1998741 is an odd 7-digits composite number following 1998740
and preceding 1998742 . In scientific notation, it is written as 1.998741 × 10^6.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 1254080 positive integers (up to 1998741) that are relatively prime to 1998741.
1998741 has 8 divisors, whose sum is 2821824
The reverse of 1998741 is 1478991
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 39
Digital Root 3
Name
one million nine hundred ninety-eight thousand seven hundred forty-one
Scientific notation
1.998741 × 10^6
Engineering notation
1.998741 × 10^6
Prime Factorization
3 × 17 × 39191
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1998741
Product of the distinct prime numbers
The prime factorization of 1998741 is 3 × 17 × 39191.
Since it has a total of 3 prime factors.
1 , 9 , 63 , 13 , 271 , 295 , 9746 , 3241 , 97431 , 15258 , 476327 , 878746 , 5651543 , 6495632 , 49467670 , 70120039 , 110550729 , 885156553 , 4250064480 , 1597444352
n×2
3997482
n×3
5996223
n×4
7994964
n×5
9993705
n÷2
999370.5
n÷3
666247
n÷3
499685.25
n÷5
399748.2
n2
3994965585081
n3
7984901508490383021
n4
1.5959750025982E+25
n5
3.189940672668E+31
2 √n
1413.7683685809
3 √n
125.96566209675
4 √n
37.600111284156
5 √n
18.203349362563
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
-1998740
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 1998741 can be divided by 8 positive divisors.
The sum of these divisors (counting 1998741) is 1, the average is 0.125.
Base
System
Value
2
Binary
111100111111110010101
3
Ternary
10202112202110
4
Quaternary
13213332111
5
Quinary
1002424431
6
Senary
110501233
8
Octal
7477625
10
Decimal
1998741
12
Duodecimal
804819
16
Hexadecimal
1e7f95
20
Vigesimal
c9gh1
36
Base36
16u8l
md5
1c2c5eafab82abb4fabd90f886f59673
sha1
8a74ee017db1d548e16963dcaeebaf4fc296d80b
sha256
549bb63860159bef06ef2519a51d8169250352a9ed6f9aee6e24c86ec0d71f67
sha512
8a3037a522f631e1feb66957fdd297ba47a33e5d38085fdef93ccc0fc26cd5e39430c9f543cd8a0960fb524d25ba802326b9e1df851f24e235e10e67bc7f1654
ripemd-160
b8a1f29c43895e51b82a7198638957e4e780f641
Diameter
3997482
Circumference
12558460.084057
Area
12550554533435
Volume
3.3447077224949E+19
Surface area
50202218133738
Circumference
12558460.084057
Perimeter
7994964
Area
3994965585081
Diagonal
2826646.6298712
Surface area
23969793510486
Volume
7984901508490383021
Space diagonal
3461920.963171
Perimeter
5996223
Area
1729870841962.4
Altitude
1730960.4815855
Surface area
1729870841962.4
Volume
9.4102966729337E+17
Height
942215.54329039