493 is an odd 3-digits composite number following 492
and preceding 494 . In scientific notation, it is written as 4.93 × 10^2.
The sum of its digits is 16. It has a total of 2 prime factors and 4 positive divisors.
There are 448 positive integers (up to 493) that are relatively prime to 493.
493 has 4 divisors, whose sum is 540
The reverse of 493 is 394
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 3
Sum of Digits 16
Digital Root 7
Name
four hundred ninety-three
Scientific notation
4.93 × 10^2
Engineering notation
4.93 × 10^0
Prime Factorization
17 × 29
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
493
Product of the distinct prime numbers
The prime factorization of 493 is 17 × 29.
Since it has a total of 2 prime factors.
5 , 9 , 10 , 75 , 759 , 866 , 5000 , 658 , 5327 , 27521 , 115791 , 445193 , 1939896 , 3667231 , 44532680 , 1903118 , 154768362 , 863018713 , 4663790117 , 833422401
n×2
986
n×3
1479
n×4
1972
n×5
2465
n÷2
246.5
n÷3
164.33333333333
n÷3
123.25
n÷5
98.6
n2
243049
n3
119823157
n4
59072816401
n5
29122898485693
2 √n
22.203603311175
3 √n
7.8997916945556
4 √n
4.7120699603438
5 √n
3.4559653844168
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
-492
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 493 can be divided by 4 positive divisors.
The sum of these divisors (counting 493) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101101
3
Ternary
200021
4
Quaternary
13231
5
Quinary
3433
6
Senary
2141
8
Octal
755
10
Decimal
493
12
Duodecimal
351
16
Hexadecimal
1ed
20
Vigesimal
14d
36
Base36
dp
md5
2f55707d4193dc27118a0f19a1985716
sha1
c56f5cb661da571966164b6b20c855e02fcc7044
sha256
560aa3e6e94314c78236109e209ac79e15e05ec8bf2dcb78300ae65e720edf9e
sha512
70a60e38ce57d7a46dd31bd59e0b4ff95bce66343a1e56114bd7d607fc04ad0d7b4d8071e4ad48197185644b063389b6e83e849e47551a30ccd83f3c28920ce0
ripemd-160
7c6cc86275981dd54128935433a6af16caff14cd
Diameter
986
Circumference
3097.6103564395
Area
763560.95286235
Volume
501914066.34818
Surface area
3054243.8114494
Circumference
3097.6103564395
Perimeter
1972
Area
243049
Diagonal
697.20728624994
Surface area
1458294
Volume
119823157
Space diagonal
853.90104813146
Perimeter
1479
Area
105243.3041822
Altitude
426.95052406573
Surface area
105243.3041822
Volume
14121294.476313
Height
232.40242874998