2021995 is an odd 7-digits composite number following 2021994
and preceding 2021996 . In scientific notation, it is written as 2.021995 × 10^6.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 1617592 positive integers (up to 2021995) that are relatively prime to 2021995.
2021995 has 4 divisors, whose sum is 2426400
The reverse of 2021995 is 5991202
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 28
Digital Root 1
Name
two million twenty-one thousand nine hundred ninety-five
Scientific notation
2.021995 × 10^6
Engineering notation
2.021995 × 10^6
Prime Factorization
5 × 404399
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
2021995
Product of the distinct prime numbers
The prime factorization of 2021995 is 5 × 404399.
Since it has a total of 2 prime factors.
8 , 8 , 84 , 23 , 934 , 322 , 2109 , 4325 , 67376 , 42180 , 764394 , 335184 , 93103 , 103632 , 41183015 , 80551120 , 491052582 , 360364956 , 7676965197 , 8043953827
n×2
4043990
n×3
6065985
n×4
8087980
n×5
10109975
n÷2
1010997.5
n÷3
673998.33333333
n÷3
505498.75
n÷5
404399
n2
4088463780025
n3
8266853320891649875
n4
1.6715536080576E+25
n5
3.3798730377245E+31
2 √n
1421.9687057035
3 √n
126.45228819298
4 √n
37.709000327554
5 √n
18.245510342843
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-2021994
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 2021995 can be divided by 4 positive divisors.
The sum of these divisors (counting 2021995) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101101101001101011
3
Ternary
10210201122201
4
Quaternary
13231221223
5
Quinary
1004200440
6
Senary
111201031
8
Octal
7555153
10
Decimal
2021995
12
Duodecimal
816177
16
Hexadecimal
1eda6b
20
Vigesimal
ccejf
36
Base36
17c6j
md5
546ebcbe57ef6813317376803105b47e
sha1
7b071b133ef999d410e49bfe80478193b6a3f15c
sha256
262473e81c4c58601491e428b67d4a0e0840593e3c840eb2b631ab2454d0865c
sha512
a937c174f290b502ad7c3c15ea125fa5a5ad1ab423e59e7b6023c92c845497e8a95eee23659b4a2c0c029f9de8e4659c401b47afac18739c1d4d3156044ec59c
ripemd-160
10b3f2d9fa5e214363b238d7f15eb996f144a7f8
Diameter
4043990
Circumference
12704569.275191
Area
12844287775794
Volume
3.4628114214957E+19
Surface area
51377151103178
Circumference
12704569.275191
Perimeter
8087980
Area
4088463780025
Diagonal
2859532.7520506
Surface area
24530782680150
Volume
8266853320891649875
Space diagonal
3502198.0726502
Perimeter
6065985
Area
1770356747977.1
Altitude
1751099.0363251
Surface area
1770356747977.1
Volume
9.7425800704617E+17
Height
953177.58401686