2005385 is an odd 7-digits composite number following 2005384
and preceding 2005386 . In scientific notation, it is written as 2.005385 × 10^6.
The sum of its digits is 23. It has a total of 2 prime factors and 4 positive divisors.
There are 1604304 positive integers (up to 2005385) that are relatively prime to 2005385.
2005385 has 4 divisors, whose sum is 2406468
The reverse of 2005385 is 5835002
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 23
Digital Root 5
Name
two million five thousand three hundred eighty-five
Scientific notation
2.005385 × 10^6
Engineering notation
2.005385 × 10^6
Prime Factorization
5 × 401077
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
2005385
Product of the distinct prime numbers
The prime factorization of 2005385 is 5 × 401077.
Since it has a total of 2 prime factors.
3 , 6 , 56 , 89 , 243 , 316 , 381 , 3174 , 72915 , 25814 , 347000 , 358103 , 2760907 , 6057575 , 3081946 , 2657976 , 548525293 , 820469600 , 1404175401 , 1604810790
n×2
4010770
n×3
6016155
n×4
8021540
n×5
10026925
n÷2
1002692.5
n÷3
668461.66666667
n÷3
501346.25
n÷5
401077
n2
4021568998225
n3
8064794145505441625
n4
1.6173017207484E+25
n5
3.2433126112631E+31
2 √n
1416.1161675512
3 √n
126.10508156782
4 √n
37.631318971719
5 √n
18.215435226893
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
-2005384
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 2005385 can be divided by 4 positive divisors.
The sum of these divisors (counting 2005385) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101001100110001001
3
Ternary
10202212212112
4
Quaternary
13221212021
5
Quinary
1003133020
6
Senary
110552105
8
Octal
7514611
10
Decimal
2005385
12
Duodecimal
808635
16
Hexadecimal
1e9989
20
Vigesimal
cad95
36
Base36
16zd5
md5
43634a9757b77cbf4da0686da6925abc
sha1
79e53331167eccd15f870bd8bee9effa8fe74664
sha256
de5993f3ae5fb0d1d5dbccb9616b28b2c3992cd4c57219ab2b67c15c9651ede8
sha512
7fa2a4ec4f854fc0702b617e43b9dee5e4c74c3b67e63881243929cae1f004ee80d6e9838eb6524096e76fa61acea18ff45ee24f5f5c7a282945e2986616402a
ripemd-160
74ba3987608dda710b6bc937d3fc9fac9b7154ef
Diameter
4010770
Circumference
12600205.567238
Area
12634131620728
Volume
3.3781730720312E+19
Surface area
50536526482912
Circumference
12600205.567238
Perimeter
8021540
Area
4021568998225
Diagonal
2836042.6647796
Surface area
24129413989350
Volume
8064794145505441625
Space diagonal
3473428.7087365
Perimeter
6016155
Area
1741390457767.4
Altitude
1736714.3543683
Surface area
1741390457767.4
Volume
9.5044510486008E+17
Height
945347.55492652