491285 is an odd 6-digits composite number following 491284
and preceding 491286 . In scientific notation, it is written as 4.91285 × 10^5.
The sum of its digits is 29. It has a total of 2 prime factors and 4 positive divisors.
There are 393024 positive integers (up to 491285) that are relatively prime to 491285.
491285 has 4 divisors, whose sum is 589548
The reverse of 491285 is 582194
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 6
Sum of Digits 29
Digital Root 2
Name
four hundred ninety-one thousand two hundred eighty-five
Scientific notation
4.91285 × 10^5
Engineering notation
4.91285 × 10^3
Prime Factorization
5 × 98257
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
491285
Product of the distinct prime numbers
The prime factorization of 491285 is 5 × 98257.
Since it has a total of 2 prime factors.
1 , 1 , 98 , 91 , 640 , 912 , 4835 , 2003 , 64094 , 36887 , 416120 , 657552 , 1570033 , 4212734 , 29672498 , 30407520 , 205683716 , 309162600 , 9353310838 , 5734912510
n×2
982570
n×3
1473855
n×4
1965140
n×5
2456425
n÷2
245642.5
n÷3
163761.66666667
n÷3
122821.25
n÷5
98257
n2
241360951225
n3
118577014922574125
n4
5.8255108776237E+22
n5
2.8619861115134E+28
2 √n
700.91725617222
3 √n
78.906207120194
4 √n
26.474841948012
5 √n
13.748860353413
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
-491284
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 491285 can be divided by 4 positive divisors.
The sum of these divisors (counting 491285) is 1, the average is 0.25.
Base
System
Value
2
Binary
1110111111100010101
3
Ternary
220221220202
4
Quaternary
1313330111
5
Quinary
111210120
6
Senary
14310245
8
Octal
1677425
10
Decimal
491285
12
Duodecimal
1b8385
16
Hexadecimal
77f15
20
Vigesimal
31845
36
Base36
aj2t
md5
7e2369fe53449bf737bf5a2658b900d5
sha1
68c36560eaafcd71e0090c0a71dbc625933c6674
sha256
b9c103957939280b025ec03b37d0993017fcc396a7e77cb4771467c27a4d2ae8
sha512
478b8aa1c1df36af0327cc27b16bc74e80157988aa2bf1468ccfade644ba20c25354db50de9ea8eddce1b79e876ba34b26317f9965e078a7a08f28b804f31c69
ripemd-160
2330d602639ddd5be60629ad85397cb9ae0008fd
Diameter
982570
Circumference
3086834.6936377
Area
758257791231.9
Volume
4.9669423862049E+17
Surface area
3033031164927.6
Circumference
3086834.6936377
Perimeter
1965140
Area
241360951225
Diagonal
694781.90999047
Surface area
1448165707350
Volume
118577014922574125
Space diagonal
850930.58099648
Perimeter
1473855
Area
104512357621.21
Altitude
425465.29049824
Surface area
104512357621.21
Volume
1.3974435224102E+16
Height
231593.96999682