20406984 is an even 8-digits composite number following 20406983
and preceding 20406985 . In scientific notation, it is written as 2.0406984 × 10^7.
The sum of its digits is 33. It has a total of 6 prime factors and 32 positive divisors.
There are 6278976 positive integers (up to 20406984) that are relatively prime to 20406984.
20406984 has 32 divisors, whose sum is 54942720
The reverse of 20406984 is 48960402
Previous prime number is 13
Is Prime? no
Number parity even
Number length 8
Sum of Digits 33
Digital Root 6
Name
twenty million four hundred six thousand nine hundred eighty-four
Scientific notation
2.0406984 × 10^7
Engineering notation
2.0406984 × 10^6
Prime Factorization
2 × 2 × 2 × 3 × 13 × 65407
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
5101746
Product of the distinct prime numbers
The prime factorization of 20406984 is 2 × 2 × 2 × 3 × 13 × 65407.
Since it has a total of 6 prime factors.
5 , 3 , 51 , 38 , 771 , 484 , 6781 , 8583 , 53811 , 88776 , 359889 , 488732 , 2433645 , 5225477 , 97553977 , 37794115 , 841932576 , 580832774 , 5736103998 , 1988076583
n×2
40813968
n×3
61220952
n×4
81627936
n×5
102034920
n÷2
10203492
n÷3
6802328
n÷3
5101746
n÷5
4081396.8
n2
416444995976256
n3
8.4983863697675E+21
n4
1.7342643467366E+29
n5
3.5391104775625E+36
2 √n
4517.408991889
3 √n
273.27061949393
4 √n
67.211673032956
5 √n
28.970484928601
1 , 2 , 3 , 4 , 6 , 8 , 12 , 13 , 24 , 26 , 39 , 52 , 78 , 104 , 156 , 312 , 65407 , 130814 , 196221 , 261628 , 392442 , 523256 , 784884 , 850291 , 1569768 , 1700582 , 2550873 , 3401164 , 5101746 , 6802328 , 10203492 , 20406984
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20406983
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20406984 can be divided by 32 positive divisors.
The sum of these divisors (counting 20406984) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1001101110110001011001000
3
Ternary
1102101210010020
4
Quaternary
1031312023020
5
Quinary
20211010414
6
Senary
2005220440
8
Octal
115661310
10
Decimal
20406984
12
Duodecimal
6a01720
16
Hexadecimal
13762c8
20
Vigesimal
67ah94
36
Base36
c5e4o
md5
5edd2425d00753abe2883318412aac40
sha1
c026f191dedfd940c4b53ca2c92fee42ab0ed0a9
sha256
3d9e559ddacbbdba77a5bdf3052f99dd65f7284977a2c0303860e41d16fafa55
sha512
9b29c96434da27c932d15c208a717dadc45f3a862f8a5e80b6250d08e67b0c2182eb5f873ecade1b9a4f7e93069836a4dc46cf667e22f3308940cf125efccb75
ripemd-160
73a779e291b0fecb24dde893be2a36567b796ffb
Diameter
40813968
Circumference
128220862.03265
Area
1.3083005399832E+15
Volume
3.5597957582172E+22
Surface area
5.2332021599329E+15
Circumference
128220862.03265
Perimeter
81627936
Area
416444995976256
Diagonal
28859833.539931
Surface area
2498669975857536
Volume
8.4983863697675E+21
Space diagonal
35345933.117245
Perimeter
61220952
Area
1.8032597289717E+14
Altitude
17672966.558623
Surface area
1.8032597289717E+14
Volume
1.0015444385343E+21
Height
9619944.5133103