381208 is an even 6-digits composite number following 381207
and preceding 381209 . In scientific notation, it is written as 3.81208 × 10^5.
The sum of its digits is 22. It has a total of 5 prime factors and 16 positive divisors.
There are 179328 positive integers (up to 381208) that are relatively prime to 381208.
381208 has 16 divisors, whose sum is 757080
The reverse of 381208 is 802183
Previous prime number is 17
Is Prime? no
Number parity even
Number length 6
Sum of Digits 22
Digital Root 4
Name
three hundred eighty-one thousand two hundred eight
Scientific notation
3.81208 × 10^5
Engineering notation
3.81208 × 10^3
Prime Factorization
2 × 2 × 2 × 17 × 2803
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
95302
Product of the distinct prime numbers
The prime factorization of 381208 is 2 × 2 × 2 × 17 × 2803.
Since it has a total of 5 prime factors.
3 , 2 , 42 , 39 , 967 , 632 , 7033 , 3390 , 90703 , 96518 , 698111 , 90540 , 6247459 , 70076 , 56292629 , 91387327 , 827592421 , 791450140 , 7731861384 , 5091977454
n×2
762416
n×3
1143624
n×4
1524832
n×5
1906040
n÷2
190604
n÷3
127069.33333333
n÷3
95302
n÷5
76241.6
n2
145319539264
n3
55396970923750912
n4
2.1117768491901E+22
n5
8.0502622912607E+27
2 √n
617.42044021882
3 √n
72.50823529123
4 √n
24.847946398421
5 √n
13.068700380473
1 , 2 , 4 , 8 , 17 , 34 , 68 , 136 , 2803 , 5606 , 11212 , 22424 , 47651 , 95302 , 190604 , 381208
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
-381207
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 381208 can be divided by 16 positive divisors.
The sum of these divisors (counting 381208) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1011101000100011000
3
Ternary
201100220211
4
Quaternary
1131010120
5
Quinary
44144313
6
Senary
12100504
8
Octal
1350430
10
Decimal
381208
12
Duodecimal
164734
16
Hexadecimal
5d118
20
Vigesimal
27d08
36
Base36
8654
md5
0103169227a7b827467be71528f7e7cc
sha1
444965064a06fc2d23a0b115815546c8d726dbcc
sha256
cb7d71058610da0d9f42fcd1effb1ff75f13da594ab5ba2fde8b1129e98ecf9f
sha512
b5bafda49ad012fe5e7e9dbbfd7bf8a3f34b037bb8668b7318fb5e087542fe428572bb81d01cfc89d5aa99f46440c479254f9b5c4dbc7f5babe670764f2b14de
ripemd-160
58e9b710cc7aafca654a63708ec161e425fd585f
Diameter
762416
Circumference
2395200.5045793
Area
456534796974.84
Volume
2.3204628918024E+17
Surface area
1826139187899.3
Circumference
2395200.5045793
Perimeter
1524832
Area
145319539264
Diagonal
539109.52368512
Surface area
871917235584
Volume
55396970923750912
Space diagonal
660271.62425172
Perimeter
1143624
Area
62925206334.437
Altitude
330135.81212586
Surface area
62925206334.437
Volume
6.5285956328964E+15
Height
179703.17456171