20384485 is an odd 8-digits composite number following 20384484
and preceding 20384486 . In scientific notation, it is written as 2.0384485 × 10^7.
The sum of its digits is 34. It has a total of 3 prime factors and 8 positive divisors.
There are 14774400 positive integers (up to 20384485) that are relatively prime to 20384485.
20384485 has 8 divisors, whose sum is 20826176
The reverse of 20384485 is 58448302
Previous prime number is 457
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
twenty million three hundred eighty-four thousand four hundred eighty-five
Scientific notation
2.0384485 × 10^7
Engineering notation
2.0384485 × 10^6
Prime Factorization
55 × 457 × 811
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20384485
Product of the distinct prime numbers
The prime factorization of 20384485 is 55 × 457 × 811.
Since it has a total of 3 prime factors.
8 , 10 , 86 , 46 , 489 , 122 , 6116 , 2183 , 18404 , 43441 , 639289 , 319210 , 1015610 , 2809581 , 27414973 , 64117699 , 663948916 , 266485614 , 8338376368 , 147060219
n×2
40768970
n×3
61153455
n×4
81537940
n×5
101922425
n÷2
10192242.5
n÷3
6794828.3333333
n÷3
5096121.25
n÷5
4076897
n2
415527228715225
n3
8.4703085608371E+21
n4
1.7266287780375E+29
n5
3.5196438426475E+36
2 √n
4514.9180501976
3 √n
273.17015427103
4 √n
67.193139904291
5 √n
28.964094032411
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
-20384484
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 20384485 can be divided by 8 positive divisors.
The sum of these divisors (counting 20384485) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101110000101011100101
3
Ternary
1102100122020221
4
Quaternary
1031300223211
5
Quinary
20204300420
6
Senary
2004524341
8
Octal
115605345
10
Decimal
20384485
12
Duodecimal
69b06b1
16
Hexadecimal
1370ae5
20
Vigesimal
678145
36
Base36
c4wrp
md5
4e472084a194011fefe8276ce82f4788
sha1
977ce6cf26aa72247dcf6191db3a9e4422c035b5
sha256
9d9d095cee12c5ab6d12c3809d8ff6539317ddc8d3547f92d3b632bd7ebdeaee
sha512
fc13060d618495c10fff644d04e45f900c672ce0ef0caaa60e2b44fa83ad3472f22e22418dd2aa02bbe4925f08d7c47753966aac85b7e5ad252da51bf9b2893c
ripemd-160
090e758eb6b9a85f66fbf4b9fb6baee9431ba7d7
Diameter
40768970
Circumference
128079496.64642
Area
1.3054172890983E+15
Volume
3.5480345531153E+22
Surface area
5.2216691563931E+15
Circumference
128079496.64642
Perimeter
81537940
Area
415527228715225
Diagonal
28828015.148991
Surface area
2493163372291350
Volume
8.4703085608371E+21
Space diagonal
35306963.706126
Perimeter
61153455
Area
1.7992856801577E+14
Altitude
17653481.853063
Surface area
1.7992856801577E+14
Volume
9.9823543701839E+20
Height
9609338.382997