20189493 is an odd 8-digits composite number following 20189492
and preceding 20189494 . In scientific notation, it is written as 2.0189493 × 10^7.
The sum of its digits is 36. It has a total of 3 prime factors and 6 positive divisors.
There are 13459608 positive integers (up to 20189493) that are relatively prime to 20189493.
20189493 has 6 divisors, whose sum is 22682114
The reverse of 20189493 is 39498102
Previous prime number is 9
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
twenty million one hundred eighty-nine thousand four hundred ninety-three
Scientific notation
2.0189493 × 10^7
Engineering notation
2.0189493 × 10^6
Prime Factorization
9 × 9 × 249253
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
2243277
Product of the distinct prime numbers
The prime factorization of 20189493 is 9 × 9 × 249253.
Since it has a total of 3 prime factors.
1 , 10 , 91 , 53 , 927 , 809 , 5187 , 1376 , 31716 , 67907 , 761133 , 686943 , 5352382 , 3982957 , 726527 , 76806181 , 20264907 , 945313546 , 1334976796 , 9413328841
n×2
40378986
n×3
60568479
n×4
80757972
n×5
100947465
n÷2
10094746.5
n÷3
6729831
n÷3
5047373.25
n÷5
4037898.6
n2
407615627597049
n3
8.2295528600612E+21
n4
1.6615049986134E+29
n5
3.3544943538969E+36
2 √n
4493.271970402
3 √n
272.2963402666
4 √n
67.031872794977
5 √n
28.908468379471
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20189492
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20189493 can be divided by 6 positive divisors.
The sum of these divisors (counting 20189493) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
1001101000001000100110101
3
Ternary
1101222201210000
4
Quaternary
1031001010311
5
Quinary
20132030433
6
Senary
2000421513
8
Octal
115010465
10
Decimal
20189493
12
Duodecimal
6917899
16
Hexadecimal
1341135
20
Vigesimal
663ded
36
Base36
c0qb9
md5
7b965ed361cf1c1b22f8e16627205581
sha1
a8bee8a2d135a43c7cfb0f566e4944e3636192d4
sha256
6688788558a95a94e4bb77d1462bdecf464d02806968b038b36b22d00ed923b7
sha512
d1cbc8fd1028290141dc6369548eb54c731a26c533a57aa50758c670d070dfc34193771895bbbaf507fdf7f17063ed647f071256ade57898a7ce3b5c9cd262be
ripemd-160
818602cea03116ac4caa3beb9d9200b813dc38c8
Diameter
40378986
Circumference
126854325.77701
Area
1.2805622611473E+15
Volume
3.4471870409996E+22
Surface area
5.1222490445891E+15
Circumference
126854325.77701
Perimeter
80757972
Area
407615627597049
Diagonal
28552254.818037
Surface area
2445693765582294
Volume
8.2295528600612E+21
Space diagonal
34969227.655056
Perimeter
60568479
Area
1.7650274423929E+14
Altitude
17484613.827528
Surface area
1.7650274423929E+14
Volume
9.6986210558041E+20
Height
9517418.2726789