20782825 is an odd 8-digits composite number following 20782824
and preceding 20782826 . In scientific notation, it is written as 2.0782825 × 10^7.
The sum of its digits is 34. It has a total of 4 prime factors and 16 positive divisors.
There are 14100480 positive integers (up to 20782825) that are relatively prime to 20782825.
20782825 has 16 divisors, whose sum is 25923456
The reverse of 20782825 is 52828702
Previous prime number is 103
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
twenty million seven hundred eighty-two thousand eight hundred twenty-five
Scientific notation
2.0782825 × 10^7
Engineering notation
2.0782825 × 10^6
Prime Factorization
5 × 35 × 103 × 1153
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20782825
Product of the distinct prime numbers
The prime factorization of 20782825 is 5 × 35 × 103 × 1153.
Since it has a total of 4 prime factors.
9 , 10 , 43 , 100 , 943 , 349 , 5473 , 5500 , 4152 , 95505 , 878775 , 893103 , 1992473 , 2667594 , 36867562 , 48794168 , 491062804 , 620651178 , 7490531348 , 5959990620
n×2
41565650
n×3
62348475
n×4
83131300
n×5
103914125
n÷2
10391412.5
n÷3
6927608.3333333
n÷3
5195706.25
n÷5
4156565
n2
431925814980625
n3
8.9766386257247E+21
n4
1.8655990964668E+29
n5
3.8772419542027E+36
2 √n
4558.8183776062
3 √n
274.9380576742
4 √n
67.519022338939
5 √n
29.076418838786
1 , 5 , 35 , 103 , 175 , 515 , 1153 , 3605 , 5765 , 18025 , 40355 , 118759 , 201775 , 593795 , 4156565 , 20782825
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20782824
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20782825 can be divided by 16 positive divisors.
The sum of these divisors (counting 20782825) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001111010001111011101001
3
Ternary
1110002212200021
4
Quaternary
1033101323221
5
Quinary
20310022300
6
Senary
2021240441
8
Octal
117217351
10
Decimal
20782825
12
Duodecimal
6b63121
16
Hexadecimal
13d1ee9
20
Vigesimal
69hh15
36
Base36
cdg4p
md5
9380b45108f8bb73bc247b9131f839ec
sha1
94abe8b5c7ec3d0d1c08a8d81879d8bfa4aad031
sha256
213e20372bebf2ec6450d8469719e5a788ea141ce2df53e329a2b6dea0f889c9
sha512
801e66683d687f74b8edb2f6c1d45d09fdf55913a27e7113d577dc1d6d1f173ed658d4dc11fa92cc8f1b9feadf234b2aad10f6278e0d1e34b493b8ed0966b645
ripemd-160
a1b9332420a31d38ddd3de7fb2145a00c7387305
Diameter
41565650
Circumference
130582340.68168
Area
1.3569349672389E+15
Volume
3.7601255947343E+22
Surface area
5.4277398689557E+15
Circumference
130582340.68168
Perimeter
83131300
Area
431925814980625
Diagonal
29391352.979427
Surface area
2591554889883750
Volume
8.9766386257247E+21
Space diagonal
35996908.824813
Perimeter
62348475
Area
1.8702936416176E+14
Altitude
17998454.412406
Surface area
1.8702936416176E+14
Volume
1.0579070074185E+21
Height
9797117.6598089