20782725 is an odd 8-digits composite number following 20782724
and preceding 20782726 . In scientific notation, it is written as 2.0782725 × 10^7.
The sum of its digits is 33. It has a total of 3 prime factors and 8 positive divisors.
There are 11041920 positive integers (up to 20782725) that are relatively prime to 20782725.
20782725 has 8 divisors, whose sum is 21140160
The reverse of 20782725 is 52728702
Previous prime number is 487
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
twenty million seven hundred eighty-two thousand seven hundred twenty-five
Scientific notation
2.0782725 × 10^7
Engineering notation
2.0782725 × 10^6
Prime Factorization
75 × 487 × 569
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20782725
Product of the distinct prime numbers
The prime factorization of 20782725 is 75 × 487 × 569.
Since it has a total of 3 prime factors.
3 , 7 , 5 , 42 , 343 , 259 , 2931 , 9415 , 103 , 57904 , 31167 , 749748 , 1766542 , 5815268 , 11108639 , 27572581 , 912931035 , 735786626 , 4035134667 , 4535060730
n×2
41565450
n×3
62348175
n×4
83130900
n×5
103913625
n÷2
10391362.5
n÷3
6927575
n÷3
5195681.25
n÷5
4156545
n2
431921658425625
n3
8.9765090486037E+21
n4
1.8655631901714E+29
n5
3.8771486751455E+36
2 √n
4558.8074098387
3 √n
274.93761670352
4 √n
67.518941119057
5 √n
29.076390857532
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20782724
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20782725 can be divided by 8 positive divisors.
The sum of these divisors (counting 20782725) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001111010001111010000101
3
Ternary
1110002212112120
4
Quaternary
1033101322011
5
Quinary
20310021400
6
Senary
2021240153
8
Octal
117217205
10
Decimal
20782725
12
Duodecimal
6b63059
16
Hexadecimal
13d1e85
20
Vigesimal
69hgg5
36
Base36
cdg1x
md5
bde02b0b4dc18acd9f82d6e49f1d3525
sha1
02b401d0bd05cc2db25defa53aca48938485e025
sha256
bbe31c431eb20eb68406bbbbc192ab20ddc1c6d400dc593af0ee4e81a258e74e
sha512
7659432a043f45884784fe770c4f0dcd6145e5012df64509dd3886aa197577ff704402f53e3d17ac873758ba2bb54f81e7ba7471e8242848aeba917dac279af4
ripemd-160
4bfe04434c205dfd1528b904602b55e858f49192
Diameter
41565450
Circumference
130581712.36315
Area
1.3569219090363E+15
Volume
3.7600713175968E+22
Surface area
5.4276876361451E+15
Circumference
130581712.36315
Perimeter
83130900
Area
431921658425625
Diagonal
29391211.55807
Surface area
2591529950553750
Volume
8.9765090486037E+21
Space diagonal
35996735.619732
Perimeter
62348175
Area
1.8702756432065E+14
Altitude
17998367.809866
Surface area
1.8702756432065E+14
Volume
1.0578917366083E+21
Height
9797070.5193568