1998958 is an even 7-digits composite number following 1998957
and preceding 1998959 . In scientific notation, it is written as 1.998958 × 10^6.
The sum of its digits is 49. It has a total of 3 prime factors and 8 positive divisors.
There are 922584 positive integers (up to 1998958) that are relatively prime to 1998958.
1998958 has 8 divisors, whose sum is 3229128
The reverse of 1998958 is 8598991
Previous prime number is 13
Is Prime? no
Number parity even
Number length 7
Sum of Digits 49
Digital Root 4
Name
one million nine hundred ninety-eight thousand nine hundred fifty-eight
Scientific notation
1.998958 × 10^6
Engineering notation
1.998958 × 10^6
Prime Factorization
2 × 13 × 76883
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1998958
Product of the distinct prime numbers
The prime factorization of 1998958 is 2 × 13 × 76883.
Since it has a total of 3 prime factors.
7 , 1 , 29 , 73 , 359 , 140 , 9192 , 4302 , 54773 , 59546 , 889914 , 491907 , 9803266 , 6302369 , 43501391 , 43524813 , 36030505 , 107493016 , 8963195996 , 243826589
n×2
3997916
n×3
5996874
n×4
7995832
n×5
9994790
n÷2
999479
n÷3
666319.33333333
n÷3
499739.5
n÷5
399791.6
n2
3995833085764
n3
7987502513452633912
n4
1.5966682049286E+25
n5
3.1916726815877E+31
2 √n
1413.8451117431
3 √n
125.97022055955
4 √n
37.601131788061
5 √n
18.203744606897
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
-1998957
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 1998958 can be divided by 8 positive divisors.
The sum of these divisors (counting 1998958) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101000000001101110
3
Ternary
10202120001111
4
Quaternary
13220001232
5
Quinary
1002431313
6
Senary
110502234
8
Octal
7500156
10
Decimal
1998958
12
Duodecimal
80497a
16
Hexadecimal
1e806e
20
Vigesimal
c9h7i
36
Base36
16uem
md5
cb7dccec87ee49162167b91f88e3c463
sha1
9bf9e412caf21d9243cdea00d6f9b0d0530a85e6
sha256
4b864614754260631a5cec4d00949cf91a71a20c1280df59a6c751696b20d881
sha512
0bc055f77f80ed18b97ead1f45693edf971fe11e051e44052e395093adf34120a048ea790f576645dc82968f362dbdd3d5fc9c8af039faa757518500f77aed9f
ripemd-160
96479a86e1b01003ae0eda0b1c2cd5f02bbe85d2
Diameter
3997916
Circumference
12559823.535269
Area
12553279867207
Volume
3.3457972289057E+19
Surface area
50213119468829
Circumference
12559823.535269
Perimeter
7995832
Area
3995833085764
Diagonal
2826953.5142142
Surface area
23974998514584
Volume
7987502513452633912
Space diagonal
3462296.8181963
Perimeter
5996874
Area
1730246480777
Altitude
1731148.4090981
Surface area
1730246480777
Volume
9.4133619866783E+17
Height
942317.8380714