491490 is an even 6-digits composite number following 491489
and preceding 491491 . In scientific notation, it is written as 4.91490 × 10^5.
The sum of its digits is 27. It has a total of 4 prime factors and 16 positive divisors.
There are 127008 positive integers (up to 491490) that are relatively prime to 491490.
491490 has 16 divisors, whose sum is 777216
The reverse of 491490 is 094194
Previous prime number is 43
Is Prime? no
Number parity even
Number length 6
Sum of Digits 27
Digital Root 9
Name
four hundred ninety-one thousand four hundred ninety
Scientific notation
4.91490 × 10^5
Engineering notation
4.91490 × 10^3
Prime Factorization
2 × 45 × 43 × 127
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
491490
Product of the distinct prime numbers
The prime factorization of 491490 is 2 × 45 × 43 × 127.
Since it has a total of 4 prime factors.
4 , 6 , 60 , 29 , 148 , 714 , 1915 , 27 , 63589 , 67470 , 27056 , 975611 , 3446311 , 2065720 , 83979520 , 942988 , 919102068 , 151504473 , 6229556423 , 3217899179
n×2
982980
n×3
1474470
n×4
1965960
n×5
2457450
n÷2
245745
n÷3
163830
n÷3
122872.5
n÷5
98298
n2
241562420100
n3
118725513854949000
n4
5.8352402804569E+22
n5
2.8679622454418E+28
2 √n
701.06347786773
3 √n
78.917180739089
4 √n
26.477603325598
5 √n
13.750007567781
1 , 2 , 43 , 45 , 86 , 90 , 127 , 254 , 1935 , 3870 , 5461 , 5715 , 10922 , 11430 , 245745 , 491490
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-491489
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 491490 can be divided by 16 positive divisors.
The sum of these divisors (counting 491490) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1110111111111100010
3
Ternary
220222012100
4
Quaternary
1313333202
5
Quinary
111211430
6
Senary
14311230
8
Octal
1677742
10
Decimal
491490
12
Duodecimal
1b8516
16
Hexadecimal
77fe2
20
Vigesimal
318ea
36
Base36
aj8i
md5
70473c02ea4545429ae83ce135bea542
sha1
e3de3ff9c615db1ecaa7752eb94eeca03b3a28b7
sha256
ac7c27d27e797bc3298524faa0e03726b4c4bf15fc992a2f6431120f5cb02a5f
sha512
26b77ffb294b059056a10ffa2adb7430b59bfe7793bcedd206b07b1b3c9dd70b57362ec60afa9c918cf1a90c66482e8dba35dfc76fcb5781de8e8adf11e97afd
ripemd-160
d51543ceb209cf0942b156be195c4f46502b32a2
Diameter
982980
Circumference
3088122.7466257
Area
758890724369.53
Volume
4.9731626949384E+17
Surface area
3035562897478.1
Circumference
3088122.7466257
Perimeter
1965960
Area
241562420100
Diagonal
695071.82377075
Surface area
1449374520600
Volume
118725513854949000
Space diagonal
851285.65141203
Perimeter
1474470
Area
104599596203.12
Altitude
425642.82570601
Surface area
104599596203.12
Volume
1.3991935991115E+16
Height
231690.60792358