128515189 is an odd 9-digits composite number following 128515188
and preceding 128515190 . In scientific notation, it is written as 1.28515189 × 10^8.
The sum of its digits is 40. It has a total of 4 prime factors and 12 positive divisors.
There are 109957760 positive integers (up to 128515189) that are relatively prime to 128515189.
128515189 has 12 divisors, whose sum is 149572332
The reverse of 128515189 is 981515821
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 40
Digital Root 4
Name
one hundred twenty-eight million five hundred fifteen thousand one hundred eighty-nine
Scientific notation
1.28515189 × 10^8
Engineering notation
1.28515189 × 10^6
Prime Factorization
11 × 11 × 17 × 62477
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
11683199
Product of the distinct prime numbers
The prime factorization of 128515189 is 11 × 11 × 17 × 62477.
Since it has a total of 4 prime factors.
5 , 8 , 28 , 27 , 813 , 832 , 5817 , 4360 , 31596 , 82333 , 761298 , 154696 , 8347732 , 5282910 , 25066180 , 44471102 , 233953570 , 609920419 , 9645179695 , 1904753352
n×2
257030378
n×3
385545567
n×4
514060756
n×5
642575945
n÷2
64257594.5
n÷3
42838396.333333
n÷3
32128797.25
n÷5
25703037.8
n2
16516153803705721
n3
2.1225766276363E+24
n4
2.7278333646766E+32
n5
3.5056802042192E+40
2 √n
11336.453987028
3 √n
504.64365803504
4 √n
106.47278519428
5 √n
41.859196903173
1 , 11 , 17 , 121 , 187 , 2057 , 62477 , 687247 , 1062109 , 7559717 , 11683199 , 128515189
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-128515188
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 128515189 can be divided by 12 positive divisors.
The sum of these divisors (counting 128515189) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
111101010001111110001110101
3
Ternary
22221211020200211
4
Quaternary
13222033301311
5
Quinary
230344441224
6
Senary
20430305421
8
Octal
752176165
10
Decimal
128515189
12
Duodecimal
37058271
16
Hexadecimal
7a8fc75
20
Vigesimal
20347j9
36
Base36
24iiyd
md5
deae600b161cecdc6ab27d65b99ba4a0
sha1
12d1626f13ccb6d804f660f99bb1ec8f51158651
sha256
5e345c75328aec8ae16b41952dc5b693566f80cb3628f8786697c7ea347aad39
sha512
bf3baff5dd1868dc4aeb4b41fb962f425e06cb5bc79d40329d1e9f3c5adc0cf72d874e8dbfb762c9234af791171abcb619b8d5f6586bf0b365d3b80baa5ca51d
ripemd-160
0d54b270d3a283daf82b376e114a6e4635d96ce0
Diameter
257030378
Circumference
807484747.27421
Area
5.1887027455281E+16
Volume
8.8910281867515E+24
Surface area
2.0754810982112E+17
Circumference
807484747.27421
Perimeter
514060756
Area
16516153803705721
Diagonal
181747923.25474
Surface area
99096922822234326
Volume
2.1225766276363E+24
Space diagonal
222594836.89232
Perimeter
385545567
Area
7.1517043834101E+15
Altitude
111297418.44616
Surface area
7.1517043834101E+15
Volume
2.5014805449828E+23
Height
60582641.084914