490987 is an odd 6-digits composite number following 490986
and preceding 490988 . In scientific notation, it is written as 4.90987 × 10^5.
The sum of its digits is 37. It has a total of 2 prime factors and 4 positive divisors.
There are 420840 positive integers (up to 490987) that are relatively prime to 490987.
490987 has 4 divisors, whose sum is 561136
The reverse of 490987 is 789094
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 6
Sum of Digits 37
Digital Root 1
Name
four hundred ninety thousand nine hundred eighty-seven
Scientific notation
4.90987 × 10^5
Engineering notation
4.90987 × 10^3
Prime Factorization
7 × 70141
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
490987
Product of the distinct prime numbers
The prime factorization of 490987 is 7 × 70141.
Since it has a total of 2 prime factors.
2 , 9 , 61 , 32 , 746 , 635 , 2377 , 988 , 5929 , 66178 , 29542 , 302304 , 6100625 , 6630296 , 27967661 , 39018246 , 207979862 , 199257813 , 2306529577 , 987544888
n×2
981974
n×3
1472961
n×4
1963948
n×5
2454935
n÷2
245493.5
n÷3
163662.33333333
n÷3
122746.75
n÷5
98197.4
n2
241068234169
n3
118361369089934803
n4
5.811389352536E+22
n5
2.8533166240336E+28
2 √n
700.70464533925
3 √n
78.890249779987
4 √n
26.470826306318
5 √n
13.747192012292
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
-490986
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 490987 can be divided by 4 positive divisors.
The sum of these divisors (counting 490987) is 1, the average is 0.25.
Base
System
Value
2
Binary
1110111110111101011
3
Ternary
220221111201
4
Quaternary
1313313223
5
Quinary
111202422
6
Senary
14305031
8
Octal
1676753
10
Decimal
490987
12
Duodecimal
1b8177
16
Hexadecimal
77deb
20
Vigesimal
31797
36
Base36
aiuj
md5
72e54db8931525a5046d10c6f445cc0d
sha1
ed9abcab7fe6b99de6806c546d00d4424d5b0d06
sha256
7694731a2579a17e962a9b41a88f01c713010f96ba029130eedfca391407bde4
sha512
2987d8442ecc9ff5639f9e0a70f6435e3792f910a464c93f33027b507a3eaee3de83386598f72277addcfcf35873bb4e1f8d4ec99c98535a8a70bbe282f82d32
ripemd-160
80449521daa3d4b877af2772d66103b6ab98c9d2
Diameter
981974
Circumference
3084962.3044162
Area
757338193479.19
Volume
4.9579094346903E+17
Surface area
3029352773916.8
Circumference
3084962.3044162
Perimeter
1963948
Area
241068234169
Diagonal
694360.47434888
Surface area
1446409405014
Volume
118361369089934803
Space diagonal
850414.42985582
Perimeter
1472961
Area
104385607417.9
Altitude
425207.21492791
Surface area
104385607417.9
Volume
1.3949021119003E+16
Height
231453.49144963