20780425 is an odd 8-digits composite number following 20780424
and preceding 20780426 . In scientific notation, it is written as 2.0780425 × 10^7.
The sum of its digits is 28. It has a total of 3 prime factors and 6 positive divisors.
There are 16624320 positive integers (up to 20780425) that are relatively prime to 20780425.
20780425 has 6 divisors, whose sum is 25767758
The reverse of 20780425 is 52408702
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty million seven hundred eighty thousand four hundred twenty-five
Scientific notation
2.0780425 × 10^7
Engineering notation
2.0780425 × 10^6
Prime Factorization
5 × 5 × 831217
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
4156085
Product of the distinct prime numbers
The prime factorization of 20780425 is 5 × 5 × 831217.
Since it has a total of 3 prime factors.
9 , 2 , 7 , 82 , 168 , 715 , 3833 , 7304 , 91272 , 8670 , 458365 , 176533 , 3915546 , 8814261 , 43199878 , 7786729 , 317649938 , 469086483 , 6189125580 , 2507510297
n×2
41560850
n×3
62341275
n×4
83121700
n×5
103902125
n÷2
10390212.5
n÷3
6926808.3333333
n÷3
5195106.25
n÷5
4156085
n2
431826063180625
n3
8.9735291189702E+21
n4
1.8647374884208E+29
n5
3.8750037522816E+36
2 √n
4558.5551439025
3 √n
274.92747398727
4 √n
67.517072980858
5 √n
29.07574725897
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20780424
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20780425 can be divided by 6 positive divisors.
The sum of these divisors (counting 20780425) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
1001111010001010110001001
3
Ternary
1110002202101101
4
Quaternary
1033101112021
5
Quinary
20304433200
6
Senary
2021221401
8
Octal
117212611
10
Decimal
20780425
12
Duodecimal
6b61861
16
Hexadecimal
13d1589
20
Vigesimal
69hb15
36
Base36
cdea1
md5
974fb23eed4d20064d5e09ab7965bb21
sha1
3f19625e4b765215ca5efb346295708f719abb71
sha256
9c2b4c84eac323abc04906ec923bfb1ddb9a5b180ba84b70fff52b677c3ae7c3
sha512
b0c032d21347a33af41be21034bf9b42c579908876b43d7f34a863e2dc4ca58596054cf23c3f4b7858e9f906e2180907cbb63753b8667442bf1d7922a8e80f83
ripemd-160
7396e09cfe45432ec1b3b0649f782fed587fd8bd
Diameter
41560850
Circumference
130567261.03695
Area
1.3566215877169E+15
Volume
3.7588230875908E+22
Surface area
5.4264863508674E+15
Circumference
130567261.03695
Perimeter
83121700
Area
431826063180625
Diagonal
29387958.866877
Surface area
2590956379083750
Volume
8.9735291189702E+21
Space diagonal
35992751.902874
Perimeter
62341275
Area
1.8698617036532E+14
Altitude
17996375.951437
Surface area
1.8698617036532E+14
Volume
1.0575405485331E+21
Height
9795986.288959