2021439 is an odd 7-digits composite number following 2021438
and preceding 2021440 . In scientific notation, it is written as 2.021439 × 10^6.
The sum of its digits is 21. It has a total of 3 prime factors and 8 positive divisors.
There are 1155096 positive integers (up to 2021439) that are relatively prime to 2021439.
2021439 has 8 divisors, whose sum is 3080320
The reverse of 2021439 is 9341202
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 21
Digital Root 3
Name
two million twenty-one thousand four hundred thirty-nine
Scientific notation
2.021439 × 10^6
Engineering notation
2.021439 × 10^6
Prime Factorization
3 × 7 × 96259
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
2021439
Product of the distinct prime numbers
The prime factorization of 2021439 is 3 × 7 × 96259.
Since it has a total of 3 prime factors.
10 , 3 , 38 , 54 , 446 , 194 , 1503 , 2974 , 40200 , 87891 , 478938 , 996952 , 5465030 , 9679558 , 98171514 , 7104360 , 733552936 , 443806207 , 7276911631 , 3771992466
n×2
4042878
n×3
6064317
n×4
8085756
n×5
10107195
n÷2
1010719.5
n÷3
673813
n÷3
505359.75
n÷5
404287.8
n2
4086215630721
n3
8260035638349027519
n4
1.6697158180749E+25
n5
3.3752286735734E+31
2 √n
1421.7731886627
3 √n
126.44069668435
4 √n
37.706407793141
5 √n
18.244506817143
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
-2021438
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 2021439 can be divided by 8 positive divisors.
The sum of these divisors (counting 2021439) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101101100000111111
3
Ternary
10210200220010
4
Quaternary
13231200333
5
Quinary
1004141224
6
Senary
111154303
8
Octal
7554077
10
Decimal
2021439
12
Duodecimal
815993
16
Hexadecimal
1ed83f
20
Vigesimal
ccdbj
36
Base36
17br3
md5
75cf51b6e3959cda13e5259fb253c725
sha1
38fac562e53ce4618c743a39b2875b274b7baf2b
sha256
a7cd0c46d1e6b5b4ba3491b738031b14ebe549ca51b885bd8eedf63f1a097b56
sha512
dc93b0e2ad6b99e42b56ec96cb433eaf5c4d739d7468cc98e5a7adf356dd366442c886ee6452dd4dc63cd03cf8b0bee4df8231014a3b1c81830e9fc270ac4235
ripemd-160
7c80f41341068e758e9fbb9b400ad298ee8ef782
Diameter
4042878
Circumference
12701075.82416
Area
12837225006457
Volume
3.4599556373103E+19
Surface area
51348900025828
Circumference
12701075.82416
Perimeter
8085756
Area
4086215630721
Diagonal
2858746.4493099
Surface area
24517293784326
Volume
8260035638349027519
Space diagonal
3501235.0524012
Perimeter
6064317
Area
1769383270772.7
Altitude
1750617.5262006
Surface area
1769383270772.7
Volume
9.7345453545319E+17
Height
952915.4831033