83905 is an odd 5-digits composite number following 83904
and preceding 83906 . In scientific notation, it is written as 8.3905 × 10^4.
The sum of its digits is 25. It has a total of 3 prime factors and 8 positive divisors.
There are 66048 positive integers (up to 83905) that are relatively prime to 83905.
83905 has 8 divisors, whose sum is 102312
The reverse of 83905 is 50938
Previous prime number is 173
Is Prime? no
Number parity odd
Number length 5
Sum of Digits 25
Digital Root 7
Name
eighty-three thousand nine hundred five
Scientific notation
8.3905 × 10^4
Engineering notation
8.3905 × 10^3
Prime Factorization
5 × 173 × 97
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
83905
Product of the distinct prime numbers
The prime factorization of 83905 is 5 × 173 × 97.
Since it has a total of 3 prime factors.
10 , 4 , 31 , 98 , 132 , 69 , 9063 , 4958 , 32890 , 38247 , 209503 , 820210 , 5833716 , 7034126 , 62158031 , 47942656 , 71174475 , 461805687 , 9082366475 , 9674418931
n×2
167810
n×3
251715
n×4
335620
n×5
419525
n÷2
41952.5
n÷3
27968.333333333
n÷3
20976.25
n÷5
16781
n2
7040049025
n3
590695313442625
n4
4.9562290274403E+19
n5
4.1585239654738E+24
2 √n
289.66359798912
3 √n
43.778675078927
4 √n
17.019506396753
5 √n
9.6551176102658
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
-83904
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 83905 can be divided by 8 positive divisors.
The sum of these divisors (counting 83905) is 1, the average is 0.125.
Base
System
Value
2
Binary
10100011111000001
3
Ternary
11021002121
4
Quaternary
110133001
5
Quinary
10141110
6
Senary
1444241
8
Octal
243701
10
Decimal
83905
12
Duodecimal
40681
16
Hexadecimal
147c1
20
Vigesimal
a9f5
36
Base36
1sqp
md5
a10e0139fb69e0e5e8e7633b4769e1c6
sha1
0b439f36a6a7f8c420ab65d40f350afcf5b6fc32
sha256
25c74e629a63f4ec8728589dfa026230fe4c679d314bc7c5c2b98534bceab6bd
sha512
a867d41a52d35030945db1cbe4e98559359ad9008a2ff3027bcf2137c380e1f7a2fd9ed4fc062fa423aecb054f4e3ce4a85b956be59aa28625bd5695fd103994
ripemd-160
ae90f69810a1aeda107585fbe361133273ec5888
Diameter
167810
Circumference
527190.6631989
Area
22116966297.852
Volume
2.4742987429617E+15
Surface area
88467865191.408
Circumference
527190.6631989
Perimeter
335620
Area
7040049025
Diagonal
118659.58895091
Surface area
42240294150
Volume
590695313442625
Space diagonal
145327.72300907
Perimeter
251715
Area
3048430649.7689
Altitude
72663.861504533
Surface area
3048430649.7689
Volume
69614110291732
Height
39553.196316972