2020991 is an odd 7-digits composite number following 2020990
and preceding 2020992 . In scientific notation, it is written as 2.020991 × 10^6.
The sum of its digits is 23. It has a total of 3 prime factors and 8 positive divisors.
There are 1703520 positive integers (up to 2020991) that are relatively prime to 2020991.
2020991 has 8 divisors, whose sum is 2348064
The reverse of 2020991 is 1990202
Previous prime number is 61
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 23
Digital Root 5
Name
two million twenty thousand nine hundred ninety-one
Scientific notation
2.020991 × 10^6
Engineering notation
2.020991 × 10^6
Prime Factorization
7 × 61 × 4733
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
2020991
Product of the distinct prime numbers
The prime factorization of 2020991 is 7 × 61 × 4733.
Since it has a total of 3 prime factors.
3 , 8 , 9 , 32 , 498 , 545 , 1914 , 2023 , 3915 , 56868 , 579707 , 89990 , 3839488 , 8422013 , 96725927 , 20027463 , 804951255 , 814694662 , 952808220 , 1354955605
n×2
4041982
n×3
6062973
n×4
8083964
n×5
10104955
n÷2
1010495.5
n÷3
673663.66666667
n÷3
505247.75
n÷5
404198.2
n2
4084404622081
n3
8254544981584102271
n4
1.6682361116877E+25
n5
3.3714901675958E+31
2 √n
1421.6156301898
3 √n
126.43135521732
4 √n
37.704318455448
5 √n
18.24369806024
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
-2020990
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 2020991 can be divided by 8 positive divisors.
The sum of these divisors (counting 2020991) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101101011001111111
3
Ternary
10210200021112
4
Quaternary
13231121333
5
Quinary
1004132431
6
Senary
111152235
8
Octal
7553177
10
Decimal
2020991
12
Duodecimal
81567b
16
Hexadecimal
1ed67f
20
Vigesimal
ccc9b
36
Base36
17ben
md5
31b5e2eaba88c4028bd6082a3f27b832
sha1
280bcf47f573c4be43cb5fb67428c4e928800570
sha256
d44293162b2770275d85d9a68c6d7ba737a2a026ed95e70925d3269aab90a4d0
sha512
3372c5d6a2616ffc1820bff6e7c819334414c92db1f52e5d50ade8b3fab9f00eb8970d5ad9303a255af6cee9624ebb84874074c306853743da5a30936a6a23f7
ripemd-160
20a68d05af9e8b61f6f078b71d674fc76dbefe3a
Diameter
4041982
Circumference
12698260.957142
Area
12831535555018
Volume
3.4576557163828E+19
Surface area
51326142220071
Circumference
12698260.957142
Perimeter
8083964
Area
4084404622081
Diagonal
2858112.881634
Surface area
24506427732486
Volume
8254544981584102271
Space diagonal
3500459.0936394
Perimeter
6062973
Area
1768599081028.4
Altitude
1750229.5468197
Surface area
1768599081028.4
Volume
9.7280745534792E+17
Height
952704.29387799