201991409 is an odd 9-digits composite number following 201991408
and preceding 201991410 . In scientific notation, it is written as 2.01991409 × 10^8.
The sum of its digits is 35. It has a total of 2 prime factors and 4 positive divisors.
There are 195026160 positive integers (up to 201991409) that are relatively prime to 201991409.
201991409 has 4 divisors, whose sum is 208956660
The reverse of 201991409 is 904199102
Previous prime number is 29
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 35
Digital Root 8
Name
two hundred one million nine hundred ninety-one thousand four hundred nine
Scientific notation
2.01991409 × 10^8
Engineering notation
2.01991409 × 10^6
Prime Factorization
29 × 6965221
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
201991409
Product of the distinct prime numbers
The prime factorization of 201991409 is 29 × 6965221.
Since it has a total of 2 prime factors.
3 , 6 , 37 , 99 , 310 , 441 , 6195 , 6055 , 67545 , 28285 , 115837 , 669567 , 9950564 , 6574401 , 87764961 , 69333741 , 903871292 , 22006660 , 2878978544 , 6509358461
n×2
403982818
n×3
605974227
n×4
807965636
n×5
1009957045
n÷2
100995704.5
n÷3
67330469.666667
n÷3
50497852.25
n÷5
40398281.8
n2
40800529309805281
n3
8.2413564032334E+24
n4
1.6646831919603E+33
n5
3.3625170348267E+41
2 √n
14212.368170013
3 √n
586.73811267586
4 √n
119.21563727135
5 √n
45.821212776431
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
-201991408
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 201991409 can be divided by 4 positive divisors.
The sum of these divisors (counting 201991409) is 1, the average is 0.25.
Base
System
Value
2
Binary
1100000010100010010011110001
3
Ternary
112002002020010022
4
Quaternary
30002202103301
5
Quinary
403202211114
6
Senary
32013213225
8
Octal
1402422361
10
Decimal
201991409
12
Duodecimal
57791215
16
Hexadecimal
c0a24f1
20
Vigesimal
3328ia9
36
Base36
3c9dkh
md5
39e328e795be4817d75073da83442af4
sha1
80ad87cfc70ee0c95afc7baece8b05da857178f6
sha256
a65661a455bbaa59cf4dfc13ba4bf7f54f91e0204a2f1ff315f12b322fe8c3b7
sha512
885c6273b5520af05039cd4b1e62fc6d0df3512b685a1ffb8c42c67aadb584c525ebcaf105838c533639bfda7a680efc7b8cb8e8f5de0e4deeb8c6ae1fa01675
ripemd-160
f4ee12e9e440f60fa0218ab126d6c5f2c1926d77
Diameter
403982818
Circumference
1269149453.2053
Area
1.2817864314226E+17
Volume
3.4521312976018E+25
Surface area
5.1271457256904E+17
Circumference
1269149453.2053
Perimeter
807965636
Area
40800529309805281
Diagonal
285658990.09065
Surface area
244803175858831686
Volume
8.2413564032334E+24
Space diagonal
349859383.08043
Perimeter
605974227
Area
1.7667147435071E+16
Altitude
174929691.54021
Surface area
1.7667147435071E+16
Volume
9.7125316648358E+23
Height
95219663.36355