199749 is an odd 6-digits composite number following 199748
and preceding 199750 . In scientific notation, it is written as 1.99749 × 10^5.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 121040 positive integers (up to 199749) that are relatively prime to 199749.
199749 has 8 divisors, whose sum is 290592
The reverse of 199749 is 947991
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 6
Sum of Digits 39
Digital Root 3
Name
one hundred ninety-nine thousand seven hundred forty-nine
Scientific notation
1.99749 × 10^5
Engineering notation
1.99749 × 10^3
Prime Factorization
3 × 11 × 6053
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
199749
Product of the distinct prime numbers
The prime factorization of 199749 is 3 × 11 × 6053.
Since it has a total of 3 prime factors.
5 , 2 , 8 , 69 , 686 , 614 , 3393 , 8622 , 21825 , 28822 , 213249 , 697803 , 2949357 , 1685176 , 95172448 , 49132548 , 85484710 , 994983777 , 3863009092 , 5399671126
n×2
399498
n×3
599247
n×4
798996
n×5
998745
n÷2
99874.5
n÷3
66583
n÷3
49937.25
n÷5
39949.8
n2
39899663001
n3
7969917784786749
n4
1.5919831075934E+21
n5
3.1799703375867E+26
2 √n
446.93288086691
3 √n
58.455880241148
4 √n
21.140787139246
5 √n
11.484098868626
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
-199748
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 199749 can be divided by 8 positive divisors.
The sum of these divisors (counting 199749) is 1, the average is 0.125.
Base
System
Value
2
Binary
110000110001000101
3
Ternary
101011000010
4
Quaternary
300301011
5
Quinary
22342444
6
Senary
4140433
8
Octal
606105
10
Decimal
199749
12
Duodecimal
97719
16
Hexadecimal
30c45
20
Vigesimal
14j79
36
Base36
4a4l
md5
569aca58ef2ca5a6fc3afc57e4daad2d
sha1
5e74790c922fd2cad6f29ccb1821d1b270f89311
sha256
41e54fa2068406aa2214748fe73d1a36e71e5deb40e09427e136f99d8b6891f1
sha512
702985ae87e1698aafad2c58ec9d0cda5d42bd1ccb97f2460760831ce47bd1dc33e3739d72c4ac8e865dbdba72a71123f6fe654ba3cce0daccd8b8e284915a04
ripemd-160
2c9d86f62c3e32c841db29b19aee49e86e25027c
Diameter
399498
Circumference
1255059.9819238
Area
125348488164.65
Volume
3.3384313549868E+16
Surface area
501393952658.6
Circumference
1255059.9819238
Perimeter
798996
Area
39899663001
Diagonal
282487.74487046
Surface area
239397978006
Volume
7969917784786749
Space diagonal
345975.41676108
Perimeter
599247
Area
17277060880.652
Altitude
172987.70838054
Surface area
17277060880.652
Volume
9.3926381852033E+14
Height
94162.581623488