19998009 is an odd 8-digits composite number following 19998008
and preceding 19998010 . In scientific notation, it is written as 1.9998009 × 10^7.
The sum of its digits is 45. It has a total of 4 prime factors and 10 positive divisors.
There are 13331952 positive integers (up to 19998009) that are relatively prime to 19998009.
19998009 has 10 divisors, whose sum is 29873690
The reverse of 19998009 is 90089991
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 45
Digital Root 9
Name
nineteen million nine hundred ninety-eight thousand nine
Scientific notation
1.9998009 × 10^7
Engineering notation
1.9998009 × 10^6
Prime Factorization
9 × 3 × 3 × 246889
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
6666003
Product of the distinct prime numbers
The prime factorization of 19998009 is 9 × 3 × 3 × 246889.
Since it has a total of 4 prime factors.
3 , 6 , 56 , 89 , 584 , 25 , 2751 , 5283 , 10197 , 27813 , 864823 , 888788 , 3221437 , 7399086 , 96248640 , 4848846 , 904751270 , 754902516 , 1318490803 , 9499221879
n×2
39996018
n×3
59994027
n×4
79992036
n×5
99990045
n÷2
9999004.5
n÷3
6666003
n÷3
4999502.25
n÷5
3999601.8
n2
399920363964081
n3
7.997611037837E+21
n4
1.5993629751316E+29
n5
3.1984075170949E+36
2 √n
4471.9133488922
3 √n
271.43275401812
4 √n
66.872366108073
5 √n
28.853423612164
10 divisors
τ
Total Divisors
10
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-19998008
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.1
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
10
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 19998009 can be divided by 10 positive divisors.
The sum of these divisors (counting 19998009) is 1, the average is 0.1.
Base
System
Value
2
Binary
1001100010010010100111001
3
Ternary
1101122000010000
4
Quaternary
1030102110321
5
Quinary
20104414014
6
Senary
1552343213
8
Octal
114222471
10
Decimal
19998009
12
Duodecimal
6844b09
16
Hexadecimal
1312539
20
Vigesimal
64jf09
36
Base36
bwmk9
md5
062b55fe280b43e0f69ead348af913ae
sha1
8e1434d43c41e74f835ba21443c9f384314bca37
sha256
a6a02f0e0d2efe1dffdbeba5a7f2c7f876f1a32d1d1b75ce99fea28ce822830e
sha512
1d9ae6c2a046080ee9db30653fc205e2e18996b37967e73ddd45d42c91fca0d50b2d6c19e20c11f65ce667fd88a2dade584a94f9d60c77160711c1d5a15c574f
ripemd-160
5efd031f1188406fc925b978e48ef3147a9c58c7
Diameter
39996018
Circumference
125651196.32165
Area
1.2563868774505E+15
Volume
3.3500314776983E+22
Surface area
5.0255475098021E+15
Circumference
125651196.32165
Perimeter
79992036
Area
399920363964081
Diagonal
28281455.548259
Surface area
2399522183784486
Volume
7.997611037837E+21
Space diagonal
34637567.63822
Perimeter
59994027
Area
1.7317059734181E+14
Altitude
17318783.81911
Surface area
1.7317059734181E+14
Volume
9.4252749969115E+20
Height
9427151.8494197