20453531 is an odd 8-digits composite number following 20453530
and preceding 20453532 . In scientific notation, it is written as 2.0453531 × 10^7.
The sum of its digits is 23. It has a total of 2 prime factors and 4 positive divisors.
There are 17531556 positive integers (up to 20453531) that are relatively prime to 20453531.
20453531 has 4 divisors, whose sum is 20871000
The reverse of 20453531 is 13535402
Previous prime number is 49
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty million four hundred fifty-three thousand five hundred thirty-one
Scientific notation
2.0453531 × 10^7
Engineering notation
2.0453531 × 10^6
Prime Factorization
49 × 417419
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20453531
Product of the distinct prime numbers
The prime factorization of 20453531 is 49 × 417419.
Since it has a total of 2 prime factors.
5 , 5 , 43 , 95 , 830 , 15 , 906 , 273 , 78994 , 40212 , 390320 , 961532 , 375219 , 4897226 , 68494427 , 89118924 , 803452959 , 990667553 , 9638463138 , 1725847019
n×2
40907062
n×3
61360593
n×4
81814124
n×5
102267655
n÷2
10226765.5
n÷3
6817843.6666667
n÷3
5113382.75
n÷5
4090706.2
n2
418346930367961
n3
8.5566719090359E+21
n4
1.750141541483E+29
n5
3.5796574273109E+36
2 √n
4522.5580151061
3 √n
273.47823254532
4 √n
67.249966655055
5 √n
28.98368884464
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
-20453530
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 20453531 can be divided by 4 positive divisors.
The sum of these divisors (counting 20453531) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001110000001100010011011
3
Ternary
1102111010222012
4
Quaternary
1032001202123
5
Quinary
20214003111
6
Senary
2010220135
8
Octal
116014233
10
Decimal
20453531
12
Duodecimal
6a2464b
16
Hexadecimal
138189b
20
Vigesimal
67gdgb
36
Base36
c6e1n
md5
f8392a3435772e86b2fa36f92ba9fcf4
sha1
48513b2e709450f5c0565d8494cd03162feb975c
sha256
9c755ad28d285ceac18bb058d7132dab85dd10a0161983d9d5bf5d2477fa75b8
sha512
7d7b4271151c741ac779f56391a2e55303fd9d3e7590ceab39c39654bf36ebb59ecc20dc241d567af8396298822f585cdc350bb7f3f28881f6f8eab307a6db20
ripemd-160
a00da51688f0d844accbf7cf4eaf5599461066f7
Diameter
40907062
Circumference
128513325.45914
Area
1.3142756430958E+15
Volume
3.5842103478141E+22
Surface area
5.2571025723833E+15
Circumference
128513325.45914
Perimeter
81814124
Area
418346930367961
Diagonal
28925660.938619
Surface area
2510081582207766
Volume
8.5566719090359E+21
Space diagonal
35426554.886185
Perimeter
61360593
Area
1.8114953464695E+14
Altitude
17713277.443093
Surface area
1.8114953464695E+14
Volume
1.0084134552113E+21
Height
9641886.9795395