640513 is an odd 6-digits composite number following 640512
and preceding 640514 . In scientific notation, it is written as 6.40513 × 10^5.
The sum of its digits is 19. It has a total of 2 prime factors and 4 positive divisors.
There are 637488 positive integers (up to 640513) that are relatively prime to 640513.
640513 has 4 divisors, whose sum is 643540
The reverse of 640513 is 315046
Previous prime number is 229
Is Prime? no
Number parity odd
Number length 6
Sum of Digits 19
Digital Root 1
Name
six hundred forty thousand five hundred thirteen
Scientific notation
6.40513 × 10^5
Engineering notation
6.40513 × 10^3
Prime Factorization
229 × 2797
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
640513
Product of the distinct prime numbers
The prime factorization of 640513 is 229 × 2797.
Since it has a total of 2 prime factors.
6 , 8 , 37 , 7 , 462 , 63 , 6283 , 4966 , 39136 , 97461 , 808221 , 628549 , 2533369 , 4222281 , 67620295 , 22958683 , 944107335 , 871841571 , 683497690 , 6261217541
n×2
1281026
n×3
1921539
n×4
2562052
n×5
3202565
n÷2
320256.5
n÷3
213504.33333333
n÷3
160128.25
n÷5
128102.6
n2
410256903169
n3
262774879819485697
n4
1.6831072659782E+23
n5
1.0780520842535E+29
2 √n
800.32056077549
3 √n
86.200406972632
4 √n
28.289937447359
5 √n
14.497916353632
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
-640512
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 640513 can be divided by 4 positive divisors.
The sum of these divisors (counting 640513) is 1, the average is 0.25.
Base
System
Value
2
Binary
10011100011000000001
3
Ternary
1012112121201
4
Quaternary
2130120001
5
Quinary
130444023
6
Senary
21421201
8
Octal
2343001
10
Decimal
640513
12
Duodecimal
26a801
16
Hexadecimal
9c601
20
Vigesimal
4015d
36
Base36
dq81
md5
42a6a654dde57af76f8fd1790669b1a8
sha1
8c3adf1b2bd9d389e3563ec11d547a4de91d40a9
sha256
a279e27f9ce1b8bdbb7391faa1a7c8830403923b41367a6da57aacbd7ffc2f65
sha512
e55b850cf19ba25b5c7926573d3173553dfb68f84f3ca6cc8f653a6f3ab4bf3d78791031d4b0c8ddf1dec5abbcd88d773c985575917856b440fd6deebaa56894
ripemd-160
19f1425c76569c153c6ff30c4ba0cad2ed839bd1
Diameter
1281026
Circumference
4024461.8706575
Area
1288860073080.2
Volume
1.1007088426518E+18
Surface area
5155440292320.9
Circumference
4024461.8706575
Perimeter
2562052
Area
410256903169
Diagonal
905822.17147628
Surface area
2461541419014
Volume
262774879819485697
Space diagonal
1109401.0589084
Perimeter
1921539
Area
177646450111.14
Altitude
554700.52945418
Surface area
177646450111.14
Volume
3.0968316574306E+16
Height
301940.72382543