2021943 is an odd 7-digits composite number following 2021942
and preceding 2021944 . In scientific notation, it is written as 2.021943 × 10^6.
The sum of its digits is 21. It has a total of 4 prime factors and 16 positive divisors.
There are 1050240 positive integers (up to 2021943) that are relatively prime to 2021943.
2021943 has 16 divisors, whose sum is 3361536
The reverse of 2021943 is 3491202
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 21
Digital Root 3
Name
two million twenty-one thousand nine hundred forty-three
Scientific notation
2.021943 × 10^6
Engineering notation
2.021943 × 10^6
Prime Factorization
3 × 7 × 11 × 8753
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
2021943
Product of the distinct prime numbers
The prime factorization of 2021943 is 3 × 7 × 11 × 8753.
Since it has a total of 4 prime factors.
4 , 8 , 33 , 71 , 402 , 310 , 1677 , 1031 , 34817 , 89298 , 366535 , 732385 , 2361433 , 6166982 , 40126462 , 18798934 , 410357076 , 485358734 , 1100378327 , 1941233535
n×2
4043886
n×3
6065829
n×4
8087772
n×5
10109715
n÷2
1010971.5
n÷3
673981
n÷3
505485.75
n÷5
404388.6
n2
4088253495249
n3
8266215536944248807
n4
1.6713816641416E+25
n5
3.3794384561394E+31
2 √n
1421.9504210766
3 √n
126.45120418513
4 √n
37.708757882972
5 √n
18.245416497279
1 , 3 , 7 , 11 , 21 , 33 , 77 , 231 , 8753 , 26259 , 61271 , 96283 , 183813 , 288849 , 673981 , 2021943
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
-2021942
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 2021943 can be divided by 16 positive divisors.
The sum of these divisors (counting 2021943) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111101101101000110111
3
Ternary
10210201120210
4
Quaternary
13231220313
5
Quinary
1004200233
6
Senary
111200503
8
Octal
7555067
10
Decimal
2021943
12
Duodecimal
816133
16
Hexadecimal
1eda37
20
Vigesimal
cceh3
36
Base36
17c53
md5
3690f72051592d04983197b196d778c2
sha1
6de8b873ad0ffd47251950516a4b735bc46c7f33
sha256
3f52ff1f8b567b1f73a9d0e158aa800092866c0b8564a13cf2815a09cda8b04b
sha512
f624d1370ea5eb6f5ef03b14a9025546ce0be3c036b0ae66d36db55f680294f77c230e42de0159dfbf78c70e032be5e591409460df14fa04e2205af0ba2ce6c5
ripemd-160
69dee9c051fd8b5de5d46e2b9e445374e4e62fed
Diameter
4043886
Circumference
12704242.549555
Area
12843627146687
Volume
3.4625442671805E+19
Surface area
51374508586748
Circumference
12704242.549555
Perimeter
8087772
Area
4088253495249
Diagonal
2859459.2129453
Surface area
24529520971494
Volume
8266215536944248807
Space diagonal
3502108.0060082
Perimeter
6065829
Area
1770265691998.1
Altitude
1751054.0030041
Surface area
1770265691998.1
Volume
9.7418284348715E+17
Height
953153.07098178