21006086 is an even 8-digits composite number following 21006085
and preceding 21006087 . In scientific notation, it is written as 2.1006086 × 10^7.
The sum of its digits is 23. It has a total of 3 prime factors and 8 positive divisors.
There are 10279528 positive integers (up to 21006086) that are relatively prime to 21006086.
21006086 has 8 divisors, whose sum is 32179680
The reverse of 21006086 is 68060012
Previous prime number is 47
Is Prime? no
Number parity even
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty-one million six thousand eighty-six
Scientific notation
2.1006086 × 10^7
Engineering notation
2.1006086 × 10^6
Prime Factorization
2 × 47 × 223469
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21006086
Product of the distinct prime numbers
The prime factorization of 21006086 is 2 × 47 × 223469.
Since it has a total of 3 prime factors.
4 , 1 , 15 , 49 , 170 , 573 , 3989 , 2845 , 40777 , 57209 , 203412 , 58565 , 7815447 , 7694841 , 97817440 , 53218022 , 882163902 , 119912914 , 9125103371 , 1525326478
n×2
42012172
n×3
63018258
n×4
84024344
n×5
105030430
n÷2
10503043
n÷3
7002028.6666667
n÷3
5251521.5
n÷5
4201217.2
n2
441255649039396
n3
9.2690541117074E+21
n4
1.9470654780918E+29
n5
4.0900224880427E+36
2 √n
4583.2396838917
3 √n
275.91906714724
4 √n
67.699628388136
5 √n
29.138623222248
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
-21006085
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 21006086 can be divided by 8 positive divisors.
The sum of these divisors (counting 21006086) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000001000011100000110
3
Ternary
1110112012221012
4
Quaternary
1100020130012
5
Quinary
20334143321
6
Senary
2030122222
8
Octal
120103406
10
Decimal
21006086
12
Duodecimal
7050372
16
Hexadecimal
1408706
20
Vigesimal
6b5f46
36
Base36
ci8ee
md5
dc23ff86cf951e9ef82671b123c9e95a
sha1
a853020fdffe052cfdde8f5144f3c7f596122dc6
sha256
b7a86fb3422a428566e9ce754c2cd4fd593fa63b12cbba66c86fd063f5ec9331
sha512
e3c79a25a44bda602af5ec26ec19aa95bc8698563e912d5f77f54332736c88a5c7a508769664102f29c4aa989a0c58026f27de1dc2715f5baa41bf835906883d
ripemd-160
72f0b62a3de1c27281c316b6320066e7ba973ea6
Diameter
42012172
Circumference
131985130.91655
Area
1.3862455053772E+15
Volume
3.8826123070755E+22
Surface area
5.5449820215086E+15
Circumference
131985130.91655
Perimeter
84024344
Area
441255649039396
Diagonal
29707091.713576
Surface area
2647533894236376
Volume
9.2690541117074E+21
Space diagonal
36383608.220161
Perimeter
63018258
Area
1.9106930081575E+14
Altitude
18191804.110081
Surface area
1.9106930081575E+14
Volume
1.0923685029289E+21
Height
9902363.9045252