20481305 is an odd 8-digits composite number following 20481304
and preceding 20481306 . In scientific notation, it is written as 2.0481305 × 10^7.
The sum of its digits is 23. It has a total of 3 prime factors and 8 positive divisors.
There are 15124608 positive integers (up to 20481305) that are relatively prime to 20481305.
20481305 has 8 divisors, whose sum is 26468232
The reverse of 20481305 is 50318402
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty million four hundred eighty-one thousand three hundred five
Scientific notation
2.0481305 × 10^7
Engineering notation
2.0481305 × 10^6
Prime Factorization
5 × 13 × 315097
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20481305
Product of the distinct prime numbers
The prime factorization of 20481305 is 5 × 13 × 315097.
Since it has a total of 3 prime factors.
10 , 8 , 42 , 97 , 292 , 897 , 1539 , 3152 , 76300 , 21897 , 75268 , 969783 , 550967 , 1365667 , 60812792 , 82084380 , 193212488 , 277248585 , 6831735011 , 3039299357
n×2
40962610
n×3
61443915
n×4
81925220
n×5
102406525
n÷2
10240652.5
n÷3
6827101.6666667
n÷3
5120326.25
n÷5
4096261
n2
419483854503025
n3
8.5915767666521E+21
n4
1.7596670418872E+29
n5
3.6040277383339E+36
2 √n
4525.6275807892
3 √n
273.60196259122
4 √n
67.272784844907
5 √n
28.991556005449
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
-20481304
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 20481305 can be divided by 8 positive divisors.
The sum of these divisors (counting 20481305) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001110001000010100011001
3
Ternary
1102112120001212
4
Quaternary
1032020110121
5
Quinary
20220400210
6
Senary
2010552505
8
Octal
116102431
10
Decimal
20481305
12
Duodecimal
6a38735
16
Hexadecimal
1388519
20
Vigesimal
680355
36
Base36
c6zh5
md5
c3c1447ebb51ef1b8c59facab083ef4e
sha1
56f01fafe61ce7dffa43443c9715c12633f889a0
sha256
ca2f248ff4f78cbeb0828f0242dc2cdb8a5bb129004de15cf9cab934c048fa2d
sha512
fb69d1fc7738cd4169b6ed73dad8bd08a28bfbe8970692b9f187e253619ab9eae31edb973b1a0f2e25ea6f41bb746f470d666a5454233668f9998a7111b68505
ripemd-160
6753d0e687dc561ccd69715bb152b078bcf9703d
Diameter
40962610
Circumference
128687834.64786
Area
1.3178473956062E+15
Volume
3.5988312603823E+22
Surface area
5.2713895824249E+15
Circumference
128687834.64786
Perimeter
81925220
Area
419483854503025
Diagonal
28964939.3061
Surface area
2516903127018150
Volume
8.5915767666521E+21
Space diagonal
35474660.865314
Perimeter
61443915
Area
1.8164183723852E+14
Altitude
17737330.432657
Surface area
1.8164183723852E+14
Volume
1.0125270321307E+21
Height
9654979.7687