128496730 is an even 9-digits composite number following 128496729
and preceding 128496731 . In scientific notation, it is written as 1.28496730 × 10^8.
The sum of its digits is 40. It has a total of 3 prime factors and 8 positive divisors.
There are 51398688 positive integers (up to 128496730) that are relatively prime to 128496730.
128496730 has 8 divisors, whose sum is 231294132
The reverse of 128496730 is 037694821
Previous prime number is 5
Is Prime? no
Number parity even
Number length 9
Sum of Digits 40
Digital Root 4
Name
one hundred twenty-eight million four hundred ninety-six thousand seven hundred thirty
Scientific notation
1.28496730 × 10^8
Engineering notation
1.28496730 × 10^6
Prime Factorization
2 × 5 × 12849673
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
128496730
Product of the distinct prime numbers
The prime factorization of 128496730 is 2 × 5 × 12849673.
Since it has a total of 3 prime factors.
2 , 4 , 11 , 97 , 247 , 703 , 1406 , 6974 , 20441 , 95109 , 682531 , 237592 , 2671386 , 4047619 , 22902780 , 13712425 , 556024971 , 421929371 , 2314973512 , 6462504289
n×2
256993460
n×3
385490190
n×4
513986920
n×5
642483650
n÷2
64248365
n÷3
42832243.333333
n÷3
32124182.5
n÷5
25699346
n2
16511409620692900
n3
2.1216621439496E+24
n4
2.7262664766231E+32
n5
3.5031632735469E+40
2 √n
11335.63981432
3 √n
504.61949574631
4 √n
106.46896174153
5 √n
41.857994363118
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-128496729
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 128496730 can be divided by 8 positive divisors.
The sum of these divisors (counting 128496730) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101010001011010001011010
3
Ternary
22221210022101011
4
Quaternary
13222023101122
5
Quinary
230343343410
6
Senary
20430044134
8
Octal
752132132
10
Decimal
128496730
12
Duodecimal
3704964a
16
Hexadecimal
7a8b45a
20
Vigesimal
20321ga
36
Base36
24i4pm
md5
6bfa5dce2d77b9b55390dba046c2c96b
sha1
aab11b6bf836d123306093159e17dddcee8b7721
sha256
b2be2f11872752abc6e3947d1eb09466b10ea323d75524b0233016ee269a8d40
sha512
3c9aba2c668c0c93a4560a6101133d9677e54348570ba890aaff2c42e88e71add581da4078cabd68247c3087239454be8829e41f506baa25bd9531183a93b2f9
ripemd-160
2d1d64bffb204cff9795e1159e6f8d63999d80cb
Diameter
256993460
Circumference
807368765.95662
Area
5.1872123164781E+16
Volume
8.8871976064421E+24
Surface area
2.0748849265912E+17
Circumference
807368765.95662
Perimeter
513986920
Area
16511409620692900
Diagonal
181721818.28659
Surface area
99068457724157400
Volume
2.1216621439496E+24
Space diagonal
222562864.96646
Perimeter
385490190
Area
7.1496500919054E+15
Altitude
111281432.48323
Surface area
7.1496500919054E+15
Volume
2.5004028156226E+23
Height
60573939.428865