2005390 is an even 7-digits composite number following 2005389
and preceding 2005391 . In scientific notation, it is written as 2.005390 × 10^6.
The sum of its digits is 19. It has a total of 4 prime factors and 16 positive divisors.
There are 776160 positive integers (up to 2005390) that are relatively prime to 2005390.
2005390 has 16 divisors, whose sum is 3726720
The reverse of 2005390 is 0935002
Previous prime number is 31
Is Prime? no
Number parity even
Number length 7
Sum of Digits 19
Digital Root 1
Name
two million five thousand three hundred ninety
Scientific notation
2.005390 × 10^6
Engineering notation
2.005390 × 10^6
Prime Factorization
2 × 5 × 31 × 6469
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
2005390
Product of the distinct prime numbers
The prime factorization of 2005390 is 2 × 5 × 31 × 6469.
Since it has a total of 4 prime factors.
2 , 1 , 87 , 57 , 828 , 868 , 5762 , 2910 , 32776 , 63304 , 902428 , 513914 , 7569828 , 6308027 , 81701566 , 19928701 , 772550271 , 600631748 , 1166677120 , 7336427298
n×2
4010780
n×3
6016170
n×4
8021560
n×5
10026950
n÷2
1002695
n÷3
668463.33333333
n÷3
501347.5
n÷5
401078
n2
4021589052100
n3
8064854469190819000
n4
1.6173178503971E+25
n5
3.2433530440078E+31
2 √n
1416.117932942
3 √n
126.10518637312
4 √n
37.631342428115
5 √n
18.215444310145
1 , 2 , 5 , 10 , 31 , 62 , 155 , 310 , 6469 , 12938 , 32345 , 64690 , 200539 , 401078 , 1002695 , 2005390
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
-2005389
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 2005390 can be divided by 16 positive divisors.
The sum of these divisors (counting 2005390) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111101001100110001110
3
Ternary
10202212212201
4
Quaternary
13221212032
5
Quinary
1003133030
6
Senary
110552114
8
Octal
7514616
10
Decimal
2005390
12
Duodecimal
80863a
16
Hexadecimal
1e998e
20
Vigesimal
cad9a
36
Base36
16zda
md5
259ce460b345d54e3fd95c36927b8bc3
sha1
b6881e69a0a54e2cac813fe5ab3e32c776a902c9
sha256
85bc2784fea6e0953de819f55eafac3dbbd97152347fffb80b13250828bd0df7
sha512
793ff7419862edffa255e3c2bd6be949d94d84ae7e20c2b9d417ffc7e1da7824f8db91dbbe716521c9cfc21ded950d77e143bfb3920049d979ce29e1a0d2c108
ripemd-160
e8867a55359e3417335171ac7e786566dd1ee6df
Diameter
4010780
Circumference
12600236.983165
Area
12634194621834
Volume
3.3781983403574E+19
Surface area
50536778487338
Circumference
12600236.983165
Perimeter
8021560
Area
4021589052100
Diagonal
2836049.7358474
Surface area
24129534312600
Volume
8064854469190819000
Space diagonal
3473437.3689906
Perimeter
6016170
Area
1741399141350
Altitude
1736718.6844953
Surface area
1741399141350
Volume
9.5045221407458E+17
Height
945349.91194913