20406790 is an even 8-digits composite number following 20406789
and preceding 20406791 . In scientific notation, it is written as 2.0406790 × 10^7.
The sum of its digits is 28. It has a total of 3 prime factors and 8 positive divisors.
There are 8162712 positive integers (up to 20406790) that are relatively prime to 20406790.
20406790 has 8 divisors, whose sum is 36732240
The reverse of 20406790 is 09760402
Previous prime number is 5
Is Prime? no
Number parity even
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty million four hundred six thousand seven hundred ninety
Scientific notation
2.0406790 × 10^7
Engineering notation
2.0406790 × 10^6
Prime Factorization
2 × 5 × 2040679
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20406790
Product of the distinct prime numbers
The prime factorization of 20406790 is 2 × 5 × 2040679.
Since it has a total of 3 prime factors.
8 , 5 , 18 , 28 , 81 , 830 , 6133 , 8261 , 67105 , 42532 , 977504 , 974963 , 2352636 , 9335417 , 23496228 , 61398501 , 408125744 , 823500513 , 3567326835 , 6596598935
n×2
40813580
n×3
61220370
n×4
81627160
n×5
102033950
n÷2
10203395
n÷3
6802263.3333333
n÷3
5101697.5
n÷5
4081358
n2
416437078104100
n3
8.498144001084E+21
n4
1.7341984001988E+29
n5
3.5389422571193E+36
2 √n
4517.3875193523
3 √n
273.26975353765
4 √n
67.211513294616
5 √n
28.970429846522
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
-20406789
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 20406790 can be divided by 8 positive divisors.
The sum of these divisors (counting 20406790) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101110110001000000110
3
Ternary
1102101202212001
4
Quaternary
1031312020012
5
Quinary
20211004130
6
Senary
2005215514
8
Octal
115661006
10
Decimal
20406790
12
Duodecimal
6a0159a
16
Hexadecimal
1376206
20
Vigesimal
67agja
36
Base36
c5dza
md5
a0ea1bdbd166d1e23245702e96ac1227
sha1
33339dc3703886fd086f4a1f99ed267bb0bf4425
sha256
94ac37404d66d12ef98813d464193d1dee6a44983dd06c32cfca96d4fadc9bf9
sha512
bd9c334fdc481312ae6246db447cd828d3d2cd78003b11a16ac66fe552513e27cf495c79cf16454d44f5772035817f48d48d9787ffda0db7bd3cc68508619412
ripemd-160
c002b0bb66c7b66107a3546ca56c92f7fdf23f9d
Diameter
40813580
Circumference
128219643.0947
Area
1.3082756652542E+15
Volume
3.5596942350605E+22
Surface area
5.233102661017E+15
Circumference
128219643.0947
Perimeter
81627160
Area
416437078104100
Diagonal
28859559.1825
Surface area
2498622468624600
Volume
8.498144001084E+21
Space diagonal
35345597.099388
Perimeter
61220370
Area
1.8032254435796E+14
Altitude
17672798.549694
Surface area
1.8032254435796E+14
Volume
1.001515875111E+21
Height
9619853.0608332