21086084 is an even 8-digits composite number following 21086083
and preceding 21086085 . In scientific notation, it is written as 2.1086084 × 10^7.
The sum of its digits is 29. It has a total of 3 prime factors and 6 positive divisors.
There are 10543040 positive integers (up to 21086084) that are relatively prime to 21086084.
21086084 has 6 divisors, whose sum is 36900654
The reverse of 21086084 is 48068012
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty-one million eighty-six thousand eighty-four
Scientific notation
2.1086084 × 10^7
Engineering notation
2.1086084 × 10^6
Prime Factorization
2 × 2 × 5271521
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
10543042
Product of the distinct prime numbers
The prime factorization of 21086084 is 2 × 2 × 5271521.
Since it has a total of 3 prime factors.
8 , 4 , 71 , 53 , 110 , 977 , 8224 , 7563 , 50537 , 98848 , 234736 , 910604 , 4803402 , 9877019 , 38762215 , 20769176 , 256397391 , 829453024 , 9985635698 , 5371468481
n×2
42172168
n×3
63258252
n×4
84344336
n×5
105430420
n÷2
10543042
n÷3
7028694.6666667
n÷3
5271521
n÷5
4217216.8
n2
444622938455056
n3
9.3753566285901E+21
n4
1.9768955740041E+29
n5
4.1684986132678E+36
2 √n
4591.958623507
3 √n
276.26888659664
4 √n
67.763992086557
5 √n
29.160783359482
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21086083
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21086084 can be divided by 6 positive divisors.
The sum of these divisors (counting 21086084) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
1010000011011111110000100
3
Ternary
1110200021200002
4
Quaternary
1100123332010
5
Quinary
20344223314
6
Senary
2031540432
8
Octal
120337604
10
Decimal
21086084
12
Duodecimal
708a718
16
Hexadecimal
141bf84
20
Vigesimal
6bff44
36
Base36
cjy4k
md5
ac9094f7c65e80cc6354d3479d595b8e
sha1
c6fe2b8c22d99407d86b3ff5d78a5bda7f9ce747
sha256
b3ca1114b42b10acccb0c8ba6af0a02ab5fe23dd4ea156217e001ebbd89a85c0
sha512
16704fe200f7d91b30d7e820bf112bd210c59971e697470220c8a755c65ee23c03a0c5d5d15766694c7f26f3f1f2a69e4aed384f7831b08cd823a27212104de6
ripemd-160
47d3a24bf6a2170564aa4cdce6c3c5dbc3b972bc
Diameter
42172168
Circumference
132487773.17475
Area
1.3968241570679E+15
Volume
3.9271402012218E+22
Surface area
5.5872966282716E+15
Circumference
132487773.17475
Perimeter
84344336
Area
444622938455056
Diagonal
29820225.970138
Surface area
2667737630730336
Volume
9.3753566285901E+21
Space diagonal
36522168.820665
Perimeter
63258252
Area
1.9252737990368E+14
Altitude
18261084.410333
Surface area
1.9252737990368E+14
Volume
1.1048963746864E+21
Height
9940075.3233794