243908 is an even 6-digits composite number following 243907
and preceding 243909 . In scientific notation, it is written as 2.43908 × 10^5.
The sum of its digits is 26. It has a total of 5 prime factors and 24 positive divisors.
There are 100800 positive integers (up to 243908) that are relatively prime to 243908.
243908 has 24 divisors, whose sum is 505344
The reverse of 243908 is 809342
Previous prime number is 31
Is Prime? no
Number parity even
Number length 6
Sum of Digits 26
Digital Root 8
Name
two hundred forty-three thousand nine hundred eight
Scientific notation
2.43908 × 10^5
Engineering notation
2.43908 × 10^3
Prime Factorization
2 × 2 × 7 × 31 × 281
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
121954
Product of the distinct prime numbers
The prime factorization of 243908 is 2 × 2 × 7 × 31 × 281.
Since it has a total of 5 prime factors.
4 , 5 , 11 , 50 , 371 , 941 , 2094 , 6689 , 74079 , 78422 , 52694 , 696564 , 4176613 , 4615772 , 89333065 , 72620165 , 324541678 , 489745910 , 8343227324 , 2076418352
n×2
487816
n×3
731724
n×4
975632
n×5
1219540
n÷2
121954
n÷3
81302.666666667
n÷3
60977
n÷5
48781.6
n2
59491112464
n3
14510358258869312
n4
3.5391924622043E+21
n5
8.6323735507133E+26
2 √n
493.8704283514
3 √n
62.48014302521
4 √n
22.223195727694
5 √n
11.952127270454
1 , 2 , 4 , 7 , 14 , 28 , 31 , 62 , 124 , 217 , 281 , 434 , 562 , 868 , 1124 , 1967 , 3934 , 7868 , 8711 , 17422 , 34844 , 60977 , 121954 , 243908
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
-243907
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 243908 can be divided by 24 positive divisors.
The sum of these divisors (counting 243908) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
111011100011000100
3
Ternary
110101120122
4
Quaternary
323203010
5
Quinary
30301113
6
Senary
5121112
8
Octal
734304
10
Decimal
243908
12
Duodecimal
b9198
16
Hexadecimal
3b8c4
20
Vigesimal
1a9f8
36
Base36
5878
md5
35d942d4786cf125e4f77f45425ccd2d
sha1
0911c171e424ac8c0ad3b3249478f0453243d9a5
sha256
64add47cc72ea744f91119dac9964319ccd16fa3a776a14f29117e42edd382bd
sha512
2bbc03f40f296b4b19bb7dae22e8cf5e8e59866fe3d96eefe4e84e5c7f633547db404d0a5b7a33d5b961438b0cc3ef78e2bd7d1bcbe559610a505ac38130b51b
ripemd-160
353a04601c056751c5570b6486c6f64218a33316
Diameter
487816
Circumference
1532519.1619036
Area
186896841870.79
Volume
6.0780846542693E+16
Surface area
747587367483.15
Circumference
1532519.1619036
Perimeter
975632
Area
59491112464
Diagonal
344938.0015713
Surface area
356946674784
Volume
14510358258869312
Space diagonal
422461.04837251
Perimeter
731724
Area
25760407346.611
Altitude
211230.52418625
Surface area
25760407346.611
Volume
1.7100621203821E+15
Height
114979.3338571