209968487 is an odd 9-digits composite number following 209968486
and preceding 209968488 . In scientific notation, it is written as 2.09968487 × 10^8.
The sum of its digits is 53. It has a total of 3 prime factors and 8 positive divisors.
There are 190576800 positive integers (up to 209968487) that are relatively prime to 209968487.
209968487 has 8 divisors, whose sum is 212428320
The reverse of 209968487 is 784869902
Previous prime number is 103
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 53
Digital Root 8
Name
two hundred nine million nine hundred sixty-eight thousand four hundred eighty-seven
Scientific notation
2.09968487 × 10^8
Engineering notation
2.09968487 × 10^6
Prime Factorization
589 × 103 × 3461
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
209968487
Product of the distinct prime numbers
The prime factorization of 209968487 is 589 × 103 × 3461.
Since it has a total of 3 prime factors.
1 , 7 , 82 , 81 , 366 , 533 , 7689 , 4232 , 77065 , 64477 , 85244 , 571872 , 5842822 , 8160924 , 42683169 , 11708393 , 837808629 , 968341870 , 5941390349 , 8698824250
n×2
419936974
n×3
629905461
n×4
839873948
n×5
1049842435
n÷2
104984243.5
n÷3
69989495.666667
n÷3
52492121.75
n÷5
41993697.4
n2
44086765533069169
n3
9.2568314557023E+24
n4
1.9436428951678E+33
n5
4.0810375796669E+41
2 √n
14490.289403597
3 √n
594.36246191398
4 √n
120.37561797805
5 √n
46.177543251343
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
-209968486
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 209968487 can be divided by 8 positive divisors.
The sum of these divisors (counting 209968487) is 1, the average is 0.125.
Base
System
Value
2
Binary
1100100000111101110101100111
3
Ternary
112122002111121122
4
Quaternary
30200331311213
5
Quinary
412222442422
6
Senary
32500204155
8
Octal
1440756547
10
Decimal
209968487
12
Duodecimal
5a39965b
16
Hexadecimal
c83dd67
20
Vigesimal
35c6147
36
Base36
3h0cpz
md5
539b4427f5f271180b5f450ef7832ba6
sha1
d85fdebbb0adb1303a9f5cce27d410b4678128e4
sha256
5e294374cef43556c7b5a8e341334d07f2bec4119ac10f3860236d47e3641ede
sha512
9cc3d5d3f0e9469bfec963f3e43b7f33df9a09be31c1e799e6296b99dd38820d1c08b957e6530bcdd308071a2fd12a2b5d1faf3fc57a401680f8fa36a0e5842b
ripemd-160
5c4ecddb12394dfe5276701d2ec308b0be907fb3
Diameter
419936974
Circumference
1319270912.4891
Area
1.3850265871923E+17
Volume
3.8774924929004E+25
Surface area
5.540106348769E+17
Circumference
1319270912.4891
Perimeter
839873948
Area
44086765533069169
Diagonal
296940281.98636
Surface area
264520593198415014
Volume
9.2568314557023E+24
Space diagonal
363676087.47237
Perimeter
629905461
Area
1.9090129461163E+16
Altitude
181838043.73618
Surface area
1.9090129461163E+16
Volume
1.0909280491047E+24
Height
98980093.995453