393906 is an even 6-digits composite number following 393905
and preceding 393907 . In scientific notation, it is written as 3.93906 × 10^5.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 131300 positive integers (up to 393906) that are relatively prime to 393906.
393906 has 8 divisors, whose sum is 787824
The reverse of 393906 is 609393
Previous prime number is 3
Is Prime? no
Number parity even
Number length 6
Sum of Digits 30
Digital Root 3
Name
three hundred ninety-three thousand nine hundred six
Scientific notation
3.93906 × 10^5
Engineering notation
3.93906 × 10^3
Prime Factorization
2 × 3 × 65651
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
393906
Product of the distinct prime numbers
The prime factorization of 393906 is 2 × 3 × 65651.
Since it has a total of 3 prime factors.
9 , 4 , 66 , 44 , 675 , 431 , 16 , 7735 , 65395 , 7597 , 990496 , 615153 , 7234830 , 2264559 , 6731157 , 94372805 , 492991585 , 812086595 , 8494864825 , 9216964711
n×2
787812
n×3
1181718
n×4
1575624
n×5
1969530
n÷2
196953
n÷3
131302
n÷3
98476.5
n÷5
78781.2
n2
155161936836
n3
61119217891321416
n4
2.4075226642699E+22
n5
9.4833762259189E+27
2 √n
627.61931136637
3 √n
73.304538741095
4 √n
25.052331455702
5 √n
13.154626426126
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-393905
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 393906 can be divided by 8 positive divisors.
The sum of these divisors (counting 393906) is 1, the average is 0.125.
Base
System
Value
2
Binary
1100000001010110010
3
Ternary
202000100010
4
Quaternary
1200022302
5
Quinary
100101111
6
Senary
12235350
8
Octal
1401262
10
Decimal
393906
12
Duodecimal
16bb56
16
Hexadecimal
602b2
20
Vigesimal
294f6
36
Base36
8fxu
md5
e311389deed30249583414bd869626a3
sha1
531a3216dfb780af4865627c735f9875df53cd79
sha256
e8445413d3bf0d13fddb7a7bb2e01e34066106d09fec850a5069d959a161a5ca
sha512
95196c992aa7da8ba628e9bc3f2d6a38be2cd7e1ab517bb190b34335bff41777900a0d7ebbc46870368e887dc5f53a2bc9e30f5a3628b82dce2973f30172be2e
ripemd-160
c7a5f80b867c2bda0398d2a908b8696ff8ddb87e
Diameter
787812
Circumference
2474984.3916099
Area
487455600880.74
Volume
2.5601558122737E+17
Surface area
1949822403523
Circumference
2474984.3916099
Perimeter
1575624
Area
155161936836
Diagonal
557067.20750014
Surface area
930971621016
Volume
61119217891321416
Space diagonal
682265.20540623
Perimeter
1181718
Area
67187089500.186
Altitude
341132.60270311
Surface area
67187089500.186
Volume
7.2029689052953E+15
Height
185689.06916671