21083086 is an even 8-digits composite number following 21083085
and preceding 21083087 . In scientific notation, it is written as 2.1083086 × 10^7.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 10541542 positive integers (up to 21083086) that are relatively prime to 21083086.
21083086 has 4 divisors, whose sum is 31624632
The reverse of 21083086 is 68038012
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty-one million eighty-three thousand eighty-six
Scientific notation
2.1083086 × 10^7
Engineering notation
2.1083086 × 10^6
Prime Factorization
2 × 10541543
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21083086
Product of the distinct prime numbers
The prime factorization of 21083086 is 2 × 10541543.
Since it has a total of 2 prime factors.
8 , 5 , 9 , 11 , 939 , 885 , 4307 , 9410 , 84975 , 2505 , 938267 , 979763 , 5754666 , 7374241 , 22442175 , 33026262 , 319583521 , 471519382 , 4453312490 , 7400660792
n×2
42166172
n×3
63249258
n×4
84332344
n×5
105415430
n÷2
10541543
n÷3
7027695.3333333
n÷3
5270771.5
n÷5
4216617.2
n2
444496515283396
n3
9.3713582584202E+21
n4
1.9757715209908E+29
n5
4.16553608934E+36
2 √n
4591.6321716793
3 √n
276.25579275746
4 √n
67.76158330263
5 √n
29.159954101656
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21083085
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21083086 can be divided by 4 positive divisors.
The sum of these divisors (counting 21083086) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000011011001111001110
3
Ternary
1110200010120001
4
Quaternary
1100123033032
5
Quinary
20344124321
6
Senary
2031514514
8
Octal
120331716
10
Decimal
21083086
12
Duodecimal
7088a3a
16
Hexadecimal
141b3ce
20
Vigesimal
6bf7e6
36
Base36
cjvta
md5
96806fc504d0e51e1a3e38435698475f
sha1
d61bf9b1bdade4fb7841132877a061007561fc81
sha256
becc8dc61383f05e317874b735b9db7296ab3dd462bc97d179a80c6ecf298ad9
sha512
6f262374baf0af8e7adce0d427d3648eba46d65b054af97c7c0cedf76ff3c5588dd2cd12426f811b2f58c0cf32efa1b901ad9fc3fc98d7885e9feb92970d718c
ripemd-160
7fab480e317008aa5d81630480fcb0f2827abd4a
Diameter
42166172
Circumference
132468936.1852
Area
1.3964269869606E+15
Volume
3.9254653678414E+22
Surface area
5.5857079478423E+15
Circumference
132468936.1852
Perimeter
84332344
Area
444496515283396
Diagonal
29815986.157878
Surface area
2666979091700376
Volume
9.3713582584202E+21
Space diagonal
36516976.132344
Perimeter
63249258
Area
1.9247263706454E+14
Altitude
18258488.066172
Surface area
1.9247263706454E+14
Volume
1.1044251622429E+21
Height
9938662.0526261