209853906 is an even 9-digits composite number following 209853905
and preceding 209853907 . In scientific notation, it is written as 2.09853906 × 10^8.
The sum of its digits is 42. It has a total of 4 prime factors and 16 positive divisors.
There are 69885344 positive integers (up to 209853906) that are relatively prime to 209853906.
209853906 has 16 divisors, whose sum is 420103584
The reverse of 209853906 is 609358902
Previous prime number is 1097
Is Prime? no
Number parity even
Number length 9
Sum of Digits 42
Digital Root 6
Name
two hundred nine million eight hundred fifty-three thousand nine hundred six
Scientific notation
2.09853906 × 10^8
Engineering notation
2.09853906 × 10^6
Prime Factorization
2 × 3 × 1097 × 31883
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
209853906
Product of the distinct prime numbers
The prime factorization of 209853906 is 2 × 3 × 1097 × 31883.
Since it has a total of 4 prime factors.
1 , 10 , 16 , 54 , 926 , 483 , 9025 , 303 , 64229 , 54007 , 561089 , 628670 , 7430692 , 6041295 , 86272992 , 14688104 , 149730412 , 901686517 , 1029097432 , 5655662869
n×2
419707812
n×3
629561718
n×4
839415624
n×5
1049269530
n÷2
104926953
n÷3
69951302
n÷3
52463476.5
n÷5
41970781.2
n2
44038661863456836
n3
9.2416852070597E+24
n4
1.9394037387239E+33
n5
4.0699144988221E+41
2 √n
14486.335147303
3 √n
594.25432658063
4 √n
120.35919220111
5 √n
46.172502281164
1 , 2 , 3 , 6 , 1097 , 2194 , 3291 , 6582 , 31883 , 63766 , 95649 , 191298 , 34975651 , 69951302 , 104926953 , 209853906
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-209853905
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 209853906 can be divided by 16 positive divisors.
The sum of these divisors (counting 209853906) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1100100000100001110111010010
3
Ternary
112121212200102220
4
Quaternary
30200201313102
5
Quinary
412210311111
6
Senary
32453521510
8
Octal
1440416722
10
Decimal
209853906
12
Duodecimal
5a343296
16
Hexadecimal
c821dd2
20
Vigesimal
35bbef6
36
Base36
3gxwb6
md5
870fdf31933cda53b1830e2b1b6259b8
sha1
1fef9d65f146871839154fd28b98d7ac741745d8
sha256
74d1a527c49142a3337db0174b87113e0a011e0fafb530121d2524a23b21449c
sha512
f5e22699c47aceac19ec7650718649b5974077bfc924a649942887871a0d9c9ce3f8f78d09341bfbf5cc0cd60b72e3d30bd2b270dbc129506fe028b8c35a706c
ripemd-160
b6a0b2368f42421b8b65a9582ebf65f61336f18e
Diameter
419707812
Circumference
1318550978.8334
Area
1.3835153658416E+17
Volume
3.8711480471051E+25
Surface area
5.5340614633664E+17
Circumference
1318550978.8334
Perimeter
839415624
Area
44038661863456836
Diagonal
296778239.98217
Surface area
264231971180741016
Volume
9.2416852070597E+24
Space diagonal
363477627.35878
Perimeter
629561718
Area
1.9069299961213E+16
Altitude
181738813.67939
Surface area
1.9069299961213E+16
Volume
1.0891430465839E+24
Height
98926079.994056