209439485 is an odd 9-digits composite number following 209439484
and preceding 209439486 . In scientific notation, it is written as 2.09439485 × 10^8.
The sum of its digits is 44. It has a total of 3 prime factors and 8 positive divisors.
There are 167270400 positive integers (up to 209439485) that are relatively prime to 209439485.
209439485 has 8 divisors, whose sum is 251749176
The reverse of 209439485 is 584934902
Previous prime number is 601
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 44
Digital Root 8
Name
two hundred nine million four hundred thirty-nine thousand four hundred eighty-five
Scientific notation
2.09439485 × 10^8
Engineering notation
2.09439485 × 10^6
Prime Factorization
5 × 601 × 69697
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
209439485
Product of the distinct prime numbers
The prime factorization of 209439485 is 5 × 601 × 69697.
Since it has a total of 3 prime factors.
9 , 9 , 75 , 99 , 812 , 273 , 3227 , 8875 , 63965 , 87813 , 622433 , 39680 , 8591462 , 2889832 , 35250005 , 86531390 , 84438262 , 432426738 , 4352026032 , 9234791058
n×2
418878970
n×3
628318455
n×4
837757940
n×5
1047197425
n÷2
104719742.5
n÷3
69813161.666667
n÷3
52359871.25
n÷5
41887897
n2
43864897877065225
n3
9.1870416209501E+24
n4
1.9241292657654E+33
n5
4.0298864249533E+41
2 √n
14472.024219162
3 √n
593.8628895599
4 √n
120.29972659637
5 √n
46.154251500965
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-209439484
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 209439485 can be divided by 8 positive divisors.
The sum of these divisors (counting 209439485) is 1, the average is 0.125.
Base
System
Value
2
Binary
1100011110111100101011111101
3
Ternary
112121002121221222
4
Quaternary
30132330223331
5
Quinary
412104030420
6
Senary
32441003125
8
Octal
1436745375
10
Decimal
209439485
12
Duodecimal
5a1834a5
16
Hexadecimal
c7bcafd
20
Vigesimal
358jie5
36
Base36
3gp0jh
md5
d57a7437ed50c6c681fb52cd00c02302
sha1
2c6a3b782447e5e9d1aee68df95130709c067e75
sha256
4cff0cc75a9b55424b093116f253f7672c5dbc02aa594c3bd063344082650658
sha512
6ddd1cd8b9589e83a30e66b518bb865c2cce2c9a489b96a77f474fb3870d359240eb8e6c15ffe9766eb52bc9fc27631587b7ca43880a7f0f8e00cd2e835fd00c
ripemd-160
0eac9c31b1ee00c49a570ae7ed6b0379ce3c4ae3
Diameter
418878970
Circumference
1315947094.8953
Area
1.3780564092105E+17
Volume
3.8482589952801E+25
Surface area
5.5122256368422E+17
Circumference
1315947094.8953
Perimeter
837757940
Area
43864897877065225
Diagonal
296192160.18344
Surface area
263189387262391350
Volume
9.1870416209501E+24
Space diagonal
362759829.13106
Perimeter
628318455
Area
1.8994057947974E+16
Altitude
181379914.56553
Surface area
1.8994057947974E+16
Volume
1.0827032382028E+24
Height
98730720.061145