20168923 is an odd 8-digits composite number following 20168922
and preceding 20168924 . In scientific notation, it is written as 2.0168923 × 10^7.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 20139768 positive integers (up to 20168923) that are relatively prime to 20168923.
20168923 has 4 divisors, whose sum is 20198080
The reverse of 20168923 is 32986102
Previous prime number is 709
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty million one hundred sixty-eight thousand nine hundred twenty-three
Scientific notation
2.0168923 × 10^7
Engineering notation
2.0168923 × 10^6
Prime Factorization
709 × 28447
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20168923
Product of the distinct prime numbers
The prime factorization of 20168923 is 709 × 28447.
Since it has a total of 2 prime factors.
9 , 1 , 47 , 87 , 316 , 781 , 5443 , 3396 , 88650 , 83784 , 746457 , 501111 , 1307041 , 1362221 , 10494233 , 43582111 , 313755101 , 766390123 , 4366366693 , 9530590036
n×2
40337846
n×3
60506769
n×4
80675692
n×5
100844615
n÷2
10084461.5
n÷3
6722974.3333333
n÷3
5042230.75
n÷5
4033784.6
n2
406785454979929
n3
8.2044245190102E+21
n4
1.6547440638323E+29
n5
3.337440560814E+36
2 √n
4490.9824092285
3 √n
272.20383275903
4 √n
67.014792465757
5 √n
28.902575317326
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
-20168922
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 20168923 can be divided by 4 positive divisors.
The sum of these divisors (counting 20168923) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100111100000011011011
3
Ternary
1101221200120011
4
Quaternary
1030330003123
5
Quinary
20130401143
6
Senary
2000142351
8
Octal
114740333
10
Decimal
20168923
12
Duodecimal
69079b7
16
Hexadecimal
133c0db
20
Vigesimal
661263
36
Base36
c0afv
md5
7501bc07f965eb469ab8d6edd9d419de
sha1
e1c25b82843b036c8d39ad8f59f82389e1a2b270
sha256
46ac5219262b4f8d460bb696ceeab954e3d1828143e74a7aa15fc20990acb304
sha512
e15b0bc0ef0b3dce818fc34fba4676aa268da8a539c9ce341b87c212abbdf85b74736aaee4acebd3ad34833a721ad05a9e51c6389d02cfdaa2b1373b2d2a7c59
ripemd-160
6e405e7aab45e5be16ae1107f8afcc1e9d55ee9c
Diameter
40337846
Circumference
126725080.65524
Area
1.2779541969521E+15
Volume
3.4366613061139E+22
Surface area
5.1118167878085E+15
Circumference
126725080.65524
Perimeter
80675692
Area
406785454979929
Diagonal
28523164.445059
Surface area
2440712729879574
Volume
8.2044245190102E+21
Space diagonal
34933599.369944
Perimeter
60506769
Area
1.7614326895131E+14
Altitude
17466799.684972
Surface area
1.7614326895131E+14
Volume
9.6690070218754E+20
Height
9507721.4816862