1998369 is an odd 7-digits composite number following 1998368
and preceding 1998370 . In scientific notation, it is written as 1.998369 × 10^6.
The sum of its digits is 45. It has a total of 2 prime factors and 4 positive divisors.
There are 1332240 positive integers (up to 1998369) that are relatively prime to 1998369.
1998369 has 4 divisors, whose sum is 2220420
The reverse of 1998369 is 9638991
Previous prime number is 9
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 45
Digital Root 9
Name
one million nine hundred ninety-eight thousand three hundred sixty-nine
Scientific notation
1.998369 × 10^6
Engineering notation
1.998369 × 10^6
Prime Factorization
9 × 222041
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
1998369
Product of the distinct prime numbers
The prime factorization of 1998369 is 9 × 222041.
Since it has a total of 2 prime factors.
6 , 9 , 20 , 49 , 630 , 608 , 3033 , 6634 , 24264 , 15887 , 39911 , 61382 , 9547577 , 7205166 , 8550466 , 58727928 , 781026649 , 526084414 , 473039238 , 6435998227
n×2
3996738
n×3
5995107
n×4
7993476
n×5
9991845
n÷2
999184.5
n÷3
666123
n÷3
499592.25
n÷5
399673.8
n2
3993478660161
n3
7980443956627277409
n4
1.5947871809161E+25
n5
3.1869732639402E+31
2 √n
1413.6367991815
3 √n
125.95784682141
4 √n
37.598361655549
5 √n
18.202671720973
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-1998368
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1998369 can be divided by 4 positive divisors.
The sum of these divisors (counting 1998369) is 1, the average is 0.25.
Base
System
Value
2
Binary
111100111111000100001
3
Ternary
10202112020200
4
Quaternary
13213320201
5
Quinary
1002421434
6
Senary
110455413
8
Octal
7477041
10
Decimal
1998369
12
Duodecimal
804569
16
Hexadecimal
1e7e21
20
Vigesimal
c9fi9
36
Base36
16ty9
md5
c40271718bef81a81fb934e8cc81d47c
sha1
92f3096e9bd9b3a72fdba88e1a37749885897ebc
sha256
ad25813f1d31a853bc2811de098e40258aef5eaac6896add66355da7075a3665
sha512
0d76ea059ceb2dc8276b79fb12c3d6519d00ea0416ceafb0c83eee4df3623a7d82c0795069ad1884d7571ff9210286d6b82f86a923d4d81cf141ae7c0f524301
ripemd-160
dc9f912434711407f3b007a45dc9977c5ed4daca
Diameter
3996738
Circumference
12556122.739123
Area
12545883221029
Volume
3.3428405475367E+19
Surface area
50183532884118
Circumference
12556122.739123
Perimeter
7993476
Area
3993478660161
Diagonal
2826120.542426
Surface area
23960871960966
Volume
7980443956627277409
Space diagonal
3461276.6402706
Perimeter
5995107
Area
1729226984585.2
Altitude
1730638.3201353
Surface area
1729226984585.2
Volume
9.4050433976839E+17
Height
942040.18080865