20702909 is an odd 8-digits composite number following 20702908
and preceding 20702910 . In scientific notation, it is written as 2.0702909 × 10^7.
The sum of its digits is 29. It has a total of 3 prime factors and 8 positive divisors.
There are 19726560 positive integers (up to 20702909) that are relatively prime to 20702909.
20702909 has 8 divisors, whose sum is 21702912
The reverse of 20702909 is 90920702
Previous prime number is 43
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty million seven hundred two thousand nine hundred nine
Scientific notation
2.0702909 × 10^7
Engineering notation
2.0702909 × 10^6
Prime Factorization
41 × 43 × 11743
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20702909
Product of the distinct prime numbers
The prime factorization of 20702909 is 41 × 43 × 11743.
Since it has a total of 3 prime factors.
3 , 4 , 29 , 70 , 405 , 843 , 3023 , 1438 , 27894 , 37142 , 273330 , 940543 , 7896052 , 4350207 , 29951781 , 15516945 , 486451712 , 501572486 , 9336228197 , 6505858473
n×2
41405818
n×3
62108727
n×4
82811636
n×5
103514545
n÷2
10351454.5
n÷3
6900969.6666667
n÷3
5175727.25
n÷5
4140581.8
n2
428610441062281
n3
8.8734829577623E+21
n4
1.837069101876E+29
n5
3.8032674442851E+36
2 √n
4550.044944833
3 √n
274.58519943703
4 √n
67.454020968605
5 √n
29.054022909143
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
-20702908
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 20702909 can be divided by 8 positive divisors.
The sum of these divisors (counting 20702909) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001110111110011010111101
3
Ternary
1102221211001102
4
Quaternary
1032332122331
5
Quinary
20244443114
6
Senary
2015422445
8
Octal
116763275
10
Decimal
20702909
12
Duodecimal
6b24a25
16
Hexadecimal
13be6bd
20
Vigesimal
697h59
36
Base36
cbqgt
md5
136e0da0161639bb1a13ea6baa283395
sha1
8cd72789c222397df07b50ef3d3d1e6d9543959c
sha256
b48e5a4e4d3405d6a82398bcc7211ca72ec7df1659fdd3b1cd01ec36c1f91c99
sha512
cae996e3ea1c7902bf0bbf2aa611e4251af3097bab1ba5b70e9b34416a7318bf2ee71d865ede7cd3e6a606a0e0f518a784fd1548d469647af5a9dcd7817548ee
ripemd-160
fec57ab6059ef92d05d90041b08b1a43f3c9690d
Diameter
41405818
Circumference
130080213.64468
Area
1.3465194128931E+15
Volume
3.7169158495814E+22
Surface area
5.3860776515726E+15
Circumference
130080213.64468
Perimeter
82811636
Area
428610441062281
Diagonal
29278334.688376
Surface area
2571662646373686
Volume
8.8734829577623E+21
Space diagonal
35858490.252475
Perimeter
62108727
Area
1.8559376514359E+14
Altitude
17929245.126237
Surface area
1.8559376514359E+14
Volume
1.0457499953628E+21
Height
9759444.8961253