2021481 is an odd 7-digits composite number following 2021480
and preceding 2021482 . In scientific notation, it is written as 2.021481 × 10^6.
The sum of its digits is 18. It has a total of 4 prime factors and 16 positive divisors.
There are 1049760 positive integers (up to 2021481) that are relatively prime to 2021481.
2021481 has 16 divisors, whose sum is 3081408
The reverse of 2021481 is 1841202
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 18
Digital Root 9
Name
two million twenty-one thousand four hundred eighty-one
Scientific notation
2.021481 × 10^6
Engineering notation
2.021481 × 10^6
Prime Factorization
21 × 3 × 11 × 2917
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
2021481
Product of the distinct prime numbers
The prime factorization of 2021481 is 21 × 3 × 11 × 2917.
Since it has a total of 4 prime factors.
8 , 6 , 27 , 61 , 185 , 671 , 6800 , 3033 , 70049 , 35686 , 154641 , 738479 , 3246269 , 9768094 , 56671145 , 45228181 , 435134244 , 961459795 , 5050804161 , 2607539575
n×2
4042962
n×3
6064443
n×4
8085924
n×5
10107405
n÷2
1010740.5
n÷3
673827
n÷3
505370.25
n÷5
404296.2
n2
4086385433361
n3
8260550512216027641
n4
1.6698545909985E+25
n5
3.3755793284662E+31
2 √n
1421.7879588743
3 √n
126.44157237612
4 √n
37.706603650744
5 √n
18.244582630751
1 , 3 , 11 , 21 , 33 , 63 , 231 , 693 , 2917 , 8751 , 32087 , 61257 , 96261 , 183771 , 673827 , 2021481
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-2021480
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 2021481 can be divided by 16 positive divisors.
The sum of these divisors (counting 2021481) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111101101100001101001
3
Ternary
10210200221200
4
Quaternary
13231201221
5
Quinary
1004141411
6
Senary
111154413
8
Octal
7554151
10
Decimal
2021481
12
Duodecimal
815a09
16
Hexadecimal
1ed869
20
Vigesimal
ccde1
36
Base36
17bs9
md5
94dfa4590dd71af7cededdd288132d58
sha1
284731cb0a5d14ff2bf51dd79c635a17d3356ab3
sha256
c559798d651bee9f939829f55cdaeb9fbe4d1d09288d258a024d93b37a2ef340
sha512
49f70d1650715bf2bfb00ba9c4a7268af1d2a56de389dcfad5d6978e474120d2aaa2a839e0b4fed30f3ee02da25ed0958ef3e0855be7f44be8d97f90cbed87d8
ripemd-160
0c74caabb241f09c4511f8df9a698d421ede3aa4
Diameter
4042962
Circumference
12701339.717943
Area
12837758457183
Volume
3.4601713071714E+19
Surface area
51351033828733
Circumference
12701339.717943
Perimeter
8085924
Area
4086385433361
Diagonal
2858805.8462795
Surface area
24518312600166
Volume
8260550512216027641
Space diagonal
3501307.7985351
Perimeter
6064443
Area
1769456797472.7
Altitude
1750653.8992676
Surface area
1769456797472.7
Volume
9.7351521392033E+17
Height
952935.28209318