20163955 is an odd 8-digits composite number following 20163954
and preceding 20163956 . In scientific notation, it is written as 2.0163955 × 10^7.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 13012992 positive integers (up to 20163955) that are relatively prime to 20163955.
20163955 has 8 divisors, whose sum is 23316320
The reverse of 20163955 is 55936102
Previous prime number is 85
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty million one hundred sixty-three thousand nine hundred fifty-five
Scientific notation
2.0163955 × 10^7
Engineering notation
2.0163955 × 10^6
Prime Factorization
7 × 85 × 33889
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20163955
Product of the distinct prime numbers
The prime factorization of 20163955 is 7 × 85 × 33889.
Since it has a total of 3 prime factors.
3 , 10 , 68 , 73 , 623 , 855 , 1539 , 7546 , 36521 , 15841 , 956367 , 474963 , 2116452 , 5017446 , 4619685 , 19759868 , 348828440 , 64731351 , 3709123944 , 9465058874
n×2
40327910
n×3
60491865
n×4
80655820
n×5
100819775
n÷2
10081977.5
n÷3
6721318.3333333
n÷3
5040988.75
n÷5
4032791
n2
406585081242025
n3
8.1983632818355E+21
n4
1.6531142828858E+29
n5
3.3333322009967E+36
2 √n
4490.4292667851
3 √n
272.18148121536
4 √n
67.010665321164
5 √n
28.901151323158
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
-20163954
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 20163955 can be divided by 8 positive divisors.
The sum of these divisors (counting 20163955) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100111010110101110011
3
Ternary
1101221102202011
4
Quaternary
1030322311303
5
Quinary
20130221310
6
Senary
2000103351
8
Octal
114726563
10
Decimal
20163955
12
Duodecimal
6904b57
16
Hexadecimal
133ad73
20
Vigesimal
6609hf
36
Base36
c06lv
md5
849a90453cd2dcdbc63b5dd3b8548105
sha1
432d9a128dd3f0158ff98c43dd44ffcdd83623a5
sha256
887bb87cdb52b4db0ca640a1d955ddd994f85993ace5a983985220693f9d4a56
sha512
7836b8cadd08ea4ed775418d8cb4f27827522e9110e41c578430b54aa2bdbbd3fd0feb66ab97f6fea4e38091d86b836d4bf9c077cb83a1ca16fd697bcc6df3aa
ripemd-160
795c2cf7c79f666c5096889819c78390f451b30d
Diameter
40327910
Circumference
126693865.79063
Area
1.2773247042892E+15
Volume
3.4341223810233E+22
Surface area
5.1092988171566E+15
Circumference
126693865.79063
Perimeter
80655820
Area
406585081242025
Diagonal
28516138.632081
Surface area
2439510487452150
Volume
8.1983632818355E+21
Space diagonal
34924994.541533
Perimeter
60491865
Area
1.7605650457768E+14
Altitude
17462497.270766
Surface area
1.7605650457768E+14
Volume
9.6618637853612E+20
Height
9505379.5440269