8390 is an even 4-digits composite number following 8389
and preceding 8391 . In scientific notation, it is written as 8.390 × 10^3.
The sum of its digits is 20. It has a total of 3 prime factors and 8 positive divisors.
There are 3352 positive integers (up to 8390) that are relatively prime to 8390.
8390 has 8 divisors, whose sum is 15120
The reverse of 8390 is 0938
Previous prime number is 5
Is Prime? no
Number parity even
Number length 4
Sum of Digits 20
Digital Root 2
Name
eight thousand three hundred ninety
Scientific notation
8.390 × 10^3
Engineering notation
8.390 × 10^3
Prime Factorization
2 × 5 × 839
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
8390
Product of the distinct prime numbers
The prime factorization of 8390 is 2 × 5 × 839.
Since it has a total of 3 prime factors.
4 , 7 , 29 , 17 , 532 , 573 , 9398 , 477 , 72705 , 96396 , 431103 , 972356 , 9191195 , 1903703 , 20574695 , 54523268 , 854606307 , 867257591 , 6214150425 , 4782492876
n×2
16780
n×3
25170
n×4
33560
n×5
41950
n÷2
4195
n÷3
2796.6666666667
n÷3
2097.5
n÷5
1678
n2
70392100
n3
590589719000
n4
4955047742410000
n5
4.157285055882E+19
2 √n
91.596943180436
3 √n
20.319857295379
4 √n
9.5706291945951
5 √n
6.0918947607521
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
-8389
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 8390 can be divided by 8 positive divisors.
The sum of these divisors (counting 8390) is 1, the average is 0.125.
Base
System
Value
2
Binary
10000011000110
3
Ternary
102111202
4
Quaternary
2003012
5
Quinary
232030
6
Senary
102502
8
Octal
20306
10
Decimal
8390
12
Duodecimal
4a32
16
Hexadecimal
20c6
20
Vigesimal
10ja
36
Base36
6h2
md5
3dcf44c3136a27a28b3bb27586fd5fc5
sha1
2cb4689e1a6ccc63eac21f2159ad91770a1c9dce
sha256
17e07e2750f3e5656e5da1728aeebf94189a94d279faf701ee79c795a7d5b91b
sha512
298cc84d3519aa089a2646ec171d54c8c866989ecb7fe253a58c290015f73c1b179e13009963c98f31b84b545dfa66510d83c727d35ca225752fce21ad313de8
ripemd-160
e4a4996e7e30e0aee7c3f704eebb4109dd607fec
Diameter
16780
Circumference
52715.924727237
Area
221143304.23076
Volume
2473856429994.7
Surface area
884573216.92303
Circumference
52715.924727237
Perimeter
33560
Area
70392100
Diagonal
11865.25178831
Surface area
422352600
Volume
590589719000
Space diagonal
14531.906275503
Perimeter
25170
Area
30480673.412867
Altitude
7265.9531377514
Surface area
30480673.412867
Volume
69601665867.326
Height
3955.0839294368