640272 is an even 6-digits composite number following 640271
and preceding 640273 . In scientific notation, it is written as 6.40272 × 10^5.
The sum of its digits is 21. It has a total of 6 prime factors and 20 positive divisors.
There are 213408 positive integers (up to 640272) that are relatively prime to 640272.
640272 has 20 divisors, whose sum is 1654160
The reverse of 640272 is 272046
Previous prime number is 3
Is Prime? no
Number parity even
Number length 6
Sum of Digits 21
Digital Root 3
Name
six hundred forty thousand two hundred seventy-two
Scientific notation
6.40272 × 10^5
Engineering notation
6.40272 × 10^3
Prime Factorization
2 × 2 × 2 × 2 × 3 × 13339
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
80034
Product of the distinct prime numbers
The prime factorization of 640272 is 2 × 2 × 2 × 2 × 3 × 13339.
Since it has a total of 6 prime factors.
10 , 9 , 33 , 19 , 707 , 626 , 7630 , 701 , 68416 , 33561 , 89728 , 914063 , 7056083 , 6672086 , 73860374 , 13896710 , 162179164 , 111648392 , 3764165579 , 7667064003
n×2
1280544
n×3
1920816
n×4
2561088
n×5
3201360
n÷2
320136
n÷3
213424
n÷3
160068
n÷5
128054.4
n2
409948233984
n3
262478375669403648
n4
1.680575545466E+23
n5
1.0760254656466E+29
2 √n
800.16998194134
3 √n
86.189594335395
4 √n
28.287275972446
5 √n
14.496825189574
1 , 2 , 3 , 4 , 6 , 8 , 12 , 16 , 24 , 48 , 13339 , 26678 , 40017 , 53356 , 80034 , 106712 , 160068 , 213424 , 320136 , 640272
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-640271
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 640272 can be divided by 20 positive divisors.
The sum of these divisors (counting 640272) is 1, the average is 0.05.
Base
System
Value
2
Binary
10011100010100010000
3
Ternary
1012112021210
4
Quaternary
2130110100
5
Quinary
130442042
6
Senary
21420120
8
Octal
2342420
10
Decimal
640272
12
Duodecimal
26a640
16
Hexadecimal
9c510
20
Vigesimal
400dc
36
Base36
dq1c
md5
e84f61cdf54c2c8b47a0745970bf75ec
sha1
9f89140ff6f3fefaeaebd4c01071112b75cb4c3e
sha256
0310eb704265df4a85b0b45296b0b229e347e249d0b4b75651a2ee409eadbd79
sha512
845f32841735a2d148a287bf297647268448a569b450c1530054ab8f6f8ba89e7bbd2f7d0448fedbe8149034880c01340ae1db55f7ebe74049410f4b1c175f39
ripemd-160
819625ea13968584f056d4d28711fdb8387ab113
Diameter
1280544
Circumference
4022947.6229985
Area
1287890360236.2
Volume
1.0994668489722E+18
Surface area
5151561440945
Circumference
4022947.6229985
Perimeter
2561088
Area
409948233984
Diagonal
905481.34600775
Surface area
2459689403904
Volume
262478375669403648
Space diagonal
1108983.6346637
Perimeter
1920816
Area
177512792433.36
Altitude
554491.81733187
Surface area
177512792433.36
Volume
3.0933373225111E+16
Height
301827.11533592