209148907 is an odd 9-digits composite number following 209148906
and preceding 209148908 . In scientific notation, it is written as 2.09148907 × 10^8.
The sum of its digits is 40. It has a total of 2 prime factors and 4 positive divisors.
There are 190135360 positive integers (up to 209148907) that are relatively prime to 209148907.
209148907 has 4 divisors, whose sum is 228162456
The reverse of 209148907 is 709841902
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 40
Digital Root 4
Name
two hundred nine million one hundred forty-eight thousand nine hundred seven
Scientific notation
2.09148907 × 10^8
Engineering notation
2.09148907 × 10^6
Prime Factorization
11 × 19013537
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
209148907
Product of the distinct prime numbers
The prime factorization of 209148907 is 11 × 19013537.
Since it has a total of 2 prime factors.
9 , 4 , 7 , 87 , 219 , 513 , 8783 , 8893 , 60351 , 25379 , 495125 , 215517 , 2547210 , 1867021 , 79047847 , 33354634 , 324475906 , 420277311 , 4399247565 , 905193363
n×2
418297814
n×3
627446721
n×4
836595628
n×5
1045744535
n÷2
104574453.5
n÷3
69716302.333333
n÷3
52287226.75
n÷5
41829781.4
n2
43743265299294649
n3
9.1488561259585E+24
n4
1.9134732590445E+33
n5
4.0020084070288E+41
2 √n
14461.981434091
3 √n
593.58811908923
4 √n
120.25797867124
5 √n
46.14143743285
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
-209148906
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 209148907 can be divided by 4 positive divisors.
The sum of these divisors (counting 209148907) is 1, the average is 0.25.
Base
System
Value
2
Binary
1100011101110101101111101011
3
Ternary
112120112212100211
4
Quaternary
30131311233223
5
Quinary
412020231112
6
Senary
32430441551
8
Octal
1435655753
10
Decimal
209148907
12
Duodecimal
5a0632b7
16
Hexadecimal
c775beb
20
Vigesimal
3573c57
36
Base36
3gisbv
md5
b714f0b54662cb5207f03b362800494b
sha1
0e9399c997f4267ec24494793157ed647a5a35a8
sha256
7207485cc890a3ea304d326a220d94bb9fc401be3bffffd04228e562d1c7d99e
sha512
ea5cef95af200e77991d6eded2a04189b98c5abdb114e32d91f00b55af47cba9b41aa29e589da0aadb5fb2bf68f585575a821e84bfcf4b4dbeacf20cf427eebf
ripemd-160
393a4d752c074a7c3b8586f7d33a518f367642b9
Diameter
418297814
Circumference
1314121339.4751
Area
1.3742352090829E+17
Volume
3.8322638925415E+25
Surface area
5.4969408363317E+17
Circumference
1314121339.4751
Perimeter
836595628
Area
43743265299294649
Diagonal
295781220.83491
Surface area
262459591795767894
Volume
9.1488561259585E+24
Space diagonal
362256533.2715
Perimeter
627446721
Area
1.8941389496836E+16
Altitude
181128266.63575
Surface area
1.8941389496836E+16
Volume
1.0782030344609E+24
Height
98593740.278303