20489543 is an odd 8-digits composite number following 20489542
and preceding 20489544 . In scientific notation, it is written as 2.0489543 × 10^7.
The sum of its digits is 35. It has a total of 3 prime factors and 8 positive divisors.
There are 18325440 positive integers (up to 20489543) that are relatively prime to 20489543.
20489543 has 8 divisors, whose sum is 21027600
The reverse of 20489543 is 34598402
Previous prime number is 589
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
twenty million four hundred eighty-nine thousand five hundred forty-three
Scientific notation
2.0489543 × 10^7
Engineering notation
2.0489543 × 10^6
Prime Factorization
43 × 589 × 809
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20489543
Product of the distinct prime numbers
The prime factorization of 20489543 is 43 × 589 × 809.
Since it has a total of 3 prime factors.
2 , 9 , 38 , 70 , 714 , 82 , 1200 , 2133 , 96029 , 25091 , 438404 , 528556 , 5790911 , 9123703 , 81249218 , 29622631 , 295602289 , 36480533 , 1897293453 , 9970146488
n×2
40979086
n×3
61468629
n×4
81958172
n×5
102447715
n÷2
10244771.5
n÷3
6829847.6666667
n÷3
5122385.75
n÷5
4097908.6
n2
419821372348849
n3
8.6019480610608E+21
n4
1.7624998468087E+29
n5
3.611281639868E+36
2 √n
4526.5376393
3 √n
273.63864044358
4 √n
67.279548447504
5 √n
28.993887829738
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
-20489542
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 20489543 can be divided by 8 positive divisors.
The sum of these divisors (counting 20489543) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001110001010010101000111
3
Ternary
1102112222100222
4
Quaternary
1032022111013
5
Quinary
20221131133
6
Senary
2011054555
8
Octal
116122507
10
Decimal
20489543
12
Duodecimal
6a4145b
16
Hexadecimal
138a547
20
Vigesimal
6813h3
36
Base36
c75tz
md5
9ce5cad11335404088c57c004d250bd4
sha1
57f2a3a9c0b297b9977ae2941e46ecdc1c758039
sha256
190bf40ccb58972436ec2888c3438cfb6d960e0dba1301233469603860865f97
sha512
8eb5d6927a8dd04f1455ad9ecc617d931a857799cdd5e1a91fbae8982dc0f9b07fe43d9d5d9d9048d7f5b740c860ed444dd2ff788ea3b5db09d42987b4efdf53
ripemd-160
9913ac32b61fc1f09455afc52eb52ac0aac7f0c8
Diameter
40979086
Circumference
128739595.52842
Area
1.3189077391911E+15
Volume
3.6031755780253E+22
Surface area
5.2756309567645E+15
Circumference
128739595.52842
Perimeter
81958172
Area
419821372348849
Diagonal
28976589.597427
Surface area
2518928234093094
Volume
8.6019480610608E+21
Space diagonal
35488929.499867
Perimeter
61468629
Area
1.8178798675287E+14
Altitude
17744464.749934
Surface area
1.8178798675287E+14
Volume
1.0137493008984E+21
Height
9658863.1991422