208855 is an odd 6-digits composite number following 208854
and preceding 208856 . In scientific notation, it is written as 2.08855 × 10^5.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 167080 positive integers (up to 208855) that are relatively prime to 208855.
208855 has 4 divisors, whose sum is 250632
The reverse of 208855 is 558802
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 6
Sum of Digits 28
Digital Root 1
Name
two hundred eight thousand eight hundred fifty-five
Scientific notation
2.08855 × 10^5
Engineering notation
2.08855 × 10^3
Prime Factorization
5 × 41771
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
208855
Product of the distinct prime numbers
The prime factorization of 208855 is 5 × 41771.
Since it has a total of 2 prime factors.
4 , 5 , 80 , 99 , 468 , 368 , 9723 , 8762 , 75108 , 91287 , 20407 , 857844 , 657167 , 55597 , 89137225 , 31554452 , 832337725 , 942249086 , 672061805 , 585251731
n×2
417710
n×3
626565
n×4
835420
n×5
1044275
n÷2
104427.5
n÷3
69618.333333333
n÷3
52213.75
n÷5
41771
n2
43620411025
n3
9110340944626375
n4
1.9027402579899E+21
n5
3.9739681658249E+26
2 √n
457.00656450427
3 √n
59.330994170571
4 √n
21.37771186316
5 √n
11.586945796584
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
-208854
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 208855 can be divided by 4 positive divisors.
The sum of these divisors (counting 208855) is 1, the average is 0.25.
Base
System
Value
2
Binary
110010111111010111
3
Ternary
101121111101
4
Quaternary
302333113
5
Quinary
23140410
6
Senary
4250531
8
Octal
627727
10
Decimal
208855
12
Duodecimal
a0a47
16
Hexadecimal
32fd7
20
Vigesimal
1622f
36
Base36
4h5j
md5
b0e9662c9f55ba96d0d2a423094ef56c
sha1
728b928212fdddcb7c79c6c87c37885717f80e4a
sha256
764bdc34d88a05683dd5de2d26ec1d7ffdc22abe58efa807ee26268425cc7214
sha512
36e05a69e8e5b41b046afae6766485ecba583de8de0378f2fcbdac0d21b2b35a72d058465da6641ade721a1f2cb559e8b7ab06468514e7a0819f4d4c5fa75999
ripemd-160
050ffd10520e879866e06db136917fa603a25460
Diameter
417710
Circumference
1312274.667331
Area
137037562822.71
Volume
3.8161306911115E+16
Surface area
548150251290.83
Circumference
1312274.667331
Perimeter
835420
Area
43620411025
Diagonal
295365.57356943
Surface area
261722466150
Volume
9110340944626375
Space diagonal
361747.4714148
Perimeter
626565
Area
18888192035.584
Altitude
180873.7357074
Surface area
18888192035.584
Volume
1.0736639768111E+15
Height
98455.191189811