20853655 is an odd 8-digits composite number following 20853654
and preceding 20853656 . In scientific notation, it is written as 2.0853655 × 10^7.
The sum of its digits is 34. It has a total of 2 prime factors and 4 positive divisors.
There are 16682920 positive integers (up to 20853655) that are relatively prime to 20853655.
20853655 has 4 divisors, whose sum is 25024392
The reverse of 20853655 is 55635802
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
twenty million eight hundred fifty-three thousand six hundred fifty-five
Scientific notation
2.0853655 × 10^7
Engineering notation
2.0853655 × 10^6
Prime Factorization
5 × 4170731
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20853655
Product of the distinct prime numbers
The prime factorization of 20853655 is 5 × 4170731.
Since it has a total of 2 prime factors.
7 , 8 , 99 , 15 , 694 , 197 , 5344 , 5064 , 29210 , 46432 , 672823 , 706962 , 974900 , 2408979 , 76199038 , 97101969 , 145817109 , 51732726 , 767827535 , 5040034713
n×2
41707310
n×3
62560965
n×4
83414620
n×5
104268275
n÷2
10426827.5
n÷3
6951218.3333333
n÷3
5213413.75
n÷5
4170731
n2
434874926859025
n3
9.0687316928683E+21
n4
1.8911620201064E+29
n5
3.9437640316402E+36
2 √n
4566.5802303255
3 √n
275.25004255344
4 √n
67.576476900809
5 √n
29.096210959466
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20853654
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20853655 can be divided by 4 positive divisors.
The sum of these divisors (counting 20853655) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001111100011001110010111
3
Ternary
1110020110211121
4
Quaternary
1033203032113
5
Quinary
20314304110
6
Senary
2022544411
8
Octal
117431627
10
Decimal
20853655
12
Duodecimal
6b98107
16
Hexadecimal
13e3397
20
Vigesimal
6a6e2f
36
Base36
ceys7
md5
497e6c4901f6c14a7df1c3f2900577c7
sha1
c8a168685fc05db01790621388c79d42b4c405d0
sha256
53d46d3ba036484046dada7c5aca3d4f937ab1cc7d6e58c5e7ebea565509addb
sha512
ad93aef861e8d10eddd72c583fc59ee9587d3014a14b8dfbe67920b64a7f3532ee6304e343df90e0d5cf8d504231c543a80057390b0e1a87b678289343dfe75f
ripemd-160
7fd2445ab465f1ee5eaae83612c7d9f4d3bf22f1
Diameter
41707310
Circumference
131027378.69699
Area
1.3661998754507E+15
Volume
3.7987014484923E+22
Surface area
5.4647995018028E+15
Circumference
131027378.69699
Perimeter
83414620
Area
434874926859025
Diagonal
29491521.72605
Surface area
2609249561154150
Volume
9.0687316928683E+21
Space diagonal
36119589.983513
Perimeter
62560965
Area
1.8830636706441E+14
Altitude
18059794.991756
Surface area
1.8830636706441E+14
Volume
1.0687602794648E+21
Height
9830507.2420165