128381570 is an even 9-digits composite number following 128381569
and preceding 128381571 . In scientific notation, it is written as 1.28381570 × 10^8.
The sum of its digits is 35. It has a total of 4 prime factors and 16 positive divisors.
There are 51055104 positive integers (up to 128381570) that are relatively prime to 128381570.
128381570 has 16 divisors, whose sum is 232425720
The reverse of 128381570 is 075183821
Previous prime number is 173
Is Prime? no
Number parity even
Number length 9
Sum of Digits 35
Digital Root 8
Name
one hundred twenty-eight million three hundred eighty-one thousand five hundred seventy
Scientific notation
1.28381570 × 10^8
Engineering notation
1.28381570 × 10^6
Prime Factorization
2 × 5 × 173 × 74209
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
128381570
Product of the distinct prime numbers
The prime factorization of 128381570 is 2 × 5 × 173 × 74209.
Since it has a total of 4 prime factors.
3 , 2 , 34 , 32 , 78 , 223 , 2065 , 2230 , 34524 , 11544 , 905597 , 447403 , 5106155 , 4404970 , 41075390 , 59458493 , 574413277 , 222805728 , 5854601535 , 5268526734
n×2
256763140
n×3
385144710
n×4
513526280
n×5
641907850
n÷2
64190785
n÷3
42793856.666667
n÷3
32095392.5
n÷5
25676314
n2
16481827515664900
n3
2.1159628929303E+24
n4
2.7165063825613E+32
n5
3.4874935430824E+40
2 √n
11330.559121244
3 √n
504.46870241497
4 √n
106.44509909453
5 √n
41.850488964989
1 , 2 , 5 , 10 , 173 , 346 , 865 , 1730 , 74209 , 148418 , 371045 , 742090 , 12838157 , 25676314 , 64190785 , 128381570
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-128381569
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 128381570 can be divided by 16 positive divisors.
The sum of these divisors (counting 128381570) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111101001101111001010000010
3
Ternary
22221120110101222
4
Quaternary
13221233022002
5
Quinary
230331202240
6
Senary
20423355042
8
Octal
751571202
10
Decimal
128381570
12
Duodecimal
36bb2a82
16
Hexadecimal
7a6f282
20
Vigesimal
2027dia
36
Base36
24fnuq
md5
d725f72672645a398f5cc545b3e99048
sha1
ec22629428ef77d9073c73fc68b4ace44358b6fa
sha256
8a372d9918207a0cd27acd02eaabc441ed9a453f811e420bad580158c1927b87
sha512
367e63520269372f1977662658ff43848dd4fa0a331c5d086185c73bf2050c0cf3819d3572616bbc7d18d659d925802eebf4c64557c432250d68240a16cb8288
ripemd-160
dcbc60fa5d4997aa455bf2e781a664543aa380ce
Diameter
256763140
Circumference
806645194.33665
Area
5.1779188240947E+16
Volume
8.8633246395977E+24
Surface area
2.0711675296379E+17
Circumference
806645194.33665
Perimeter
513526280
Area
16481827515664900
Diagonal
181558957.45275
Surface area
98890965093989400
Volume
2.1159628929303E+24
Space diagonal
222363401.99546
Perimeter
385144710
Area
7.1368406646796E+15
Altitude
111181700.99773
Surface area
7.1368406646796E+15
Volume
2.4936861838835E+23
Height
60519652.48425