20189305 is an odd 8-digits composite number following 20189304
and preceding 20189306 . In scientific notation, it is written as 2.0189305 × 10^7.
The sum of its digits is 28. It has a total of 4 prime factors and 16 positive divisors.
There are 15216768 positive integers (up to 20189305) that are relatively prime to 20189305.
20189305 has 16 divisors, whose sum is 25643520
The reverse of 20189305 is 50398102
Previous prime number is 223
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty million one hundred eighty-nine thousand three hundred five
Scientific notation
2.0189305 × 10^7
Engineering notation
2.0189305 × 10^6
Prime Factorization
5 × 19 × 223 × 953
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20189305
Product of the distinct prime numbers
The prime factorization of 20189305 is 5 × 19 × 223 × 953.
Since it has a total of 4 prime factors.
9 , 4 , 17 , 80 , 824 , 106 , 4456 , 3291 , 3899 , 74230 , 456033 , 374958 , 5019627 , 5748660 , 69589255 , 66820056 , 632367376 , 37583311 , 8367307551 , 5144578951
n×2
40378610
n×3
60567915
n×4
80757220
n×5
100946525
n÷2
10094652.5
n÷3
6729768.3333333
n÷3
5047326.25
n÷5
4037861
n2
407608036383025
n3
8.229322966988E+21
n4
1.6614431132403E+29
n5
3.3543381753357E+36
2 √n
4493.2510501863
3 √n
272.29549507663
4 √n
67.031716748016
5 √n
28.908414541444
1 , 5 , 19 , 95 , 223 , 953 , 1115 , 4237 , 4765 , 18107 , 21185 , 90535 , 212519 , 1062595 , 4037861 , 20189305
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20189304
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20189305 can be divided by 16 positive divisors.
The sum of these divisors (counting 20189305) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001101000001000001111001
3
Ternary
1101222201112001
4
Quaternary
1031001001321
5
Quinary
20132024210
6
Senary
2000421001
8
Octal
115010171
10
Decimal
20189305
12
Duodecimal
6917761
16
Hexadecimal
1341079
20
Vigesimal
663d55
36
Base36
c0q61
md5
fede669204449dcd1490e7e504906b77
sha1
adeee4f929c414908748ee004e76677fee1058c2
sha256
f64d17855f14877d954cfaa4b490f2bf019e0c887e2f9155537b0623e53b7e1a
sha512
0674af27dfc3d3745a5d9669056efa69c501312c5bc571fbf923e5de607e5a0c7acbdbe8c4a15f031b5b501c6e0ce43fad9150c6d38efb525de89089e47c8095
ripemd-160
975d10007fb267de457e4a55f96564a35745401c
Diameter
40378610
Circumference
126853144.53817
Area
1.2805384126451E+15
Volume
3.4470907436143E+22
Surface area
5.1221536505803E+15
Circumference
126853144.53817
Perimeter
80757220
Area
407608036383025
Diagonal
28551988.945887
Surface area
2445648218298150
Volume
8.229322966988E+21
Space diagonal
34968902.029504
Perimeter
60567915
Area
1.764994571472E+14
Altitude
17484451.014752
Surface area
1.764994571472E+14
Volume
9.698350124219E+20
Height
9517329.648629