21009634 is an even 8-digits composite number following 21009633
and preceding 21009635 . In scientific notation, it is written as 2.1009634 × 10^7.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 10504816 positive integers (up to 21009634) that are relatively prime to 21009634.
21009634 has 4 divisors, whose sum is 31514454
The reverse of 21009634 is 43690012
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty-one million nine thousand six hundred thirty-four
Scientific notation
2.1009634 × 10^7
Engineering notation
2.1009634 × 10^6
Prime Factorization
2 × 10504817
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21009634
Product of the distinct prime numbers
The prime factorization of 21009634 is 2 × 10504817.
Since it has a total of 2 prime factors.
8 , 8 , 20 , 78 , 54 , 607 , 9153 , 6692 , 46097 , 73783 , 722171 , 967563 , 4092870 , 9780267 , 66222675 , 17089632 , 156802390 , 576931548 , 8720561769 , 6429848507
n×2
42019268
n×3
63028902
n×4
84038536
n×5
105048170
n÷2
10504817
n÷3
7003211.3333333
n÷3
5252408.5
n÷5
4201926.8
n2
441404720813956
n3
9.2737516301734E+21
n4
1.9483812755685E+29
n5
4.0934777492147E+36
2 √n
4583.6267300032
3 √n
275.93460083176
4 √n
67.702486881969
5 √n
29.13960747844
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
-21009633
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 21009634 can be divided by 4 positive divisors.
The sum of these divisors (counting 21009634) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000001001010011100010
3
Ternary
1110112101210121
4
Quaternary
1100021103202
5
Quinary
20334302014
6
Senary
2030150454
8
Octal
120112342
10
Decimal
21009634
12
Duodecimal
705242a
16
Hexadecimal
14094e2
20
Vigesimal
6b641e
36
Base36
cib4y
md5
d1dbf59754bfb9ae3144daeeec33f684
sha1
2fb8af55119ecf1d367cb56c462b5f325807ed8d
sha256
4e90d1e9054d71f75e4d93486b1884487efe4548b575ed95efbb75eb2d748741
sha512
bffb6c7af29d0c8221554955aced5624a71ac2d96fb4a7e045f702b7b9f0e86f141cc13b46fcb8421ecf21c0379598fcbae3baea7e70fbbd4c592f954746d8af
ripemd-160
84ca982fc483817d3739b65c979333c2ea323ce2
Diameter
42019268
Circumference
132007423.65802
Area
1.386713828169E+15
Volume
3.8845799990092E+22
Surface area
5.5468553126759E+15
Circumference
132007423.65802
Perimeter
84038536
Area
441404720813956
Diagonal
29712109.343295
Surface area
2648428324883736
Volume
9.2737516301734E+21
Space diagonal
36389753.536427
Perimeter
63028902
Area
1.9113385078763E+14
Altitude
18194876.768213
Surface area
1.9113385078763E+14
Volume
1.0929221107892E+21
Height
9904036.447765