128530672 is an even 9-digits composite number following 128530671
and preceding 128530673 . In scientific notation, it is written as 1.28530672 × 10^8.
The sum of its digits is 34. It has a total of 5 prime factors and 10 positive divisors.
There are 64265328 positive integers (up to 128530672) that are relatively prime to 128530672.
128530672 has 10 divisors, whose sum is 249028208
The reverse of 128530672 is 276035821
Previous prime number is 2
Is Prime? no
Number parity even
Number length 9
Sum of Digits 34
Digital Root 7
Name
one hundred twenty-eight million five hundred thirty thousand six hundred seventy-two
Scientific notation
1.28530672 × 10^8
Engineering notation
1.28530672 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 8033167
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
16066334
Product of the distinct prime numbers
The prime factorization of 128530672 is 2 × 2 × 2 × 2 × 8033167.
Since it has a total of 5 prime factors.
9 , 3 , 44 , 99 , 859 , 368 , 7765 , 988 , 70059 , 37755 , 481034 , 154293 , 3308915 , 667792 , 18087057 , 4395152 , 440484087 , 347807405 , 4279011917 , 4084823125
n×2
257061344
n×3
385592016
n×4
514122688
n×5
642653360
n÷2
64265336
n÷3
42843557.333333
n÷3
32132668
n÷5
25706134.4
n2
16520133644771584
n3
2.1233438788923E+24
n4
2.7291481564111E+32
n5
3.5077924653109E+40
2 √n
11337.136851957
3 √n
504.66392304305
4 √n
106.47599190408
5 √n
41.860205460559
10 divisors
τ
Total Divisors
10
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-128530671
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.1
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
10
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 128530672 can be divided by 10 positive divisors.
The sum of these divisors (counting 128530672) is 1, the average is 0.1.
Base
System
Value
2
Binary
111101010010011100011110000
3
Ternary
22221212000221021
4
Quaternary
13222103203300
5
Quinary
230400440142
6
Senary
20430505224
8
Octal
752234360
10
Decimal
128530672
12
Duodecimal
37065214
16
Hexadecimal
7a938f0
20
Vigesimal
20366dc
36
Base36
24iuwg
md5
f626014789450c793f4c8b2683082ae8
sha1
482ee4a8d148c625dedbedb80fafb310aea1d23c
sha256
b6b16ad87ec095341ae700f0fa96c837589370a43322693f15216279ef165d54
sha512
d4105ac2eca63b01deac9157f54b3b7435c02d99f582878546137143de66713c1794e9adc08902d90343b82f33f9ac214d5f7f7442ac6a6fb89907c1bb81988a
ripemd-160
e76bdcbf66b29764af84b0543cc85bcf1abdda11
Diameter
257061344
Circumference
807582029.83232
Area
5.1899530494736E+16
Volume
8.8942420412972E+24
Surface area
2.0759812197894E+17
Circumference
807582029.83232
Perimeter
514122688
Area
16520133644771584
Diagonal
181769819.52333
Surface area
99120801868629504
Volume
2.1233438788923E+24
Space diagonal
222621654.23497
Perimeter
385592016
Area
7.1534277051431E+15
Altitude
111310827.11749
Surface area
7.1534277051431E+15
Volume
2.5023847592595E+23
Height
60589939.841109