20779909 is an odd 8-digits composite number following 20779908
and preceding 20779910 . In scientific notation, it is written as 2.0779909 × 10^7.
The sum of its digits is 43. It has a total of 3 prime factors and 8 positive divisors.
There are 20494656 positive integers (up to 20779909) that are relatively prime to 20779909.
20779909 has 8 divisors, whose sum is 21067200
The reverse of 20779909 is 90997702
Previous prime number is 599
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 43
Digital Root 7
Name
twenty million seven hundred seventy-nine thousand nine hundred nine
Scientific notation
2.0779909 × 10^7
Engineering notation
2.0779909 × 10^6
Prime Factorization
113 × 599 × 307
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20779909
Product of the distinct prime numbers
The prime factorization of 20779909 is 113 × 599 × 307.
Since it has a total of 3 prime factors.
1 , 2 , 31 , 73 , 598 , 763 , 5830 , 9016 , 52441 , 73222 , 738943 , 964630 , 9220044 , 5914526 , 34510276 , 83707966 , 598053250 , 680918076 , 7140908371 , 7735324352
n×2
41559818
n×3
62339727
n×4
83119636
n×5
103899545
n÷2
10389954.5
n÷3
6926636.3333333
n÷3
5194977.25
n÷5
4155981.8
n2
431804618048281
n3
8.972860668823E+21
n4
1.8645522816782E+29
n5
3.8745226739016E+36
2 √n
4558.4985466708
3 √n
274.92519838815
4 √n
67.516653846816
5 √n
29.075602861206
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
-20779908
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 20779909 can be divided by 8 positive divisors.
The sum of these divisors (counting 20779909) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001111010001001110000101
3
Ternary
1110002201200021
4
Quaternary
1033101032011
5
Quinary
20304424114
6
Senary
2021215141
8
Octal
117211605
10
Decimal
20779909
12
Duodecimal
6b614b1
16
Hexadecimal
13d1385
20
Vigesimal
69h9f9
36
Base36
cddvp
md5
298e14718b002715bed87cb11f74be4e
sha1
d0ff581652d11bb4b320de7ba53bfb6ac23c3c3f
sha256
8368e4610b03873ee064c1c7881c1578557ad3e1f1322281b4cc2fb019aed3d5
sha512
829ef26ab764f033f075f2df4c45467054d46c0d51283eda72b8a2537a29f261fb9370fbfb6ff2ebad02138081823c8e4042cfb004b213056b2665581a045cea
ripemd-160
335180bfe2fc7ee0da290d8fb91a03290dbcad73
Diameter
41559818
Circumference
130564018.91333
Area
1.3565542158466E+15
Volume
3.7585430878479E+22
Surface area
5.4262168633865E+15
Circumference
130564018.91333
Perimeter
83119636
Area
431804618048281
Diagonal
29387229.132679
Surface area
2590827708289686
Volume
8.972860668823E+21
Space diagonal
35991858.164658
Perimeter
62339727
Area
1.8697688435062E+14
Altitude
17995929.082329
Surface area
1.8697688435062E+14
Volume
1.0574617709278E+21
Height
9795743.0442262