199938909 is an odd 9-digits composite number following 199938908
and preceding 199938910 . In scientific notation, it is written as 1.99938909 × 10^8.
The sum of its digits is 57. It has a total of 3 prime factors and 8 positive divisors.
There are 133212816 positive integers (up to 199938909) that are relatively prime to 199938909.
199938909 has 8 divisors, whose sum is 266744800
The reverse of 199938909 is 909839991
Previous prime number is 1747
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 57
Digital Root 3
Name
one hundred ninety-nine million nine hundred thirty-eight thousand nine hundred nine
Scientific notation
1.99938909 × 10^8
Engineering notation
1.99938909 × 10^6
Prime Factorization
3 × 1747 × 38149
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
199938909
Product of the distinct prime numbers
The prime factorization of 199938909 is 3 × 1747 × 38149.
Since it has a total of 3 prime factors.
7 , 1 , 44 , 86 , 427 , 380 , 8042 , 8925 , 17879 , 54119 , 463904 , 671748 , 7716768 , 3901026 , 96022790 , 35745711 , 654588988 , 316039875 , 9854972540 , 9655271491
n×2
399877818
n×3
599816727
n×4
799755636
n×5
999694545
n÷2
99969454.5
n÷3
66646303
n÷3
49984727.25
n÷5
39987781.8
n2
39975567332110281
n3
7.9926713190382E+24
n4
1.5980459835241E+33
n5
3.1951157047764E+41
2 √n
14139.97556575
3 √n
584.74399785635
4 √n
118.91162922839
5 √n
45.727711129035
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
-199938908
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 199938909 can be divided by 8 positive divisors.
The sum of these divisors (counting 199938909) is 1, the average is 0.125.
Base
System
Value
2
Binary
1011111010101101001101011101
3
Ternary
111221012221121210
4
Quaternary
23322231031131
5
Quinary
402141021114
6
Senary
31501215033
8
Octal
1372551535
10
Decimal
199938909
12
Duodecimal
56b61479
16
Hexadecimal
bead35d
20
Vigesimal
329c759
36
Base36
3b1dul
md5
19b309af252c76129e784c533ffe8492
sha1
eba734aea767df2f8d842edf011de668e2cfa677
sha256
609ad38c3c54f52371df6a332537aac6fb7ebdda2f88e07c8c413973e4c5f961
sha512
6d4110770977d5dd8ea52d728320746f9690f698ca3c8c00b658427a4a333f2f5e5be465327a0feb284d44e497824557d88e43a9917e7bc3e8ca1644f1e03c8b
ripemd-160
c0f145f1d12cc6d42960ab0e340cced05e3cf8cc
Diameter
399877818
Circumference
1256253215.3623
Area
1.2558694865364E+17
Volume
3.3479623331264E+25
Surface area
5.0234779461457E+17
Circumference
1256253215.3623
Perimeter
799755636
Area
39975567332110281
Diagonal
282756316.75388
Surface area
239853403992661686
Volume
7.9926713190382E+24
Space diagonal
346304348.79789
Perimeter
599816727
Area
1.7309928420151E+16
Altitude
173152174.39895
Surface area
1.7309928420151E+16
Volume
9.4194534824785E+23
Height
94252105.584627