2019642 is an even 7-digits composite number following 2019641
and preceding 2019643 . In scientific notation, it is written as 2.019642 × 10^6.
The sum of its digits is 24. It has a total of 4 prime factors and 16 positive divisors.
There are 670752 positive integers (up to 2019642) that are relatively prime to 2019642.
2019642 has 16 divisors, whose sum is 4054080
The reverse of 2019642 is 2469102
Previous prime number is 823
Is Prime? no
Number parity even
Number length 7
Sum of Digits 24
Digital Root 6
Name
two million nineteen thousand six hundred forty-two
Scientific notation
2.019642 × 10^6
Engineering notation
2.019642 × 10^6
Prime Factorization
2 × 3 × 823 × 409
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
2019642
Product of the distinct prime numbers
The prime factorization of 2019642 is 2 × 3 × 823 × 409.
Since it has a total of 4 prime factors.
8 , 10 , 98 , 92 , 297 , 506 , 9450 , 7499 , 69910 , 94783 , 814165 , 110888 , 8830787 , 6692478 , 33632636 , 84952663 , 548853336 , 183620349 , 5873709671 , 7939257462
n×2
4039284
n×3
6058926
n×4
8078568
n×5
10098210
n÷2
1009821
n÷3
673214
n÷3
504910.5
n÷5
403928.4
n2
4078953808164
n3
8238026427027957288
n4
1.6637864169136E+25
n5
3.3602529266281E+31
2 √n
1421.141090814
3 √n
126.40321821908
4 √n
37.698025025378
5 √n
18.24126189676
1 , 2 , 3 , 6 , 409 , 818 , 823 , 1227 , 1646 , 2454 , 2469 , 4938 , 336607 , 673214 , 1009821 , 2019642
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
-2019641
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 2019642 can be divided by 16 positive divisors.
The sum of these divisors (counting 2019642) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111101101000100111010
3
Ternary
10210121102120
4
Quaternary
13231010322
5
Quinary
1004112032
6
Senary
111142110
8
Octal
7550472
10
Decimal
2019642
12
Duodecimal
814936
16
Hexadecimal
1ed13a
20
Vigesimal
cc922
36
Base36
17ad6
md5
1943fbc61f955cd17753c5db7c3d5c59
sha1
a699ad96b05e18ad7bfcecf1d3547920912d699f
sha256
a6cd1534a9056fad9aa9d85ef370ca2dd7f9ad542179b646e1235633bb930723
sha512
372240cfe77eb3fd93521c8e833aa9901d8819a8c1882db39e1c9def5baba4f16c85e99c0b1be838653682f4d7f27c74a2c458f21536993e9ef5c469fda8c00c
ripemd-160
7fd285f3f70a93f47a6c09849323cf471450223f
Diameter
4039284
Circumference
12689784.940163
Area
12814411318060
Volume
3.4507364404306E+19
Surface area
51257645272241
Circumference
12689784.940163
Perimeter
8078568
Area
4078953808164
Diagonal
2856205.1075383
Surface area
24473722848984
Volume
8238026427027957288
Space diagonal
3498122.5571
Perimeter
6058926
Area
1766238809366.7
Altitude
1749061.27855
Surface area
1766238809366.7
Volume
9.7086072502424E+17
Height
952068.36917944