395280 is an even 6-digits composite number following 395279
and preceding 395281 . In scientific notation, it is written as 3.95280 × 10^5.
The sum of its digits is 27. It has a total of 6 prime factors and 20 positive divisors.
There are 103680 positive integers (up to 395280) that are relatively prime to 395280.
395280 has 20 divisors, whose sum is 780332
The reverse of 395280 is 082593
Previous prime number is 405
Is Prime? no
Number parity even
Number length 6
Sum of Digits 27
Digital Root 9
Name
three hundred ninety-five thousand two hundred eighty
Scientific notation
3.95280 × 10^5
Engineering notation
3.95280 × 10^3
Prime Factorization
2 × 2 × 2 × 2 × 405 × 61
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
49410
Product of the distinct prime numbers
The prime factorization of 395280 is 2 × 2 × 2 × 2 × 405 × 61.
Since it has a total of 6 prime factors.
7 , 1 , 73 , 71 , 415 , 873 , 9788 , 2336 , 11296 , 51652 , 956407 , 153481 , 2475573 , 7811366 , 46448625 , 43929310 , 761374040 , 697610048 , 4814744781 , 7660095409
n×2
790560
n×3
1185840
n×4
1581120
n×5
1976400
n÷2
197640
n÷3
131760
n÷3
98820
n÷5
79056
n2
156246278400
n3
61761028925952000
n4
2.441289951385E+22
n5
9.6499309198347E+27
2 √n
628.71297107663
3 √n
73.389672041585
4 √n
25.074149458688
5 √n
13.163790689099
1 , 2 , 4 , 8 , 16 , 61 , 122 , 244 , 405 , 488 , 810 , 976 , 1620 , 3240 , 6480 , 24705 , 49410 , 98820 , 197640 , 395280
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-395279
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 395280 can be divided by 20 positive divisors.
The sum of these divisors (counting 395280) is 1, the average is 0.05.
Base
System
Value
2
Binary
1100000100000010000
3
Ternary
202002020000
4
Quaternary
1200200100
5
Quinary
100122110
6
Senary
12250000
8
Octal
1404020
10
Decimal
395280
12
Duodecimal
170900
16
Hexadecimal
60810
20
Vigesimal
29840
36
Base36
8h00
md5
c6a11dea554b99bc4438648c801e3b52
sha1
53edc7e449d4eda850c7e5389d35defc83d21668
sha256
5ded15b34df42e9e7217e8903bdd46c0fe6a8740341a8a5f95bf0cad1e6e118f
sha512
68a7a261d6e67d72ba5eb930b7b4a678eb46f5273a5df82908117700a993000f1479955b4e5a1dff97a235b6c14f0e2e31db279fe64136f6078fdf12809e0880
ripemd-160
6bcbba12f988ee3f3ec9dc14231830f72e7d20a1
Diameter
790560
Circumference
2483617.4882219
Area
490862160372.19
Volume
2.5870399300256E+17
Surface area
1963448641488.7
Circumference
2483617.4882219
Perimeter
1581120
Area
156246278400
Diagonal
559010.33693484
Surface area
937477670400
Volume
61761028925952000
Space diagonal
684645.04321583
Perimeter
1185840
Area
67656623170.588
Altitude
342322.52160791
Surface area
67656623170.588
Volume
7.2786070610999E+15
Height
186336.77897828