20790720 is an even 8-digits composite number following 20790719
and preceding 20790721 . In scientific notation, it is written as 2.0790720 × 10^7.
The sum of its digits is 27. It has a total of 8 prime factors and 28 positive divisors.
There are 5543424 positive integers (up to 20790720) that are relatively prime to 20790720.
20790720 has 28 divisors, whose sum is 42179240
The reverse of 20790720 is 02709702
Previous prime number is 45
Is Prime? no
Number parity even
Number length 8
Sum of Digits 27
Digital Root 9
Name
twenty million seven hundred ninety thousand seven hundred twenty
Scientific notation
2.0790720 × 10^7
Engineering notation
2.0790720 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 2 × 2 × 45 × 7219
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
8
Total number of prime factors
rad
Radical
649710
Product of the distinct prime numbers
The prime factorization of 20790720 is 2 × 2 × 2 × 2 × 2 × 2 × 45 × 7219.
Since it has a total of 8 prime factors.
6 , 8 , 46 , 17 , 333 , 688 , 2808 , 9281 , 40410 , 14947 , 912640 , 893584 , 6103674 , 1638899 , 52832022 , 82965916 , 96127330 , 444985889 , 717293115 , 4643881252
n×2
41581440
n×3
62372160
n×4
83162880
n×5
103953600
n÷2
10395360
n÷3
6930240
n÷3
5197680
n÷5
4158144
n2
432254038118400
n3
8.986872675389E+21
n4
1.8684355346966E+29
n5
3.8846120039928E+36
2 √n
4559.684199591
3 √n
274.97286784658
4 √n
67.525433723828
5 √n
29.078627618899
1 , 2 , 4 , 8 , 16 , 32 , 45 , 64 , 90 , 180 , 360 , 720 , 1440 , 2880 , 7219 , 14438 , 28876 , 57752 , 115504 , 231008 , 324855 , 462016 , 649710 , 1299420 , 2598840 , 5197680 , 10395360 , 20790720
28 divisors
τ
Total Divisors
28
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20790719
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.035714285714286
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
28
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20790720 can be divided by 28 positive divisors.
The sum of these divisors (counting 20790720) is 1, the average is 0.035714285714286.
Base
System
Value
2
Binary
1001111010011110111000000
3
Ternary
1110010021111200
4
Quaternary
1033103313000
5
Quinary
20310300340
6
Senary
2021341200
8
Octal
117236700
10
Decimal
20790720
12
Duodecimal
6b67800
16
Hexadecimal
13d3dc0
20
Vigesimal
69igg0
36
Base36
cdm80
md5
53826eba791daffc5c00fd2b6e007042
sha1
5a6ac208b2c10aa2bd199f94f35c4008e60eb135
sha256
676b43102dd21c772f44356432f6ccbac9c768e2495922a0d6e758cddff9244a
sha512
2a5271aa64aca739f17bd8fec21ed20a90e9cdae4b9fa2534d427181490240c4f85423272fed16ece7908cb8a535c46936bc81d2a296affed6407edcf574147b
ripemd-160
60d1c1ad3875e081ea8acf8dd82eb84971a63680
Diameter
41581440
Circumference
130631946.42968
Area
1.3579661106373E+15
Volume
3.7644124234332E+22
Surface area
5.4318644425492E+15
Circumference
130631946.42968
Perimeter
83162880
Area
432254038118400
Diagonal
29402518.195502
Surface area
2593524228710400
Volume
8.986872675389E+21
Space diagonal
36010583.365938
Perimeter
62372160
Area
1.8717148894947E+14
Altitude
18005291.682969
Surface area
1.8717148894947E+14
Volume
1.0591131017379E+21
Height
9800839.3985005