20109961 is an odd 8-digits composite number following 20109960
and preceding 20109962 . In scientific notation, it is written as 2.0109961 × 10^7.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 19051524 positive integers (up to 20109961) that are relatively prime to 20109961.
20109961 has 4 divisors, whose sum is 21168400
The reverse of 20109961 is 16990102
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty million one hundred nine thousand nine hundred sixty-one
Scientific notation
2.0109961 × 10^7
Engineering notation
2.0109961 × 10^6
Prime Factorization
19 × 1058419
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20109961
Product of the distinct prime numbers
The prime factorization of 20109961 is 19 × 1058419.
Since it has a total of 2 prime factors.
4 , 4 , 13 , 36 , 356 , 603 , 431 , 2190 , 5222 , 14359 , 982015 , 342079 , 9136189 , 4790850 , 64640062 , 27863662 , 616975911 , 257397504 , 9263574624 , 1277868310
n×2
40219922
n×3
60329883
n×4
80439844
n×5
100549805
n÷2
10054980.5
n÷3
6703320.3333333
n÷3
5027490.25
n÷5
4021992.2
n2
404410531421521
n3
8.1326800148761E+21
n4
1.6354787792464E+29
n5
3.2889414466972E+36
2 √n
4484.4131165627
3 √n
271.93831952755
4 √n
66.965760777899
5 √n
28.885656715145
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
-20109960
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 20109961 can be divided by 4 positive divisors.
The sum of these divisors (counting 20109961) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100101101101010001001
3
Ternary
1101211200200101
4
Quaternary
1030231222021
5
Quinary
20122004321
6
Senary
1555005401
8
Octal
114555211
10
Decimal
20109961
12
Duodecimal
6899861
16
Hexadecimal
132da89
20
Vigesimal
65dei1
36
Base36
bz0y1
md5
bf09d4eeb670a8d8af33ec16bf996e0b
sha1
9f62867a8b0c2a67af879cf38a463ce35f1c01a2
sha256
128529e8158a82b3e132edcc8e19f68989b71654e309a45e78e6b82ea3047f7b
sha512
d4aa945fa4e46c3327030090e17f89ef52b3f5dd16df743e1654c845da6432b6f225df43fd161a07ed4a0b558ce886106438f793fd562996b70d8ed4fa726685
ripemd-160
dd8813310626ab798e922df76c4c160fa85e5bf8
Diameter
40219922
Circumference
126354611.48315
Area
1.2704931545482E+15
Volume
3.4066090384975E+22
Surface area
5.0819726181928E+15
Circumference
126354611.48315
Perimeter
80439844
Area
404410531421521
Diagonal
28439779.584994
Surface area
2426463188529126
Volume
8.1326800148761E+21
Space diagonal
34831474.190229
Perimeter
60329883
Area
1.751148968845E+14
Altitude
17415737.095114
Surface area
1.751148968845E+14
Volume
9.5844553128986E+20
Height
9479926.5283313