492 is an even 3-digits composite number following 491
and preceding 493 . In scientific notation, it is written as 4.92 × 10^2.
The sum of its digits is 15. It has a total of 4 prime factors and 12 positive divisors.
There are 160 positive integers (up to 492) that are relatively prime to 492.
492 has 12 divisors, whose sum is 1176
The reverse of 492 is 294
Previous prime number is 3
Is Prime? no
Number parity even
Number length 3
Sum of Digits 15
Digital Root 6
Name
four hundred ninety-two
Scientific notation
4.92 × 10^2
Engineering notation
4.92 × 10^0
Prime Factorization
2 × 2 × 3 × 41
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
246
Product of the distinct prime numbers
The prime factorization of 492 is 2 × 2 × 3 × 41.
Since it has a total of 4 prime factors.
10 , 10 , 59 , 17 , 490 , 105 , 24 , 4604 , 27454 , 43452 , 614040 , 445122 , 4156786 , 2062051 , 50817826 , 42613632 , 472974420 , 420177079 , 9418587333 , 2914697372
n×2
984
n×3
1476
n×4
1968
n×5
2460
n÷2
246
n÷3
164
n÷3
123
n÷5
98.4
n2
242064
n3
119095488
n4
58594980096
n5
28828730207232
2 √n
22.181073012819
3 √n
7.8944467729681
4 √n
4.709678652819
5 √n
3.4545622311386
1 , 2 , 3 , 4 , 6 , 12 , 41 , 82 , 123 , 164 , 246 , 492
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-491
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 492 can be divided by 12 positive divisors.
The sum of these divisors (counting 492) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
111101100
3
Ternary
200020
4
Quaternary
13230
5
Quinary
3432
6
Senary
2140
8
Octal
754
10
Decimal
492
12
Duodecimal
350
16
Hexadecimal
1ec
20
Vigesimal
14c
36
Base36
do
md5
55a7cf9c71f1c9c495413f934dd1a158
sha1
77d67ab1e3d05296a7131e197d9d3767fb900bad
sha256
23e8b0175874e1bb3b4799e13a6634a8eddb456c1b8675b871e07ec09abc0c07
sha512
e7d0d560548e63df1d09bb6775d0c78eb5f74da96913f02840aa009d0b5dffdd6787815cd7ea560f8451a19267bf936f420ca9b62dab4515568b82ea8709e04f
ripemd-160
3311bb648277667086fc81dbfe0510fa6a96159a
Diameter
984
Circumference
3091.3271711324
Area
760466.48409856
Volume
498866013.56866
Surface area
3041865.9363942
Circumference
3091.3271711324
Perimeter
1968
Area
242064
Diagonal
695.79307268756
Surface area
1452384
Volume
119095488
Space diagonal
852.16899732389
Perimeter
1476
Area
104816.78667084
Altitude
426.08449866194
Surface area
104816.78667084
Volume
14035537.862254
Height
231.93102422919