20736809 is an odd 8-digits composite number following 20736808
and preceding 20736810 . In scientific notation, it is written as 2.0736809 × 10^7.
The sum of its digits is 35. It has a total of 2 prime factors and 4 positive divisors.
There are 19645380 positive integers (up to 20736809) that are relatively prime to 20736809.
20736809 has 4 divisors, whose sum is 21828240
The reverse of 20736809 is 90863702
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
twenty million seven hundred thirty-six thousand eight hundred nine
Scientific notation
2.0736809 × 10^7
Engineering notation
2.0736809 × 10^6
Prime Factorization
19 × 1091411
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20736809
Product of the distinct prime numbers
The prime factorization of 20736809 is 19 × 1091411.
Since it has a total of 2 prime factors.
4 , 9 , 18 , 74 , 599 , 272 , 9517 , 1565 , 2573 , 66891 , 388010 , 597791 , 74012 , 6142999 , 66163332 , 43961305 , 427166072 , 280152720 , 5980540247 , 4407995686
n×2
41473618
n×3
62210427
n×4
82947236
n×5
103684045
n÷2
10368404.5
n÷3
6912269.6666667
n÷3
5184202.25
n÷5
4147361.8
n2
430015247502481
n3
8.9171440545467E+21
n4
1.8491311308462E+29
n5
3.8345079076312E+36
2 √n
4553.768659034
3 √n
274.73499098201
4 √n
67.481617193381
5 √n
29.063531591222
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
-20736808
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 20736809 can be divided by 4 positive divisors.
The sum of these divisors (counting 20736809) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001111000110101100101001
3
Ternary
1110000112112222
4
Quaternary
1033012230221
5
Quinary
20302034214
6
Senary
2020243425
8
Octal
117065451
10
Decimal
20736809
12
Duodecimal
6b40575
16
Hexadecimal
13c6b29
20
Vigesimal
69c209
36
Base36
ccgmh
md5
bd85de155a5748d05dd65ab07d16c903
sha1
4260d1e7017a95e38bee0896a6247711b0864afa
sha256
b1b5231b0403e43833ac689abea1c46e2734b66f49324a3daddc9300ea1a30e4
sha512
dfa57a8075af568663e0e0d783f204abb4bc66d5cbe8d79e0315a07aab9aa411b746ccae2426fa889c25379dac773281ff827f72e8518231473c653e37b9c4d5
ripemd-160
57a535286781661044ee5f60ba0ccd6fcc3f7737
Diameter
41473618
Circumference
130293213.62659
Area
1.3509327424854E+15
Volume
3.7352045670354E+22
Surface area
5.4037309699416E+15
Circumference
130293213.62659
Perimeter
82947236
Area
430015247502481
Diagonal
29326276.52814
Surface area
2580091485014886
Volume
8.9171440545467E+21
Space diagonal
35917206.774852
Perimeter
62210427
Area
1.862020641759E+14
Altitude
17958603.387426
Surface area
1.862020641759E+14
Volume
1.0508955049645E+21
Height
9775425.5093802