20117961 is an odd 8-digits composite number following 20117960
and preceding 20117962 . In scientific notation, it is written as 2.0117961 × 10^7.
The sum of its digits is 27. It has a total of 2 prime factors and 4 positive divisors.
There are 13411968 positive integers (up to 20117961) that are relatively prime to 20117961.
20117961 has 4 divisors, whose sum is 22353300
The reverse of 20117961 is 16971102
Previous prime number is 9
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
twenty million one hundred seventeen thousand nine hundred sixty-one
Scientific notation
2.0117961 × 10^7
Engineering notation
2.0117961 × 10^6
Prime Factorization
9 × 2235329
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20117961
Product of the distinct prime numbers
The prime factorization of 20117961 is 9 × 2235329.
Since it has a total of 2 prime factors.
2 , 10 , 78 , 54 , 426 , 462 , 5596 , 3028 , 84268 , 31527 , 142551 , 392984 , 8308209 , 9068684 , 9620374 , 10836507 , 465476924 , 542216803 , 8673269096 , 9643939212
n×2
40235922
n×3
60353883
n×4
80471844
n×5
100589805
n÷2
10058980.5
n÷3
6705987
n÷3
5029490.25
n÷5
4023592.2
n2
404732354797521
n3
8.1423897292547E+21
n4
1.6380827901995E+29
n5
3.2954885688004E+36
2 √n
4485.3050063513
3 √n
271.97437492879
4 √n
66.972419743886
5 √n
28.887954566354
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
-20117960
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 20117961 can be divided by 4 positive divisors.
The sum of these divisors (counting 20117961) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100101111100111001001
3
Ternary
1101212002122200
4
Quaternary
1030233213021
5
Quinary
20122233321
6
Senary
1555110413
8
Octal
114574711
10
Decimal
20117961
12
Duodecimal
68a2409
16
Hexadecimal
132f9c9
20
Vigesimal
65eei1
36
Base36
bz749
md5
4fe23af0fcd7a7fa9a0130fc20fe117d
sha1
8d6a4db609ab8eb60c2545eddf210acc3e90cecb
sha256
d817926311c58cc017e63962e6fc5bb731a8584a80d9d0d7c06260fdf65fb0ca
sha512
b3d149f447b9fae558063750dc6d05769a2b92bbbc67727aee09dc15ecc1c938b30ac6c17d5787c55fde9ed637a3a4cefc3b54cb4d4267354db755af7dc69cd0
ripemd-160
2d70d468cd06907980d784e40eabbd3071452435
Diameter
40235922
Circumference
126404876.96561
Area
1.271504192502E+15
Volume
3.4106762341455E+22
Surface area
5.086016770008E+15
Circumference
126404876.96561
Perimeter
80471844
Area
404732354797521
Diagonal
28451093.293493
Surface area
2428394128785126
Volume
8.1423897292547E+21
Space diagonal
34845330.596689
Perimeter
60353883
Area
1.7525425049407E+14
Altitude
17422665.298345
Surface area
1.7525425049407E+14
Volume
9.5958983210328E+20
Height
9483697.7644977