128691336 is an even 9-digits composite number following 128691335
and preceding 128691337 . In scientific notation, it is written as 1.28691336 × 10^8.
The sum of its digits is 39. It has a total of 6 prime factors and 32 positive divisors.
There are 42859392 positive integers (up to 128691336) that are relatively prime to 128691336.
128691336 has 32 divisors, whose sum is 322011360
The reverse of 128691336 is 633196821
Previous prime number is 1913
Is Prime? no Number parity even Number length 9 Sum of Digits 39 Digital Root 3
Name
one hundred twenty-eight million six hundred ninety-one thousand three hundred thirty-six
Scientific notation
1.28691336 × 10^8
Engineering notation
1.28691336 × 10^6
Prime Factorization
2 × 2 × 2 × 3 × 1913 × 2803
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
6 Total number of prime factors
rad Radical
32172834 Product of the distinct prime numbers
The prime factorization of 128691336 is 2 × 2 × 2 × 3 × 1913 × 2803.
Since it has a total of 6 prime factors.
1 , 7 , 85 , 72 , 911 , 565 , 189 , 7025 , 35080 , 38761 , 906929 , 509389 , 1308044 , 8221659 , 67854050 , 58411239 , 141341982 , 397814121 , 6815754298 , 820479726
n×2
257382672
n×3
386074008
n×4
514765344
n×5
643456680
n÷2
64345668
n÷3
42897112
n÷3
32172834
n÷5
25738267.2
n2
16561459961464896
n3
2.1313164085514E+24
n4
2.742819560552E+32
n5
3.5297711365438E+40
2 √n11344.220378677
3 √n504.87411298627
4 √n106.5092502024
5 √n41.870665326266
1 , 2 , 3 , 4 , 6 , 8 , 12 , 24 , 1913 , 2803 , 3826 , 5606 , 5739 , 7652 , 8409 , 11212 , 11478 , 15304 , 16818 , 22424 , 22956 , 33636 , 45912 , 67272 , 5362139 , 10724278 , 16086417 , 21448556 , 32172834 , 42897112 , 64345668 , 128691336
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
-128691335 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 128691336 can be divided by 32 positive divisors.
The sum of these divisors (counting 128691336) is 1, the average is 0.03125.
Base
System
Value
2
Binary
111101010111010110010001000
3
Ternary
22222011012022210
4
Quaternary
13222322302020
5
Quinary
230421110321
6
Senary
20434145120
8
Octal
752726210
10
Decimal
128691336
12
Duodecimal
371221a0
16
Hexadecimal
7abac88
20
Vigesimal
204686g
36
Base36
24mavc
md5
1f079a8c112c5ff7a9578bc79191850b
sha1
2db93df761788c1caf51c99a2b4510cc851f8b45
sha256
2db26411372211049ec3da7b633aa6d34bc11d26c6066f559787cbd59b25f097
sha512
09d756137001162a51109281027e12e3c251e871cf515c4c39377c628df2359097c8d715e9d562ad502bcbb291c6edd3045becef4d7d89df3bcf2deae72ec9dd
ripemd-160
18095ea961d84c3c837a9fb73a82df3faa62516e
Diameter
257382672
Circumference
808591511.51651
Area
5.202936094766E+16
Volume
8.9276372954407E+24
Surface area
2.0811744379064E+17
Circumference
808591511.51651
Perimeter
514765344
Area
16561459961464896
Diagonal
181997032.73111
Surface area
99368759768789376
Volume
2.1313164085514E+24
Space diagonal
222899932.44592
Perimeter
386074008
Area
7.1713225251937E+15
Altitude
111449966.22296
Surface area
7.1713225251937E+15
Volume
2.5117804755681E+23
Height
60665677.577038