2021944 is an even 7-digits composite number following 2021943
and preceding 2021945 . In scientific notation, it is written as 2.021944 × 10^6.
The sum of its digits is 22. It has a total of 5 prime factors and 16 positive divisors.
There are 974640 positive integers (up to 2021944) that are relatively prime to 2021944.
2021944 has 16 divisors, whose sum is 3809520
The reverse of 2021944 is 4491202
Previous prime number is 961
Is Prime? no
Number parity even
Number length 7
Sum of Digits 22
Digital Root 4
Name
two million twenty-one thousand nine hundred forty-four
Scientific notation
2.021944 × 10^6
Engineering notation
2.021944 × 10^6
Prime Factorization
2 × 2 × 2 × 961 × 263
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
505486
Product of the distinct prime numbers
The prime factorization of 2021944 is 2 × 2 × 2 × 961 × 263.
Since it has a total of 5 prime factors.
5 , 3 , 22 , 98 , 647 , 602 , 9857 , 6893 , 57064 , 67138 , 494443 , 991083 , 2210952 , 3918094 , 90129635 , 55302715 , 291306630 , 2828851 , 2763814961 , 6103357437
n×2
4043888
n×3
6065832
n×4
8087776
n×5
10109720
n÷2
1010972
n÷3
673981.33333333
n÷3
505486
n÷5
404388.8
n2
4088257539136
n3
8266227801710800384
n4
1.6713849706302E+25
n5
3.379446813056E+31
2 √n
1421.9507727063
3 √n
126.45122503161
4 √n
37.708762545412
5 √n
18.24541830202
1 , 2 , 4 , 8 , 263 , 526 , 961 , 1052 , 1922 , 2104 , 3844 , 7688 , 252743 , 505486 , 1010972 , 2021944
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
-2021943
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 2021944 can be divided by 16 positive divisors.
The sum of these divisors (counting 2021944) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111101101101000111000
3
Ternary
10210201120211
4
Quaternary
13231220320
5
Quinary
1004200234
6
Senary
111200504
8
Octal
7555070
10
Decimal
2021944
12
Duodecimal
816134
16
Hexadecimal
1eda38
20
Vigesimal
cceh4
36
Base36
17c54
md5
1470a872f918d9acab7d57b17963cbda
sha1
6d67775370820b075ea1fe0bf19faf8c50ff0f5e
sha256
d3b4482c12dec854cc8a29cb1728dacca90048c0610cd7dfa786d9de5685853b
sha512
45d39ffa9d98e11f4d8343c4f976bbe78181715cf32170163e35499ce9f0869b158e78cf260e415f79961c124f52e86d4d45b752c1ceaf7cbddd7ee0cbd69a47
ripemd-160
5f3c74d4b57b91b21cf15f46208004f371eb9a33
Diameter
4043888
Circumference
12704248.83274
Area
12843639850933
Volume
3.4625494046339E+19
Surface area
51374559403731
Circumference
12704248.83274
Perimeter
8087776
Area
4088257539136
Diagonal
2859460.6271589
Surface area
24529545234816
Volume
8266227801710800384
Space diagonal
3502109.738059
Perimeter
6065832
Area
1770267443052.5
Altitude
1751054.8690295
Surface area
1770267443052.5
Volume
9.7418428890375E+17
Height
953153.5423863