218900 is an even 6-digits composite number following 218899
and preceding 218901 . In scientific notation, it is written as 2.18900 × 10^5.
The sum of its digits is 20. It has a total of 4 prime factors and 12 positive divisors.
There are 79200 positive integers (up to 218900) that are relatively prime to 218900.
218900 has 12 divisors, whose sum is 386400
The reverse of 218900 is 009812
Previous prime number is 275
Is Prime? no
Number parity even
Number length 6
Sum of Digits 20
Digital Root 2
Name
two hundred eighteen thousand nine hundred
Scientific notation
2.18900 × 10^5
Engineering notation
2.18900 × 10^3
Prime Factorization
2 × 2 × 275 × 199
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
109450
Product of the distinct prime numbers
The prime factorization of 218900 is 2 × 2 × 275 × 199.
Since it has a total of 4 prime factors.
5 , 6 , 18 , 2 , 468 , 223 , 1816 , 6183 , 52874 , 84421 , 414946 , 522116 , 3957842 , 2304703 , 73291132 , 33826173 , 800211219 , 347727201 , 6219675109 , 339163965
n×2
437800
n×3
656700
n×4
875600
n×5
1094500
n÷2
109450
n÷3
72966.666666667
n÷3
54725
n÷5
43780
n2
47917210000
n3
10489077269000000
n4
2.2960590141841E+21
n5
5.026073182049E+26
2 √n
467.86750261158
3 √n
60.267325699148
4 √n
21.630245089032
5 √n
11.696317593926
1 , 2 , 4 , 199 , 275 , 398 , 550 , 796 , 1100 , 54725 , 109450 , 218900
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-218899
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 218900 can be divided by 12 positive divisors.
The sum of these divisors (counting 218900) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
110101011100010100
3
Ternary
102010021102
4
Quaternary
311130110
5
Quinary
24001100
6
Senary
4405232
8
Octal
653424
10
Decimal
218900
12
Duodecimal
a6818
16
Hexadecimal
35714
20
Vigesimal
17750
36
Base36
4owk
md5
779c95fa22cb54d6bc8aa4fb9eedb07c
sha1
e2a6df2c3d72dc98f683aededfa5629fb2b90aa7
sha256
afc94f064c4742e5a420e69e26152e63f7ae446b5b2714e5b06d676db2564774
sha512
4da4495a194705ec4164c02916573e2a3d305ac63a261aa9480338a25d37812830d5df7eb44899166758544c4dd1038cac14ca8b05307e89e6fb5884f67e244e
ripemd-160
3d655ab15ccc3795c8bb87635ca0b91c281840b7
Diameter
437800
Circumference
1375389.2637416
Area
150536354916.52
Volume
4.3936544121635E+16
Surface area
602145419666.08
Circumference
1375389.2637416
Perimeter
875600
Area
47917210000
Diagonal
309571.34880347
Surface area
287503260000
Volume
10489077269000000
Space diagonal
379145.92177683
Perimeter
656700
Area
20748760569.237
Altitude
189572.96088841
Surface area
20748760569.237
Volume
1.2361496108833E+15
Height
103190.44960116