1288245 is an odd 7-digits composite number following 1288244
and preceding 1288246 . In scientific notation, it is written as 1.288245 × 10^6.
The sum of its digits is 30. It has a total of 4 prime factors and 16 positive divisors.
There are 588864 positive integers (up to 1288245) that are relatively prime to 1288245.
1288245 has 16 divisors, whose sum is 2355840
The reverse of 1288245 is 5428821
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 30
Digital Root 3
Name
one million two hundred eighty-eight thousand two hundred forty-five
Scientific notation
1.288245 × 10^6
Engineering notation
1.288245 × 10^6
Prime Factorization
3 × 7 × 5 × 12269
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
1288245
Product of the distinct prime numbers
The prime factorization of 1288245 is 3 × 7 × 5 × 12269.
Since it has a total of 4 prime factors.
7 , 9 , 65 , 10 , 284 , 519 , 4708 , 4040 , 25885 , 77345 , 678404 , 56627 , 5509473 , 1766161 , 8837108 , 30647300 , 741148286 , 300410773 , 40398830 , 520829864
n×2
2576490
n×3
3864735
n×4
5152980
n×5
6441225
n÷2
644122.5
n÷3
429415
n÷3
322061.25
n÷5
257649
n2
1659575180025
n3
2137939427791306125
n4
2.754189778155E+24
n5
3.5480712107593E+30
2 √n
1135.0088105385
3 √n
108.80933477614
4 √n
33.689891815476
5 √n
16.672460343929
1 , 3 , 5 , 7 , 15 , 21 , 35 , 105 , 12269 , 36807 , 61345 , 85883 , 184035 , 257649 , 429415 , 1288245
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
-1288244
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 1288245 can be divided by 16 positive divisors.
The sum of these divisors (counting 1288245) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100111010100000110101
3
Ternary
2102110010210
4
Quaternary
10322200311
5
Quinary
312210440
6
Senary
43340033
8
Octal
4724065
10
Decimal
1288245
12
Duodecimal
521619
16
Hexadecimal
13a835
20
Vigesimal
810c5
36
Base36
rm0l
md5
0fa14de65b431ae02e97a42e1cb79252
sha1
f6bad6612e688fd145f43c98e9e3e133a1a1b295
sha256
200e65f85ade49b1c8bc2046ba34165317e10ea37ad4bdd79ac0bf9e1e6e5d9d
sha512
31fcd506af3dd991354320d202b307cd3ab97a665b98cccc5625e31c45a45f45fd1e292ef741370389f72014ed447bf7bc748de866be263c9620ed2975ce6475
ripemd-160
68db41b234805c5cb0fb5d3942da8fd4a9cbbc7e
Diameter
2576490
Circumference
8094282.0560476
Area
5213709193646.5
Volume
8.9553797335588E+18
Surface area
20854836774586
Circumference
8094282.0560476
Perimeter
5152980
Area
1659575180025
Diagonal
1821853.5506593
Surface area
9957451080150
Volume
2137939427791306125
Space diagonal
2231305.7925966
Perimeter
3864735
Area
718617132695.89
Altitude
1115652.8962983
Surface area
718617132695.89
Volume
2.5195857785955E+17
Height
607284.51688644