32872
n×5
41090
n÷2
4109
n÷3
2739.3333333333
n÷3
2054.5
n÷5
1643.6
n2
67535524
n3
555006936232
n4
4561047001954576
n5
3.7482684262063E+19
2 √n
90.653185272223
3 √n
20.180041064102
4 √n
9.5211966302678
5 √n
6.0667098886298
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-8217
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
1
Returns the nth root of the product of n divisors
H
Harmonic Mean
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 8218 can be divided by 8 positive divisors.
The sum of these divisors (counting 8218) is 1, the average is 0.125.
Base
System
Value
2
Binary
10000000011010
3
Ternary
102021101
4
Quaternary
2000122
5
Quinary
230333
6
Senary
102014
8
Octal
20032
10
Decimal
8218
12
Duodecimal
490a
16
Hexadecimal
201a
20
Vigesimal
10ai
36
Base36
6ca
md5
849a1c356bfd763c1e1112739722515d
sha1
271a48ea5da859f9d7b0d3a86a9b5b09ea2eb504
sha256
7802377095e68e2f66f5186c13a7090a81dde7388c6dbb0c20c2d580983d6dcc
sha512
acae5c17d222b0b55f09b8e77c1e9c06c7c25b73064112234b425392bff0e682a3914204a94e1565593eea49ef1a8b48c11d7d0066d658d7010aa5c9907abc2b
ripemd-160
4499fe672731fd4cb9f106f983567d113b0020a3
Diameter
16436
Circumference
51635.216854402
Area
212169106.05474
Volume
2324807618077.1
Surface area
848676424.21895
Circumference
51635.216854402
Perimeter
32872
Area
67535524
Diagonal
11622.007055582
Surface area
405213144
Volume
555006936232
Space diagonal
14233.993536601
Perimeter
24654
Area
29243739.720947
Altitude
7116.9967683005
Surface area
29243739.720947
Volume
65408194702.536
Height
3874.0023518607