199891731 is an odd 9-digits composite number following 199891730
and preceding 199891732 . In scientific notation, it is written as 1.99891731 × 10^8.
The sum of its digits is 48. It has a total of 3 prime factors and 8 positive divisors.
There are 123010272 positive integers (up to 199891731) that are relatively prime to 199891731.
199891731 has 8 divisors, whose sum is 287024080
The reverse of 199891731 is 137198991
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 48
Digital Root 3
Name
one hundred ninety-nine million eight hundred ninety-one thousand seven hundred thirty-one
Scientific notation
1.99891731 × 10^8
Engineering notation
1.99891731 × 10^6
Prime Factorization
3 × 13 × 5125429
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
199891731
Product of the distinct prime numbers
The prime factorization of 199891731 is 3 × 13 × 5125429.
Since it has a total of 3 prime factors.
6 , 6 , 46 , 2 , 185 , 842 , 881 , 8348 , 94050 , 63649 , 288245 , 582176 , 7926979 , 8633592 , 37049504 , 29569271 , 218145378 , 615535171 , 4002544061 , 2297078042
n×2
399783462
n×3
599675193
n×4
799566924
n×5
999458655
n÷2
99945865.5
n÷3
66630577
n÷3
49972932.75
n÷5
39978346.2
n2
39956704122176361
n3
7.9870147520367E+24
n4
1.5965382043071E+33
n5
3.1913478526659E+41
2 √n
14138.307218334
3 √n
584.6980017692
4 √n
118.90461394889
5 √n
45.725552924195
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
-199891730
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 199891731 can be divided by 8 positive divisors.
The sum of these divisors (counting 199891731) is 1, the average is 0.125.
Base
System
Value
2
Binary
1011111010100001101100010011
3
Ternary
111221010112220110
4
Quaternary
23322201230103
5
Quinary
402133013411
6
Senary
31500212403
8
Octal
1372415423
10
Decimal
199891731
12
Duodecimal
56b3a103
16
Hexadecimal
bea1b13
20
Vigesimal
329696b
36
Base36
3b0dg3
md5
93a341321c4ee2c552e97adfe7d521c7
sha1
69835ed4f565805bd68243a7934422b93a2cd8f7
sha256
9a6ef0b701c2ed7b1248285fdd5a637b137828e97963b26887d2fc2784a6b688
sha512
04718b948ab38b5a1c0e9d36caeb8f10464f3b4113bb400cd9ed5671726e26678f1d870795d246df16221ebf1c324b966d7b7adee2897d1a92ca456ddf68e8f7
ripemd-160
5e76267d88f5e3ede258461e12949472d0bc2194
Diameter
399783462
Circumference
1255956787.2459
Area
1.2552768813189E+17
Volume
3.3455929158816E+25
Surface area
5.0211075252756E+17
Circumference
1255956787.2459
Perimeter
799566924
Area
39956704122176361
Diagonal
282689596.98643
Surface area
239740224733058166
Volume
7.9870147520367E+24
Space diagonal
346222634.10489
Perimeter
599675193
Area
1.7301760410652E+16
Altitude
173111317.05245
Surface area
1.7301760410652E+16
Volume
9.4127871543369E+23
Height
94229865.662145