20765243 is an odd 8-digits composite number following 20765242
and preceding 20765244 . In scientific notation, it is written as 2.0765243 × 10^7.
The sum of its digits is 29. It has a total of 2 prime factors and 4 positive divisors.
There are 20455248 positive integers (up to 20765243) that are relatively prime to 20765243.
20765243 has 4 divisors, whose sum is 21075240
The reverse of 20765243 is 34256702
Previous prime number is 67
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty million seven hundred sixty-five thousand two hundred forty-three
Scientific notation
2.0765243 × 10^7
Engineering notation
2.0765243 × 10^6
Prime Factorization
67 × 309929
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20765243
Product of the distinct prime numbers
The prime factorization of 20765243 is 67 × 309929.
Since it has a total of 2 prime factors.
2 , 5 , 5 , 13 , 348 , 675 , 7426 , 2278 , 25100 , 41533 , 535169 , 898010 , 3122861 , 1780508 , 42479104 , 38281664 , 766264742 , 296151815 , 2995620663 , 1883286403
n×2
41530486
n×3
62295729
n×4
83060972
n×5
103826215
n÷2
10382621.5
n÷3
6921747.6666667
n÷3
5191310.75
n÷5
4153048.6
n2
431195316849049
n3
8.9538755348325E+21
n4
1.8592940127255E+29
n5
3.860869198269E+36
2 √n
4556.8896190274
3 √n
274.86050445855
4 √n
67.504737752453
5 √n
29.071497518622
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
-20765242
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 20765243 can be divided by 4 positive divisors.
The sum of these divisors (counting 20765243) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001111001101101000111011
3
Ternary
1110001222120002
4
Quaternary
1033031220323
5
Quinary
20303441433
6
Senary
2021023215
8
Octal
117155073
10
Decimal
20765243
12
Duodecimal
6b54b0b
16
Hexadecimal
13cda3b
20
Vigesimal
69fd23
36
Base36
cd2kb
md5
60fad416127d6e5068c205e9c20532a6
sha1
6da81df248942124580db96c160bf236b1edf4b7
sha256
c3b1f93350dbbe4de77e54f8aab1e58e50d7fd3671d003c0836eb0a39ef7be21
sha512
49a46c93b55a6d32c69430faed6269714df9dde5434a3a1e20ee40b05fcd5d641525ffb11212ca1b8dfed5b97e6bb2163a7d20a01a1da42856a6ced8d592ad95
ripemd-160
2addbd0d5e1d8f80b3c81f7aa2223a2d3b19abda
Diameter
41530486
Circumference
130471869.71761
Area
1.3546400396753E+15
Volume
3.7505906135183E+22
Surface area
5.4185601587012E+15
Circumference
130471869.71761
Perimeter
83060972
Area
431195316849049
Diagonal
29366488.276573
Surface area
2587171901094294
Volume
8.9538755348325E+21
Space diagonal
35966455.907514
Perimeter
62295729
Area
1.8671304919208E+14
Altitude
17983227.953757
Surface area
1.8671304919208E+14
Volume
1.0552243514301E+21
Height
9788829.4255243