20783409 is an odd 8-digits composite number following 20783408
and preceding 20783410 . In scientific notation, it is written as 2.0783409 × 10^7.
The sum of its digits is 33. It has a total of 2 prime factors and 4 positive divisors.
There are 13855604 positive integers (up to 20783409) that are relatively prime to 20783409.
20783409 has 4 divisors, whose sum is 27711216
The reverse of 20783409 is 90438702
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
twenty million seven hundred eighty-three thousand four hundred nine
Scientific notation
2.0783409 × 10^7
Engineering notation
2.0783409 × 10^6
Prime Factorization
3 × 6927803
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20783409
Product of the distinct prime numbers
The prime factorization of 20783409 is 3 × 6927803.
Since it has a total of 2 prime factors.
10 , 7 , 14 , 16 , 296 , 730 , 2041 , 1038 , 26554 , 34989 , 387823 , 847455 , 7707749 , 2514261 , 16495730 , 67973443 , 436928476 , 17093026 , 9619015722 , 4226820647
n×2
41566818
n×3
62350227
n×4
83133636
n×5
103917045
n÷2
10391704.5
n÷3
6927803
n÷3
5195852.25
n÷5
4156681.8
n2
431950089661281
n3
8.9773953810171E+21
n4
1.8658087995839E+29
n5
3.8777867397551E+36
2 √n
4558.8824288415
3 √n
274.94063291476
4 √n
67.519496657199
5 √n
29.076582247155
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
-20783408
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 20783409 can be divided by 4 positive divisors.
The sum of these divisors (counting 20783409) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001111010010000100110001
3
Ternary
1110002220110220
4
Quaternary
1033102010301
5
Quinary
20310032114
6
Senary
2021243253
8
Octal
117220461
10
Decimal
20783409
12
Duodecimal
6b63529
16
Hexadecimal
13d2131
20
Vigesimal
69hia9
36
Base36
cdgkx
md5
b27ac5a6b8e438ffd975c96c0195cfab
sha1
8da81a80ac9c67b989f62e51d8a6e9ed627f7860
sha256
0c07c3dfe77cfb778b234ddcf6786ed3a04be06b19668b6d2d2d2d10052165f3
sha512
5941788a3e476030328d788d5fc3132bb75fa4384017f1ee63d69b049d63c95a4d3c9cb44e791858e167890f31df452d4279c876c62d9cd62e28b1f244be8659
ripemd-160
bd86687108aa04f6c956bf63c9343ce3a3adf2e2
Diameter
41566818
Circumference
130586010.0619
Area
1.3570112283973E+15
Volume
3.7604425836499E+22
Surface area
5.4280449135893E+15
Circumference
130586010.0619
Perimeter
83133636
Area
431950089661281
Diagonal
29392178.880147
Surface area
2591700537967686
Volume
8.9773953810171E+21
Space diagonal
35997920.342484
Perimeter
62350227
Area
1.8703987540682E+14
Altitude
17998960.171242
Surface area
1.8703987540682E+14
Volume
1.057996191885E+21
Height
9797392.960049