6487 is an odd 4-digits composite number following 6486
and preceding 6488 . In scientific notation, it is written as 6.487 × 10^3.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 5976 positive integers (up to 6487) that are relatively prime to 6487.
6487 has 4 divisors, whose sum is 7000
The reverse of 6487 is 7846
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 4
Sum of Digits 25
Digital Root 7
Name
six thousand four hundred eighty-seven
Scientific notation
6.487 × 10^3
Engineering notation
6.487 × 10^3
Prime Factorization
13 × 499
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
6487
Product of the distinct prime numbers
The prime factorization of 6487 is 13 × 499.
Since it has a total of 2 prime factors.
7 , 3 , 73 , 72 , 873 , 163 , 7463 , 1789 , 28753 , 95126 , 462030 , 799520 , 6113618 , 4792667 , 71930900 , 53605050 , 418805843 , 312167232 , 2339464938 , 346238739
n×2
12974
n×3
19461
n×4
25948
n×5
32435
n÷2
3243.5
n÷3
2162.3333333333
n÷3
1621.75
n÷5
1297.4
n2
42081169
n3
272980543303
n4
1770824784406561
n5
1.1487340376445E+19
2 √n
80.541914553852
3 √n
18.650105776533
4 √n
8.9745147252568
5 √n
5.7864043634662
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
-6486
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 6487 can be divided by 4 positive divisors.
The sum of these divisors (counting 6487) is 1, the average is 0.25.
Base
System
Value
2
Binary
1100101010111
3
Ternary
22220021
4
Quaternary
1211113
5
Quinary
201422
6
Senary
50011
8
Octal
14527
10
Decimal
6487
12
Duodecimal
3907
16
Hexadecimal
1957
20
Vigesimal
g47
36
Base36
507
md5
d5b3d8dadd770c460b1cde910a711987
sha1
5b1537e128fb3f98238b1aa0ebc1214d63e7e5b7
sha256
abbfc2b6da87b49139e8a13ce2ebf510818cfa6bc42e8cec990d36235dbb99bc
sha512
06b9d8861786cbfd759aa9ddff2067c4d5890a9242e383c4233d50335f51bf320b27006ddeb80da74d5ed2ead7c4da77f3fc8a576e9d15f25c1b10bf7e58d623
ripemd-160
76d92616cf4906d9764ba788e917c7849fa9205e
Diameter
12974
Circumference
40759.023087674
Area
132201891.38487
Volume
1143458225884.9
Surface area
528807565.53948
Circumference
40759.023087674
Perimeter
25948
Area
42081169
Diagonal
9174.0033791143
Surface area
252487014
Volume
272980543303
Space diagonal
11235.813588699
Perimeter
19461
Area
18221680.687473
Altitude
5617.9067943497
Surface area
18221680.687473
Volume
32171065550.257
Height
3058.0011263714