1998425 is an odd 7-digits composite number following 1998424
and preceding 1998426 . In scientific notation, it is written as 1.998425 × 10^6.
The sum of its digits is 38. It has a total of 4 prime factors and 16 positive divisors.
There are 1310400 positive integers (up to 1998425) that are relatively prime to 1998425.
1998425 has 16 divisors, whose sum is 2409792
The reverse of 1998425 is 5248991
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 38
Digital Root 2
Name
one million nine hundred ninety-eight thousand four hundred twenty-five
Scientific notation
1.998425 × 10^6
Engineering notation
1.998425 × 10^6
Prime Factorization
11 × 325 × 13 × 43
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
1998425
Product of the distinct prime numbers
The prime factorization of 1998425 is 11 × 325 × 13 × 43.
Since it has a total of 4 prime factors.
6 , 3 , 2 , 90 , 589 , 965 , 3637 , 1132 , 53382 , 7602 , 107617 , 172269 , 1697923 , 859292 , 86545365 , 53291729 , 192991361 , 6116883 , 5460157241 , 927007739
n×2
3996850
n×3
5995275
n×4
7993700
n×5
9992125
n÷2
999212.5
n÷3
666141.66666667
n÷3
499606.25
n÷5
399685
n2
3993702480625
n3
7981114879843015625
n4
1.594965950375E+25
n5
3.1874198293782E+31
2 √n
1413.6566061106
3 √n
125.95902337648
4 √n
37.598625056118
5 √n
18.202773737987
1 , 11 , 13 , 43 , 143 , 325 , 473 , 559 , 3575 , 4225 , 6149 , 13975 , 46475 , 153725 , 181675 , 1998425
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-1998424
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1998425 can be divided by 16 positive divisors.
The sum of these divisors (counting 1998425) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111100111111001011001
3
Ternary
10202112022202
4
Quaternary
13213321121
5
Quinary
1002422200
6
Senary
110455545
8
Octal
7477131
10
Decimal
1998425
12
Duodecimal
8045b5
16
Hexadecimal
1e7e59
20
Vigesimal
c9g15
36
Base36
16tzt
md5
ae1f834de1fb5ea46b894093eb3d2917
sha1
0c01d96373a81e3b465dc957f7ceaf84e3fbaa03
sha256
9fe2e1b936f35a67d9d6b6f28da1b210db849654a74dd8495081950fd4927ab7
sha512
ceef19d523e62cdab34b652a1c8a13708acf5c71c4560a9c3b75e887de579e27a75bf149418978b472ce8c3fae86edbb7a79eb51d9c0194c5e26a6bcf773b8ca
ripemd-160
3dc8d7ffd40d5e64a283091e2ab9c2782d42a549
Diameter
3996850
Circumference
12556474.5975
Area
12546586373755
Volume
3.3431215831961E+19
Surface area
50186345495019
Circumference
12556474.5975
Perimeter
7993700
Area
3993702480625
Diagonal
2826199.7383855
Surface area
23962214883750
Volume
7981114879843015625
Space diagonal
3461373.6351158
Perimeter
5995275
Area
1729323901689.1
Altitude
1730686.8175579
Surface area
1729323901689.1
Volume
9.4058340882764E+17
Height
942066.57946182