128516568 is an even 9-digits composite number following 128516567
and preceding 128516569 . In scientific notation, it is written as 1.28516568 × 10^8.
The sum of its digits is 42. It has a total of 6 prime factors and 32 positive divisors.
There are 42295968 positive integers (up to 128516568) that are relatively prime to 128516568.
128516568 has 32 divisors, whose sum is 325363200
The reverse of 128516568 is 865615821
Previous prime number is 79
Is Prime? no Number parity even Number length 9 Sum of Digits 42 Digital Root 6
Name
one hundred twenty-eight million five hundred sixteen thousand five hundred sixty-eight
Scientific notation
1.28516568 × 10^8
Engineering notation
1.28516568 × 10^6
Prime Factorization
2 × 2 × 2 × 3 × 79 × 67783
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
6 Total number of prime factors
rad Radical
32129142 Product of the distinct prime numbers
The prime factorization of 128516568 is 2 × 2 × 2 × 3 × 79 × 67783.
Since it has a total of 6 prime factors.
2 , 7 , 3 , 69 , 545 , 337 , 9822 , 1672 , 4722 , 77559 , 143948 , 287707 , 4919435 , 9311289 , 15237044 , 52015765 , 277363159 , 506525208 , 4569883113 , 3146729512
n×2
257033136
n×3
385549704
n×4
514066272
n×5
642582840
n÷2
64258284
n÷3
42838856
n÷3
32129142
n÷5
25703313.6
n2
16516508250498624
n3
2.1226449556978E+24
n4
2.7279504478879E+32
n5
3.5058682923661E+40
2 √n11336.514808353
3 √n504.64546301265
4 √n106.47307081301
5 √n41.85928673471
1 , 2 , 3 , 4 , 6 , 8 , 12 , 24 , 79 , 158 , 237 , 316 , 474 , 632 , 948 , 1896 , 67783 , 135566 , 203349 , 271132 , 406698 , 542264 , 813396 , 1626792 , 5354857 , 10709714 , 16064571 , 21419428 , 32129142 , 42838856 , 64258284 , 128516568
32 divisors
τ Total Divisors
32 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-128516567 Sum of the proper positive divisors of n
A Arithmetic Mean
0.03125 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
32 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 128516568 can be divided by 32 positive divisors.
The sum of these divisors (counting 128516568) is 1, the average is 0.03125.
Base
System
Value
2
Binary
111101010010000000111011000
3
Ternary
22221211022120220
4
Quaternary
13222100013120
5
Quinary
230400012233
6
Senary
20430320040
8
Octal
752200730
10
Decimal
128516568
12
Duodecimal
37059020
16
Hexadecimal
7a901d8
20
Vigesimal
2034b88
36
Base36
24ik0o
md5
454dffc742fed99a598419444aa83507
sha1
7b675c1ca8bb8ae30b9e0746a0cc3481e0501f01
sha256
6a68da2b05baecdd0a58dd5ed7e2ac739d584704e063a0d70f9a817ef2a2ac12
sha512
f1003775cb03a69e2ecaf4d900a981afc7b87a0b32a4ec662023c9a375acfddac192f7af0830b646beb5e1590704691ac1192061ca0c597f984d886795d7f465
ripemd-160
2d6f88dab6e8540483534be36ccc8fa6c605ce93
Diameter
257033136
Circumference
807493411.78675
Area
5.1888140982722E+16
Volume
8.8913143986661E+24
Surface area
2.0755256393089E+17
Circumference
807493411.78675
Perimeter
514066272
Area
16516508250498624
Diagonal
181749873.45524
Surface area
99099049502991744
Volume
2.1226449556978E+24
Space diagonal
222597225.39038
Perimeter
385549704
Area
7.1518578633735E+15
Altitude
111298612.69519
Surface area
7.1518578633735E+15
Volume
2.5015610703755E+23
Height
60583291.151748