1998013 is an odd 7-digits composite number following 1998012
and preceding 1998014 . In scientific notation, it is written as 1.998013 × 10^6.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 1929088 positive integers (up to 1998013) that are relatively prime to 1998013.
1998013 has 4 divisors, whose sum is 2066940
The reverse of 1998013 is 3108991
Previous prime number is 29
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 31
Digital Root 4
Name
one million nine hundred ninety-eight thousand thirteen
Scientific notation
1.998013 × 10^6
Engineering notation
1.998013 × 10^6
Prime Factorization
29 × 68897
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
1998013
Product of the distinct prime numbers
The prime factorization of 1998013 is 29 × 68897.
Since it has a total of 2 prime factors.
8 , 1 , 42 , 14 , 432 , 781 , 421 , 7935 , 68699 , 6334 , 516849 , 870800 , 485907 , 7449239 , 85589713 , 8196666 , 440661997 , 30430779 , 657198340 , 6835587941
n×2
3996026
n×3
5994039
n×4
7992052
n×5
9990065
n÷2
999006.5
n÷3
666004.33333333
n÷3
499503.25
n÷5
399602.6
n2
3992055948169
n3
7976179681168988197
n4
1.5936510693311E+25
n5
3.1841355539875E+31
2 √n
1413.5108772132
3 √n
125.95036677869
4 √n
37.596687051031
5 √n
18.202023130753
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
-1998012
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 1998013 can be divided by 4 positive divisors.
The sum of these divisors (counting 1998013) is 1, the average is 0.25.
Base
System
Value
2
Binary
111100111110010111101
3
Ternary
10202111202111
4
Quaternary
13213302331
5
Quinary
1002414023
6
Senary
110454021
8
Octal
7476275
10
Decimal
1998013
12
Duodecimal
804311
16
Hexadecimal
1e7cbd
20
Vigesimal
c9f0d
36
Base36
16tod
md5
ed04583fe8315e07ffca285c99891b86
sha1
c9381b9787fea2dd52c2705e092bafc275597f03
sha256
d3b683d37dd720689e6a6daf1859079dba3a5256149a929ff1c38e836faf9f76
sha512
1a40f0a3526d9040ef5cbcfef0fa68257c2dfeaf91237f21617cae9b14462fcc47c87cafb1e82ea6305572a7456b73a2b44bd3014cc5e1c88331365e1e0aceff
ripemd-160
dc1c0dc0c4de0d14857a2d81c2fede4b1dcfa820
Diameter
3996026
Circumference
12553885.925154
Area
12541413639487
Volume
3.3410543320097E+19
Surface area
50165654557949
Circumference
12553885.925154
Perimeter
7992052
Area
3992055948169
Diagonal
2825617.0823978
Surface area
23952335689014
Volume
7976179681168988197
Space diagonal
3460660.0301831
Perimeter
5994039
Area
1728610932221.6
Altitude
1730330.0150916
Surface area
1728610932221.6
Volume
9.4000179008616E+17
Height
941872.36079925