20189406 is an even 8-digits composite number following 20189405
and preceding 20189407 . In scientific notation, it is written as 2.0189406 × 10^7.
The sum of its digits is 30. It has a total of 4 prime factors and 16 positive divisors.
There are 6703104 positive integers (up to 20189406) that are relatively prime to 20189406.
20189406 has 16 divisors, whose sum is 40539024
The reverse of 20189406 is 60498102
Previous prime number is 257
Is Prime? no
Number parity even
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty million one hundred eighty-nine thousand four hundred six
Scientific notation
2.0189406 × 10^7
Engineering notation
2.0189406 × 10^6
Prime Factorization
2 × 3 × 257 × 13093
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20189406
Product of the distinct prime numbers
The prime factorization of 20189406 is 2 × 3 × 257 × 13093.
Since it has a total of 4 prime factors.
6 , 2 , 79 , 31 , 771 , 197 , 6542 , 1607 , 20460 , 66537 , 153508 , 583078 , 9359796 , 2724107 , 71212571 , 92876623 , 797077712 , 431707016 , 7170812752 , 9658829641
n×2
40378812
n×3
60568218
n×4
80757624
n×5
100947030
n÷2
10094703
n÷3
6729802
n÷3
5047351.5
n÷5
4037881.2
n2
407612114632836
n3
8.2294464728409E+21
n4
1.6614763599545E+29
n5
3.3544220790524E+36
2 √n
4493.2622892504
3 √n
272.29594914211
4 √n
67.031800581891
5 √n
28.908443465115
1 , 2 , 3 , 6 , 257 , 514 , 771 , 1542 , 13093 , 26186 , 39279 , 78558 , 3364901 , 6729802 , 10094703 , 20189406
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
-20189405
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 20189406 can be divided by 16 positive divisors.
The sum of these divisors (counting 20189406) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001101000001000011011110
3
Ternary
1101222201122210
4
Quaternary
1031001003132
5
Quinary
20132030111
6
Senary
2000421250
8
Octal
115010336
10
Decimal
20189406
12
Duodecimal
6917826
16
Hexadecimal
13410de
20
Vigesimal
663da6
36
Base36
c0q8u
md5
93b8431af69345a9247cbfd1a7fcbac7
sha1
a5da9238e8574597a0df0a9764251e9defc0c615
sha256
edba28becfdfedb1946771f37210e5620a8ce81e7642af616950a61bfc613a31
sha512
c65e018b9b48aa44a8632a1a9c29ff8dfc0e5959e0f955983382a0691f4d14670dd675c5f2255be4d6fbbf4ce2f54fc4a105abc69f21fdacc392cea398aacdde
ripemd-160
b71e63d7b10ab1d9d2bf4a2dffafd8888db2fe86
Diameter
40378812
Circumference
126853779.13988
Area
1.2805512248447E+15
Volume
3.447142477625E+22
Surface area
5.1222048993789E+15
Circumference
126853779.13988
Perimeter
80757624
Area
407612114632836
Diagonal
28552131.781457
Surface area
2445672687797016
Volume
8.2294464728409E+21
Space diagonal
34969076.966636
Perimeter
60568218
Area
1.7650122308117E+14
Altitude
17484538.483318
Surface area
1.7650122308117E+14
Volume
9.6984956772625E+20
Height
9517377.2604856