20165971 is an odd 8-digits composite number following 20165970
and preceding 20165972 . In scientific notation, it is written as 2.0165971 × 10^7.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 17193480 positive integers (up to 20165971) that are relatively prime to 20165971.
20165971 has 8 divisors, whose sum is 23169024
The reverse of 20165971 is 17956102
Previous prime number is 191
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty million one hundred sixty-five thousand nine hundred seventy-one
Scientific notation
2.0165971 × 10^7
Engineering notation
2.0165971 × 10^6
Prime Factorization
7 × 191 × 15083
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20165971
Product of the distinct prime numbers
The prime factorization of 20165971 is 7 × 191 × 15083.
Since it has a total of 3 prime factors.
2 , 9 , 11 , 73 , 832 , 775 , 7186 , 7244 , 5990 , 45070 , 727395 , 829649 , 7277230 , 2089247 , 97433901 , 33009827 , 573222176 , 956082084 , 5560149226 , 5415096562
n×2
40331942
n×3
60497913
n×4
80663884
n×5
100829855
n÷2
10082985.5
n÷3
6721990.3333333
n÷3
5041492.75
n÷5
4033194.2
n2
406666386372841
n3
8.2008225542695E+21
n4
1.6537754980554E+29
n5
3.3349988734297E+36
2 √n
4490.6537385998
3 √n
272.19055184957
4 √n
67.012340196413
5 √n
28.901729209699
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
-20165970
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 20165971 can be divided by 8 positive divisors.
The sum of these divisors (counting 20165971) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100111011010101010011
3
Ternary
1101221112111211
4
Quaternary
1030323111103
5
Quinary
20130302341
6
Senary
2000120551
8
Octal
114732523
10
Decimal
20165971
12
Duodecimal
6906157
16
Hexadecimal
133b553
20
Vigesimal
660eib
36
Base36
c085v
md5
4485490f2d4ffba3772df8d025268adc
sha1
15500c330c20a7003a79ef768b32c417717ee6b4
sha256
5ff05ddc153b7bb80972b5f2f5dc2ce469df794f779ca1d86158ae92ef577ce3
sha512
4acafa6d11bffa3fd8b791332e09d254bd4a5a43eb6862de59b88577a2edc9dc447bb005097eed254b4c0fd42059b14f06d420e914d3af19913a62190de4d95f
ripemd-160
4257fbb1084d300c4119c45367f9baa50f465f10
Diameter
40331942
Circumference
126706532.69221
Area
1.2775801318908E+15
Volume
3.4351525186515E+22
Surface area
5.1103205275633E+15
Circumference
126706532.69221
Perimeter
80663884
Area
406666386372841
Diagonal
28518989.686623
Surface area
2439998318237046
Volume
8.2008225542695E+21
Space diagonal
34928486.355961
Perimeter
60497913
Area
1.7609171073205E+14
Altitude
17464243.17798
Surface area
1.7609171073205E+14
Volume
9.6647620657193E+20
Height
9506329.8955408