20453509 is an odd 8-digits composite number following 20453508
and preceding 20453510 . In scientific notation, it is written as 2.0453509 × 10^7.
The sum of its digits is 28. It has a total of 3 prime factors and 8 positive divisors.
There are 19108320 positive integers (up to 20453509) that are relatively prime to 20453509.
20453509 has 8 divisors, whose sum is 21840192
The reverse of 20453509 is 90535402
Previous prime number is 43
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty million four hundred fifty-three thousand five hundred nine
Scientific notation
2.0453509 × 10^7
Engineering notation
2.0453509 × 10^6
Prime Factorization
23 × 43 × 20681
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20453509
Product of the distinct prime numbers
The prime factorization of 20453509 is 23 × 43 × 20681.
Since it has a total of 3 prime factors.
6 , 10 , 72 , 7 , 34 , 732 , 2242 , 1675 , 46618 , 79635 , 457906 , 153263 , 2216527 , 3244002 , 54731754 , 25577554 , 619881184 , 564794355 , 1744855716 , 1531022875
n×2
40907018
n×3
61360527
n×4
81814036
n×5
102267545
n÷2
10226754.5
n÷3
6817836.3333333
n÷3
5113377.25
n÷5
4090701.8
n2
418346030413081
n3
8.5566442981682E+21
n4
1.7501340116238E+29
n5
3.5796381757954E+36
2 √n
4522.5555828536
3 √n
273.47813449341
4 √n
67.249948571382
5 √n
28.983682609614
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
-20453508
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 20453509 can be divided by 8 positive divisors.
The sum of these divisors (counting 20453509) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001110000001100010000101
3
Ternary
1102111010221101
4
Quaternary
1032001202011
5
Quinary
20214003014
6
Senary
2010220101
8
Octal
116014205
10
Decimal
20453509
12
Duodecimal
6a24631
16
Hexadecimal
1381885
20
Vigesimal
67gdf9
36
Base36
c6e11
md5
995f4294de039ccc9e71e583bc3cf028
sha1
6caf147796d1ea77100cd32513493022eeab62af
sha256
bcf73969ade4233dbbcb542c1521b83a361fc204261accfdbf16b35db69ad90a
sha512
6b2573cf7607cf8b3c315b1a83c55893d6aa34fc128a3e04f1bc1ce805122a6074f8c9b87b8c7c0841fe98549a331d008aab97c1ab22d5caaf449e07d7f343ac
ripemd-160
aedb70be0456f76aa9ec5d10da4931e13aa63551
Diameter
40907018
Circumference
128513187.22907
Area
1.3142728158042E+15
Volume
3.5841987822008E+22
Surface area
5.2570912632168E+15
Circumference
128513187.22907
Perimeter
81814036
Area
418346030413081
Diagonal
28925629.82592
Surface area
2510076182478486
Volume
8.5566442981682E+21
Space diagonal
35426516.781067
Perimeter
61360527
Area
1.8114914495505E+14
Altitude
17713258.390534
Surface area
1.8114914495505E+14
Volume
1.0084102012393E+21
Height
9641876.6086401