221418 is an even 6-digits composite number following 221417
and preceding 221419 . In scientific notation, it is written as 2.21418 × 10^5.
The sum of its digits is 18. It has a total of 4 prime factors and 12 positive divisors.
There are 73800 positive integers (up to 221418) that are relatively prime to 221418.
221418 has 12 divisors, whose sum is 479778
The reverse of 221418 is 814122
Previous prime number is 3
Is Prime? no
Number parity even
Number length 6
Sum of Digits 18
Digital Root 9
Name
two hundred twenty-one thousand four hundred eighteen
Scientific notation
2.21418 × 10^5
Engineering notation
2.21418 × 10^3
Prime Factorization
2 × 3 × 3 × 12301
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
73806
Product of the distinct prime numbers
The prime factorization of 221418 is 2 × 3 × 3 × 12301.
Since it has a total of 4 prime factors.
8 , 5 , 94 , 37 , 708 , 97 , 7510 , 3668 , 64294 , 20858 , 502564 , 534095 , 5408089 , 7257314 , 376892 , 33457042 , 314671231 , 97899031 , 7830984012 , 4901922889
n×2
442836
n×3
664254
n×4
885672
n×5
1107090
n÷2
110709
n÷3
73806
n÷3
55354.5
n÷5
44283.6
n2
49025930724
n3
10855223529046632
n4
2.4035418833544E+21
n5
5.3218743672857E+26
2 √n
470.55074115339
3 √n
60.497529667136
4 √n
21.692181567408
5 √n
11.723103107325
1 , 2 , 3 , 6 , 9 , 18 , 12301 , 24602 , 36903 , 73806 , 110709 , 221418
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
-221417
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 221418 can be divided by 12 positive divisors.
The sum of these divisors (counting 221418) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
110110000011101010
3
Ternary
102020201200
4
Quaternary
312003222
5
Quinary
24041133
6
Senary
4425030
8
Octal
660352
10
Decimal
221418
12
Duodecimal
a8176
16
Hexadecimal
360ea
20
Vigesimal
17dai
36
Base36
4qui
md5
034abca439040d8d4c3fa7c0a9c26065
sha1
e0ff2fef701684764d7a5b4fcf19eff06cba9a62
sha256
4d2ef638418079efac45f1071512c531e00159a08ddda3019ec229ca6fa5b95b
sha512
c5aa1fe4b361af6dd1e09a428336e0d84d9777287b6a6bf5608dd357fa144a5646cd306a011f639e3d95ef5c3679e3ab49f755e21964998a5230eb16bf0a7667
ripemd-160
6bb10a67972b54c370b4bd751058d2fda68b378b
Diameter
442836
Circumference
1391210.3243451
Area
154019503797.92
Volume
4.5470253989237E+16
Surface area
616078015191.68
Circumference
1391210.3243451
Perimeter
885672
Area
49025930724
Diagonal
313132.33855353
Surface area
294155584344
Volume
10855223529046632
Space diagonal
383507.22571029
Perimeter
664254
Area
21228850725.58
Altitude
191753.61285514
Surface area
21228850725.58
Volume
1.2793003614474E+15
Height
104377.44618451