216243 is an odd 6-digits composite number following 216242
and preceding 216244 . In scientific notation, it is written as 2.16243 × 10^5.
The sum of its digits is 18. It has a total of 2 prime factors and 4 positive divisors.
There are 144144 positive integers (up to 216243) that are relatively prime to 216243.
216243 has 4 divisors, whose sum is 224280
The reverse of 216243 is 342612
Previous prime number is 27
Is Prime? no
Number parity odd
Number length 6
Sum of Digits 18
Digital Root 9
Name
two hundred sixteen thousand two hundred forty-three
Scientific notation
2.16243 × 10^5
Engineering notation
2.16243 × 10^3
Prime Factorization
27 × 8009
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
216243
Product of the distinct prime numbers
The prime factorization of 216243 is 27 × 8009.
Since it has a total of 2 prime factors.
4 , 4 , 34 , 4 , 825 , 582 , 799 , 6727 , 5730 , 32011 , 482925 , 230586 , 7260681 , 9895005 , 64831365 , 56797287 , 344465484 , 63470290 , 7894213424 , 5575546197
n×2
432486
n×3
648729
n×4
864972
n×5
1081215
n÷2
108121.5
n÷3
72081
n÷3
54060.75
n÷5
43248.6
n2
46761035049
n3
10111746502100907
n4
2.1865943988538E+21
n5
4.7283573259134E+26
2 √n
465.01935443592
3 √n
60.022491567769
4 √n
21.564307418415
5 √n
11.667784830764
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-216242
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 216243 can be divided by 4 positive divisors.
The sum of these divisors (counting 216243) is 1, the average is 0.25.
Base
System
Value
2
Binary
110100110010110011
3
Ternary
101222122000
4
Quaternary
310302303
5
Quinary
23404433
6
Senary
4345043
8
Octal
646263
10
Decimal
216243
12
Duodecimal
a5183
16
Hexadecimal
34cb3
20
Vigesimal
170c3
36
Base36
4mur
md5
cb97708762668e1563b1df0b3d4d0184
sha1
327fd7f11eafd76a23d47cf514dfb0276d085725
sha256
15121dc5d4e14b8c1433e135004b14b931328f6fadc1c225fef8d162c35c3a30
sha512
a5a6dec1f111c7e4eca8640bda6e7e3a3a9abd1473de147cb553947267a1084755ce24d935e47937d019f24c4ff0638357394a1c01740bc230c1b7cb3fdbaa07
ripemd-160
62ea0e6601784079fd95da9abc648a0344f3aaf9
Diameter
432486
Circumference
1358694.8403804
Area
146904124184.19
Volume
4.2355984701283E+16
Surface area
587616496736.77
Circumference
1358694.8403804
Perimeter
864972
Area
46761035049
Diagonal
305813.78336825
Surface area
280566210294
Volume
10111746502100907
Space diagonal
374543.86278112
Perimeter
648729
Area
20248122129.844
Altitude
187271.93139056
Surface area
20248122129.844
Volume
1.1916807535458E+15
Height
101937.92778942