20781104 is an even 8-digits composite number following 20781103
and preceding 20781105 . In scientific notation, it is written as 2.0781104 × 10^7.
The sum of its digits is 23. It has a total of 5 prime factors and 10 positive divisors.
There are 10390544 positive integers (up to 20781104) that are relatively prime to 20781104.
20781104 has 10 divisors, whose sum is 40263420
The reverse of 20781104 is 40118702
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty million seven hundred eighty-one thousand one hundred four
Scientific notation
2.0781104 × 10^7
Engineering notation
2.0781104 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 1298819
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
2597638
Product of the distinct prime numbers
The prime factorization of 20781104 is 2 × 2 × 2 × 2 × 1298819.
Since it has a total of 5 prime factors.
3 , 7 , 98 , 38 , 523 , 636 , 426 , 8795 , 93222 , 10337 , 596463 , 160008 , 1321759 , 364480 , 2841427 , 82712593 , 403667293 , 215848119 , 4687042472 , 5573023065
n×2
41562208
n×3
62343312
n×4
83124416
n×5
103905520
n÷2
10390552
n÷3
6927034.6666667
n÷3
5195276
n÷5
4156220.8
n2
431854283458816
n3
8.9744087774031E+21
n4
1.8649812214173E+29
n5
3.8756368720319E+36
2 √n
4558.6296186464
3 √n
274.93046837136
4 √n
67.517624503876
5 √n
29.075937266387
10 divisors
τ
Total Divisors
10
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20781103
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.1
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
10
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20781104 can be divided by 10 positive divisors.
The sum of these divisors (counting 20781104) is 1, the average is 0.1.
Base
System
Value
2
Binary
1001111010001100000110000
3
Ternary
1110002210022112
4
Quaternary
1033101200300
5
Quinary
20304443404
6
Senary
2021224452
8
Octal
117214060
10
Decimal
20781104
12
Duodecimal
6b62128
16
Hexadecimal
13d1830
20
Vigesimal
69hcf4
36
Base36
cdesw
md5
31a1375c7cbbc1abf5fcb6f39d8009d0
sha1
e75c94a936aa545ca6b1d3115d97665961425ab7
sha256
416f4019b0f55e2263aa031b0c54791786c96c74be3302c52d6653d6ab2780ba
sha512
85f3d5b5d98114300f1a9500989f34d95139ecc5ca1281902fa01dbe8cf10b7958fd2bf098d10f1e885a3af81e7f79936e55b8f209045282c394f7cc05b30709
ripemd-160
701a35e72c1b648838534d49ef1cd553a3eb6d71
Diameter
41562208
Circumference
130571527.31977
Area
1.3567102443355E+15
Volume
3.7591915580535E+22
Surface area
5.426840977342E+15
Circumference
130571527.31977
Perimeter
83124416
Area
431854283458816
Diagonal
29388919.117886
Surface area
2591125700752896
Volume
8.9744087774031E+21
Space diagonal
35993927.965373
Perimeter
62343312
Area
1.8699839010423E+14
Altitude
17996963.982686
Surface area
1.8699839010423E+14
Volume
1.0576442172736E+21
Height
9796306.3726286