20720306 is an even 8-digits composite number following 20720305
and preceding 20720307 . In scientific notation, it is written as 2.0720306 × 10^7.
The sum of its digits is 20. It has a total of 3 prime factors and 8 positive divisors.
There are 10350900 positive integers (up to 20720306) that are relatively prime to 20720306.
20720306 has 8 divisors, whose sum is 31108224
The reverse of 20720306 is 60302702
Previous prime number is 1303
Is Prime? no
Number parity even
Number length 8
Sum of Digits 20
Digital Root 2
Name
twenty million seven hundred twenty thousand three hundred six
Scientific notation
2.0720306 × 10^7
Engineering notation
2.0720306 × 10^6
Prime Factorization
2 × 1303 × 7951
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20720306
Product of the distinct prime numbers
The prime factorization of 20720306 is 2 × 1303 × 7951.
Since it has a total of 3 prime factors.
4 , 3 , 59 , 56 , 654 , 305 , 5806 , 170 , 11569 , 61944 , 927165 , 760505 , 4007903 , 7664352 , 3611505 , 29899628 , 27043780 , 247170648 , 7176044190 , 3055378041
n×2
41440612
n×3
62160918
n×4
82881224
n×5
103601530
n÷2
10360153
n÷3
6906768.6666667
n÷3
5180076.5
n÷5
4144061.2
n2
429331080733636
n3
8.8958713681116E+21
n4
1.8432517688391E+29
n5
3.8192740685388E+36
2 √n
4551.9562827426
3 √n
274.6620907455
4 √n
67.46818719028
5 √n
29.058904184774
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
-20720305
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 20720306 can be divided by 8 positive divisors.
The sum of these divisors (counting 20720306) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001111000010101010110010
3
Ternary
1102222200220202
4
Quaternary
1033002222302
5
Quinary
20301022211
6
Senary
2020035202
8
Octal
117025262
10
Decimal
20720306
12
Duodecimal
6b32b02
16
Hexadecimal
13c2ab2
20
Vigesimal
69a0f6
36
Base36
cc3w2
md5
b5084bc47c28668520b7f9b471f8041d
sha1
a14e3111d791ed0f568a89fa8a254948ea5c4a26
sha256
c3d49555ded6f7758ab3beb736a6e966413d3fd0c85a786a5b258e75b9ab6c9e
sha512
693b7a5094d4876b6fd2dc0a55a62378e8012fc9c827c77ebcd13d4a0537cc0311f5445a545d645ed3e86d7cf774c2285847f8eb7d67e8984c01056859a3021b
ripemd-160
635dd83cfa7ba63ba404969fef807c495ed84b04
Diameter
41440612
Circumference
130189522.21947
Area
1.3487833691906E+15
Volume
3.7262938849786E+22
Surface area
5.3951334767622E+15
Circumference
130189522.21947
Perimeter
82881224
Area
429331080733636
Diagonal
29302937.761721
Surface area
2575986484401816
Volume
8.8958713681116E+21
Space diagonal
35888622.740374
Perimeter
62160918
Area
1.8590581127478E+14
Altitude
17944311.370187
Surface area
1.8590581127478E+14
Volume
1.0483884948258E+21
Height
9767645.9205735