21109718 is an even 8-digits composite number following 21109717
and preceding 21109719 . In scientific notation, it is written as 2.1109718 × 10^7.
The sum of its digits is 29. It has a total of 3 prime factors and 8 positive divisors.
There are 9047016 positive integers (up to 21109718) that are relatively prime to 21109718.
21109718 has 8 divisors, whose sum is 36188112
The reverse of 21109718 is 81790112
Previous prime number is 7
Is Prime? no
Number parity even
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty-one million one hundred nine thousand seven hundred eighteen
Scientific notation
2.1109718 × 10^7
Engineering notation
2.1109718 × 10^6
Prime Factorization
2 × 7 × 1507837
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21109718
Product of the distinct prime numbers
The prime factorization of 21109718 is 2 × 7 × 1507837.
Since it has a total of 3 prime factors.
8 , 5 , 32 , 17 , 357 , 585 , 369 , 1540 , 75168 , 40383 , 313854 , 204490 , 1512941 , 3692394 , 1310081 , 17939758 , 263460528 , 247080168 , 7447089347 , 744746125
n×2
42219436
n×3
63329154
n×4
84438872
n×5
105548590
n÷2
10554859
n÷3
7036572.6666667
n÷3
5277429.5
n÷5
4221943.6
n2
445620194039524
n3
9.4069166312796E+21
n4
1.9857735733582E+29
n5
4.1919120145445E+36
2 √n
4594.5313145086
3 √n
276.37206524516
4 √n
67.782972157531
5 √n
29.167317310275
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
-21109717
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 21109718 can be divided by 8 positive divisors.
The sum of these divisors (counting 21109718) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000100001101111010110
3
Ternary
1110201111002102
4
Quaternary
1100201233112
5
Quinary
20401002333
6
Senary
2032242102
8
Octal
120415726
10
Decimal
21109718
12
Duodecimal
70a0332
16
Hexadecimal
1421bd6
20
Vigesimal
6bie5i
36
Base36
ckgd2
md5
bed05e578c580046666605b5aa065c07
sha1
9b4c406c6e947f84b36974f2ec8764e5498ff54d
sha256
20e0a2cc7dd58f0588e07732198dac41490e9a7e3c4ede02b3d820c8ba6d0471
sha512
3ef9cace41c9345a3849c818355f77c8aa65ab7b3e6e6c42f8335e0b6dd20dd5cbb94cd114f68777178323122b60c30b58e10b4820729e51befa75e464704353
ripemd-160
cae09aed0b615f6bf7e68e93e322ab208dd5b03e
Diameter
42219436
Circumference
132636269.9763
Area
1.3999571278858E+15
Volume
3.9403600242346E+22
Surface area
5.5998285115433E+15
Circumference
132636269.9763
Perimeter
84438872
Area
445620194039524
Diagonal
29853649.493471
Surface area
2673721164237144
Volume
9.4069166312796E+21
Space diagonal
36563104.109451
Perimeter
63329154
Area
1.9295920423879E+14
Altitude
18281552.054726
Surface area
1.9295920423879E+14
Volume
1.1086157566724E+21
Height
9951216.4978238