221382 is an even 6-digits composite number following 221381
and preceding 221383 . In scientific notation, it is written as 2.21382 × 10^5.
The sum of its digits is 18. It has a total of 5 prime factors and 24 positive divisors.
There are 63000 positive integers (up to 221382) that are relatively prime to 221382.
221382 has 24 divisors, whose sum is 491400
The reverse of 221382 is 283122
Previous prime number is 49
Is Prime? no
Number parity even
Number length 6
Sum of Digits 18
Digital Root 9
Name
two hundred twenty-one thousand three hundred eighty-two
Scientific notation
2.21382 × 10^5
Engineering notation
2.21382 × 10^3
Prime Factorization
2 × 3 × 3 × 49 × 251
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
73794
Product of the distinct prime numbers
The prime factorization of 221382 is 2 × 3 × 3 × 49 × 251.
Since it has a total of 5 prime factors.
5 , 7 , 49 , 93 , 385 , 789 , 4303 , 2457 , 88139 , 44372 , 632152 , 54323 , 5146870 , 4164015 , 91031522 , 73990286 , 989905795 , 795285669 , 8852456294 , 1068116892
n×2
442764
n×3
664146
n×4
885528
n×5
1106910
n÷2
110691
n÷3
73794
n÷3
55345.5
n÷5
44276.4
n2
49009989924
n3
10849929589354968
n4
2.4019791123506E+21
n5
5.317549398504E+26
2 √n
470.51248655057
3 √n
60.494250757091
4 √n
21.69129978933
5 √n
11.722721874398
1 , 2 , 3 , 6 , 9 , 18 , 49 , 98 , 147 , 251 , 294 , 441 , 502 , 753 , 882 , 1506 , 2259 , 4518 , 12299 , 24598 , 36897 , 73794 , 110691 , 221382
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-221381
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 221382 can be divided by 24 positive divisors.
The sum of these divisors (counting 221382) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
110110000011000110
3
Ternary
102020200100
4
Quaternary
312003012
5
Quinary
24041012
6
Senary
4424530
8
Octal
660306
10
Decimal
221382
12
Duodecimal
a8146
16
Hexadecimal
360c6
20
Vigesimal
17d92
36
Base36
4qti
md5
28105e27a6b773b9f9707fd1355c688e
sha1
7750d5565cae40c44874d5ff1506ab85a2ca1f4f
sha256
e113b867337ae0260dbf9d01a705a4e5d07d2223d8c2bf3dd5f0c9a67d97e90f
sha512
37e666c9a0983653413b9104a57c3a56083be07a917e2fce0082c8169de0c5b9302a0730ecf37381df906b080debf2cc3582eabf1a9a7292ffda9dd5eb197cb9
ripemd-160
01bbcafa709af24ef29bd38f7111ad870dacf2cd
Diameter
442764
Circumference
1390984.129674
Area
153969424297.75
Volume
4.5448078786512E+16
Surface area
615877697190.99
Circumference
1390984.129674
Perimeter
885528
Area
49009989924
Diagonal
313081.42686528
Surface area
294059939544
Volume
10849929589354968
Space diagonal
383444.87188121
Perimeter
664146
Area
21221948156.702
Altitude
191722.43594061
Surface area
21221948156.702
Volume
1.2786764646716E+15
Height
104360.47562176