1998928 is an even 7-digits composite number following 1998927
and preceding 1998929 . In scientific notation, it is written as 1.998928 × 10^6.
The sum of its digits is 46. It has a total of 6 prime factors and 20 positive divisors.
There are 940544 positive integers (up to 1998928) that are relatively prime to 1998928.
1998928 has 20 divisors, whose sum is 4101300
The reverse of 1998928 is 8298991
Previous prime number is 17
Is Prime? no
Number parity even
Number length 7
Sum of Digits 46
Digital Root 1
Name
one million nine hundred ninety-eight thousand nine hundred twenty-eight
Scientific notation
1.998928 × 10^6
Engineering notation
1.998928 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 17 × 7349
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
249866
Product of the distinct prime numbers
The prime factorization of 1998928 is 2 × 2 × 2 × 2 × 17 × 7349.
Since it has a total of 6 prime factors.
6 , 9 , 19 , 39 , 510 , 162 , 5959 , 7233 , 76439 , 67976 , 590376 , 275341 , 5103044 , 5793841 , 59338082 , 14790299 , 176809770 , 838884171 , 8672343833 , 2555805989
n×2
3997856
n×3
5996784
n×4
7995712
n×5
9994640
n÷2
999464
n÷3
666309.33333333
n÷3
499732
n÷5
399785.6
n2
3995713149184
n3
7987142893872074752
n4
1.5965723570562E+25
n5
3.1914331885456E+31
2 √n
1413.8345023375
3 √n
125.96959037697
4 √n
37.600990709522
5 √n
18.203689966868
1 , 2 , 4 , 8 , 16 , 17 , 34 , 68 , 136 , 272 , 7349 , 14698 , 29396 , 58792 , 117584 , 124933 , 249866 , 499732 , 999464 , 1998928
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-1998927
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1998928 can be divided by 20 positive divisors.
The sum of these divisors (counting 1998928) is 1, the average is 0.05.
Base
System
Value
2
Binary
111101000000001010000
3
Ternary
10202120000101
4
Quaternary
13220001100
5
Quinary
1002431203
6
Senary
110502144
8
Octal
7500120
10
Decimal
1998928
12
Duodecimal
804954
16
Hexadecimal
1e8050
20
Vigesimal
c9h68
36
Base36
16uds
md5
4dac3461afa6799a43d7be0595ed6ba3
sha1
0f43cff80ea56586cc683e84ddeb82503817fef3
sha256
7bbb4216979fd5a46eb1bcd5695a87b6fd3e9a63a84cdc8340cdad49d4a16050
sha512
810d40791811ebaa172c0470c6bb7d729b551d9b2d675268756e43830dfc86a7cb2f327bb1a96d3caf6e101348d34d70c4cf088c832a822e5f289169c07d80ad
ripemd-160
bef6e2c68c099895cbf8c0837339361b53d88c40
Diameter
3997856
Circumference
12559635.03971
Area
12552903075329
Volume
3.3456465918081E+19
Surface area
50211612301314
Circumference
12559635.03971
Perimeter
7995712
Area
3995713149184
Diagonal
2826911.0878073
Surface area
23974278895104
Volume
7987142893872074752
Space diagonal
3462244.856672
Perimeter
5996784
Area
1730194546714.4
Altitude
1731122.428336
Surface area
1730194546714.4
Volume
9.4129381709381E+17
Height
942303.69593578