20163986 is an even 8-digits composite number following 20163985
and preceding 20163987 . In scientific notation, it is written as 2.0163986 × 10^7.
The sum of its digits is 35. It has a total of 2 prime factors and 4 positive divisors.
There are 10081992 positive integers (up to 20163986) that are relatively prime to 20163986.
20163986 has 4 divisors, whose sum is 30245982
The reverse of 20163986 is 68936102
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 35
Digital Root 8
Name
twenty million one hundred sixty-three thousand nine hundred eighty-six
Scientific notation
2.0163986 × 10^7
Engineering notation
2.0163986 × 10^6
Prime Factorization
2 × 10081993
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20163986
Product of the distinct prime numbers
The prime factorization of 20163986 is 2 × 10081993.
Since it has a total of 2 prime factors.
1 , 3 , 52 , 46 , 985 , 456 , 6022 , 5554 , 84717 , 98502 , 519620 , 228507 , 1863602 , 98745 , 51410884 , 58782191 , 679947661 , 665091527 , 3475757790 , 3206913673
n×2
40327972
n×3
60491958
n×4
80655944
n×5
100819930
n÷2
10081993
n÷3
6721328.6666667
n÷3
5040996.5
n÷5
4032797.2
n2
406586331408196
n3
8.1984010943062E+21
n4
1.6531244488798E+29
n5
3.3333578243469E+36
2 √n
4490.4327185696
3 √n
272.18162069893
4 √n
67.010691076645
5 √n
28.90116020966
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
-20163985
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 20163986 can be divided by 4 positive divisors.
The sum of these divisors (counting 20163986) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100111010110110010010
3
Ternary
1101221102210022
4
Quaternary
1030322312102
5
Quinary
20130221421
6
Senary
2000103442
8
Octal
114726622
10
Decimal
20163986
12
Duodecimal
6904b82
16
Hexadecimal
133ad92
20
Vigesimal
6609j6
36
Base36
c06mq
md5
80699726c2bda6c20d2e9f71ea0dbd4b
sha1
ae20dfbc330167b3406ebe48cbfc1b10cbb32daf
sha256
8c61cb9a04cc536550a108c3d7e410f7045cb6e10458c4fb8a596fd87e8f7110
sha512
9915c6bf5ed844b265d034ad6f8c3011313a88b49befe7994d9bafb2194dd986db0ca7b68ad6278dcb4b859c77a06b29f66fb22687efa8f88660af0362ac6b7c
ripemd-160
6b4f942bbcb498617a4fc322bc36cc3f479e2851
Diameter
40327972
Circumference
126694060.56937
Area
1.277328631802E+15
Volume
3.434138219874E+22
Surface area
5.1093145272081E+15
Circumference
126694060.56937
Perimeter
80655944
Area
406586331408196
Diagonal
28516182.472701
Surface area
2439517988449176
Volume
8.1984010943062E+21
Space diagonal
34925048.235108
Perimeter
60491958
Area
1.7605704591551E+14
Altitude
17462524.117554
Surface area
1.7605704591551E+14
Volume
9.6619083477852E+20
Height
9505394.1575671