1288520 is an even 7-digits composite number following 1288519
and preceding 1288521 . In scientific notation, it is written as 1.288520 × 10^6.
The sum of its digits is 26. It has a total of 5 prime factors and 16 positive divisors.
There are 515392 positive integers (up to 1288520) that are relatively prime to 1288520.
1288520 has 16 divisors, whose sum is 2899260
The reverse of 1288520 is 0258821
Previous prime number is 5
Is Prime? no
Number parity even
Number length 7
Sum of Digits 26
Digital Root 8
Name
one million two hundred eighty-eight thousand five hundred twenty
Scientific notation
1.288520 × 10^6
Engineering notation
1.288520 × 10^6
Prime Factorization
2 × 2 × 2 × 5 × 32213
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
322130
Product of the distinct prime numbers
The prime factorization of 1288520 is 2 × 2 × 2 × 5 × 32213.
Since it has a total of 5 prime factors.
1 , 5 , 95 , 73 , 675 , 784 , 9571 , 3610 , 34154 , 33590 , 280889 , 892216 , 4204869 , 1555268 , 59188470 , 62272274 , 978939010 , 171911154 , 4703047666 , 6570658811
n×2
2577040
n×3
3865560
n×4
5154080
n×5
6442600
n÷2
644260
n÷3
429506.66666667
n÷3
322130
n÷5
257704
n2
1660283790400
n3
2139308869606208000
n4
2.756542264665E+24
n5
3.5518598388661E+30
2 √n
1135.1299485081
3 √n
108.8170766881
4 √n
33.691689606016
5 √n
16.673172092882
1 , 2 , 4 , 5 , 8 , 10 , 20 , 40 , 32213 , 64426 , 128852 , 161065 , 257704 , 322130 , 644260 , 1288520
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
-1288519
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 1288520 can be divided by 16 positive divisors.
The sum of these divisors (counting 1288520) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100111010100101001000
3
Ternary
2102110111222
4
Quaternary
10322211020
5
Quinary
312213040
6
Senary
43341212
8
Octal
4724510
10
Decimal
1288520
12
Duodecimal
521808
16
Hexadecimal
13a948
20
Vigesimal
81160
36
Base36
rm88
md5
237911d9f8f49744cf023f1735cc58d5
sha1
671455b9bbdf9cbf80a3ea5cf43edd9db09ab00a
sha256
7a680b5fd86c760d41ca07b79704b43224c239691d8ce140a6192671d8f3f426
sha512
dbb5c674d4fd1bd615110d9e95d7b07cf510b0ff30e4ae8569239ba0d619d87a86a3527846dcb99a489b5601e225a2da8cee9de71d471f19b89c0176b85d129e
ripemd-160
ee27adad8ee39d2747dec1df338f7ba1a27a8888
Diameter
2577040
Circumference
8096009.932007
Area
5215935358794.9
Volume
8.9611160380191E+18
Surface area
20863741435179
Circumference
8096009.932007
Perimeter
5154080
Area
1660283790400
Diagonal
1822242.459389
Surface area
9961702742400
Volume
2139308869606208000
Space diagonal
2231782.1065686
Perimeter
3865560
Area
718923969988.96
Altitude
1115891.0532843
Surface area
718923969988.96
Volume
2.5211996812518E+17
Height
607414.15312966