20472509 is an odd 8-digits composite number following 20472508
and preceding 20472510 . In scientific notation, it is written as 2.0472509 × 10^7.
The sum of its digits is 29. It has a total of 2 prime factors and 4 positive divisors.
There are 20462400 positive integers (up to 20472509) that are relatively prime to 20472509.
20472509 has 4 divisors, whose sum is 20482620
The reverse of 20472509 is 90527402
Previous prime number is 2801
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty million four hundred seventy-two thousand five hundred nine
Scientific notation
2.0472509 × 10^7
Engineering notation
2.0472509 × 10^6
Prime Factorization
2801 × 7309
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20472509
Product of the distinct prime numbers
The prime factorization of 20472509 is 2801 × 7309.
Since it has a total of 2 prime factors.
8 , 8 , 81 , 54 , 540 , 315 , 130 , 1830 , 20292 , 55599 , 107060 , 647685 , 563494 , 8602818 , 77223701 , 38409807 , 845203949 , 158888854 , 5012949622 , 5988755164
n×2
40945018
n×3
61417527
n×4
81890036
n×5
102362545
n÷2
10236254.5
n÷3
6824169.6666667
n÷3
5118127.25
n÷5
4094501.8
n2
419123624755081
n3
8.580512179911E+21
n4
1.7566461282784E+29
n5
3.5962953670994E+36
2 √n
4524.6556775074
3 √n
273.56278951018
4 √n
67.265560857748
5 √n
28.989065406877
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
-20472508
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 20472509 can be divided by 4 positive divisors.
The sum of these divisors (counting 20472509) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001110000110001010111101
3
Ternary
1102112010000002
4
Quaternary
1032012022331
5
Quinary
20220110014
6
Senary
2010444045
8
Octal
116061275
10
Decimal
20472509
12
Duodecimal
6a33625
16
Hexadecimal
13862bd
20
Vigesimal
67j159
36
Base36
c6sot
md5
bb2adda6d12c2d9e182d8f0ed4505583
sha1
7af5fb2224658c18c34ee8981b09daab28fcc73f
sha256
a7d1465106d2618be95e94b8a775b65d46662ffae1ed612656e8dd1ad44217da
sha512
2e91dbf2cdd88548ed0b4f00f7678429ca8a9a960051e1818afabb0c5d65a98c27dc4206edf864664923bcd19e8f574cc41921a1764f57d628f0de5ce6651675
ripemd-160
d2d13e14774d99db61df9ed1622f5e0ca35cb172
Diameter
40945018
Circumference
128632567.7499
Area
1.3167157004765E+15
Volume
3.5941965371262E+22
Surface area
5.266862801906E+15
Circumference
128632567.7499
Perimeter
81890036
Area
419123624755081
Diagonal
28952499.883605
Surface area
2514741748530486
Volume
8.580512179911E+21
Space diagonal
35459425.746411
Perimeter
61417527
Area
1.8148585318206E+14
Altitude
17729712.873206
Surface area
1.8148585318206E+14
Volume
1.0112230580781E+21
Height
9650833.2945351