20784423 is an odd 8-digits composite number following 20784422
and preceding 20784424 . In scientific notation, it is written as 2.0784423 × 10^7.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 11933280 positive integers (up to 20784423) that are relatively prime to 20784423.
20784423 has 8 divisors, whose sum is 22542000
The reverse of 20784423 is 32448702
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty million seven hundred eighty-four thousand four hundred twenty-three
Scientific notation
2.0784423 × 10^7
Engineering notation
2.0784423 × 10^6
Prime Factorization
33 × 19 × 33149
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20784423
Product of the distinct prime numbers
The prime factorization of 20784423 is 33 × 19 × 33149.
Since it has a total of 3 prime factors.
5 , 6 , 46 , 11 , 464 , 560 , 7370 , 2548 , 62200 , 24795 , 290364 , 315895 , 9729283 , 3056410 , 68213769 , 48079231 , 381159536 , 62213124 , 4743639976 , 2544294048
n×2
41568846
n×3
62353269
n×4
83137692
n×5
103922115
n÷2
10392211.5
n÷3
6928141
n÷3
5196105.75
n÷5
4156884.6
n2
431992239442929
n3
8.9787094372991E+21
n4
1.8661729493892E+29
n5
3.8787327971262E+36
2 √n
4558.9936389515
3 √n
274.94510419388
4 √n
67.520320192898
5 √n
29.076865964605
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
-20784422
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 20784423 can be divided by 8 positive divisors.
The sum of these divisors (counting 20784423) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001111010010010100100111
3
Ternary
1110002221212110
4
Quaternary
1033102110213
5
Quinary
20310100143
6
Senary
2021252103
8
Octal
117222447
10
Decimal
20784423
12
Duodecimal
6b64033
16
Hexadecimal
13d2527
20
Vigesimal
69i113
36
Base36
cdhd3
md5
aaf78f792e517116863599d6996154a8
sha1
cc28c6fe1d44649e6fb8875498c1f620b357ec9e
sha256
740a2323585cf201a3e21dfe760aacc25ac1fb378103fe1857f43258878bda69
sha512
0bc3335683de752fddfb8354214b3c704544e2b90e7a5260b939392d28a3951207966cbb5081ef3d544d6e9e3f1106eee5a81bd7ad161568aaf49401fa5826eb
ripemd-160
b08334df65048a8e6f9f60258203fbca4baa411b
Diameter
41568846
Circumference
130592381.21181
Area
1.3571436458417E+15
Volume
3.7609930142582E+22
Surface area
5.4285745833668E+15
Circumference
130592381.21181
Perimeter
83137692
Area
431992239442929
Diagonal
29393612.892699
Surface area
2591953436657574
Volume
8.9787094372991E+21
Space diagonal
35999676.642003
Perimeter
62353269
Area
1.8705812679765E+14
Altitude
17999838.321002
Surface area
1.8705812679765E+14
Volume
1.058151054903E+21
Height
9797870.9642331