20784828 is an even 8-digits composite number following 20784827
and preceding 20784829 . In scientific notation, it is written as 2.0784828 × 10^7.
The sum of its digits is 39. It has a total of 5 prime factors and 24 positive divisors.
There are 6916480 positive integers (up to 20784828) that are relatively prime to 20784828.
20784828 has 24 divisors, whose sum is 48580560
The reverse of 20784828 is 82848702
Previous prime number is 809
Is Prime? no
Number parity even
Number length 8
Sum of Digits 39
Digital Root 3
Name
twenty million seven hundred eighty-four thousand eight hundred twenty-eight
Scientific notation
2.0784828 × 10^7
Engineering notation
2.0784828 × 10^6
Prime Factorization
2 × 2 × 3 × 809 × 2141
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
10392414
Product of the distinct prime numbers
The prime factorization of 20784828 is 2 × 2 × 3 × 809 × 2141.
Since it has a total of 5 prime factors.
1 , 10 , 33 , 8 , 651 , 897 , 9043 , 1882 , 16625 , 30589 , 917145 , 984455 , 6508991 , 8949284 , 58985603 , 99089517 , 491029238 , 993728033 , 2431237624 , 6193772023
n×2
41569656
n×3
62354484
n×4
83139312
n×5
103924140
n÷2
10392414
n÷3
6928276
n÷3
5196207
n÷5
4156965.6
n2
432009074989584
n3
8.9792343180976E+21
n4
1.8663184087336E+29
n5
3.8791107118761E+36
2 √n
4559.0380564325
3 √n
274.94689001916
4 √n
67.520649111457
5 √n
29.076979280611
1 , 2 , 3 , 4 , 6 , 12 , 809 , 1618 , 2141 , 2427 , 3236 , 4282 , 4854 , 6423 , 8564 , 9708 , 12846 , 25692 , 1732069 , 3464138 , 5196207 , 6928276 , 10392414 , 20784828
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20784827
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20784828 can be divided by 24 positive divisors.
The sum of these divisors (counting 20784828) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1001111010010011010111100
3
Ternary
1110002222102110
4
Quaternary
1033102122330
5
Quinary
20310103303
6
Senary
2021254020
8
Octal
117223274
10
Decimal
20784828
12
Duodecimal
6b64310
16
Hexadecimal
13d26bc
20
Vigesimal
69i218
36
Base36
cdhoc
md5
dfec2ab81dee401ddfe207505a7fe26b
sha1
f9e3407c327fb7019828cef6972791766c3f7635
sha256
e570f118a430a60385b77e0f905afa0a99130c97d206304050ae064d822042f6
sha512
c983142006d94a05d10a1fe01d9d68007c4f650e8e12a49b6bc2aad4fe6eea74ebb3a2e0aabe8cfed431abfa6d9bbf0990bdadcd9bbcada8dd8e423c95ea3455
ripemd-160
47365591c87d7009eb5923fbd846bad399bcb27f
Diameter
41569656
Circumference
130594925.90185
Area
1.3571965362714E+15
Volume
3.7612128758129E+22
Surface area
5.4287861450856E+15
Circumference
130594925.90185
Perimeter
83139312
Area
432009074989584
Diagonal
29394185.649192
Surface area
2592054449937504
Volume
8.9792343180976E+21
Space diagonal
36000378.12258
Perimeter
62354484
Area
1.870654168032E+14
Altitude
18000189.06129
Surface area
1.870654168032E+14
Volume
1.0582129126983E+21
Height
9798061.883064