20189555 is an odd 8-digits composite number following 20189554
and preceding 20189556 . In scientific notation, it is written as 2.0189555 × 10^7.
The sum of its digits is 35. It has a total of 4 prime factors and 16 positive divisors.
There are 15500160 positive integers (up to 20189555) that are relatively prime to 20189555.
20189555 has 16 divisors, whose sum is 25225344
The reverse of 20189555 is 55598102
Previous prime number is 47
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
twenty million one hundred eighty-nine thousand five hundred fifty-five
Scientific notation
2.0189555 × 10^7
Engineering notation
2.0189555 × 10^6
Prime Factorization
5 × 53 × 47 × 1621
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20189555
Product of the distinct prime numbers
The prime factorization of 20189555 is 5 × 53 × 47 × 1621.
Since it has a total of 4 prime factors.
10 , 3 , 48 , 73 , 855 , 487 , 6078 , 2431 , 46138 , 63696 , 321570 , 939407 , 9707416 , 2492271 , 41231760 , 32595234 , 300408204 , 116408579 , 1602045973 , 7161022532
n×2
40379110
n×3
60568665
n×4
80758220
n×5
100947775
n÷2
10094777.5
n÷3
6729851.6666667
n÷3
5047388.75
n÷5
4037911
n2
407618131098025
n3
8.2296286768008E+21
n4
1.6615254079985E+29
n5
3.3545458608682E+36
2 √n
4493.2788696007
3 √n
272.29661899831
4 √n
67.031924257034
5 √n
28.908486134477
1 , 5 , 47 , 53 , 235 , 265 , 1621 , 2491 , 8105 , 12455 , 76187 , 85913 , 380935 , 429565 , 4037911 , 20189555
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
-20189554
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 20189555 can be divided by 16 positive divisors.
The sum of these divisors (counting 20189555) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001101000001000101110011
3
Ternary
1101222201212022
4
Quaternary
1031001011303
5
Quinary
20132031210
6
Senary
2000422055
8
Octal
115010563
10
Decimal
20189555
12
Duodecimal
691792b
16
Hexadecimal
1341173
20
Vigesimal
663dhf
36
Base36
c0qcz
md5
632193308695da7f54f657c57fde49ad
sha1
d7aaa9da5f878fc1b4db17e1f6b4981916a0e035
sha256
c2f95ffdb9158706f520c2bdf67547632c78e3ffa50967b24a8701cee78a4d18
sha512
a1e3125b323e100b68c1b7ee75cb3b34ea1b7783d4f063df8a29fb2621ac4ad79e7716ed393d502f40f755e3569d631d824ea1da6e58a721a581d837d6c4cdd7
ripemd-160
bac15dc14f86d41d2c58a6def8432e8e9827f9ad
Diameter
40379110
Circumference
126854715.33449
Area
1.2805701261276E+15
Volume
3.4472187990412E+22
Surface area
5.1222805045102E+15
Circumference
126854715.33449
Perimeter
80758220
Area
407618131098025
Diagonal
28552342.499278
Surface area
2445708786588150
Volume
8.2296286768008E+21
Space diagonal
34969335.042206
Perimeter
60568665
Area
1.7650382828701E+14
Altitude
17484667.521103
Surface area
1.7650382828701E+14
Volume
9.6987104066885E+20
Height
9517447.4997592