128049757 is an odd 9-digits composite number following 128049756
and preceding 128049758 . In scientific notation, it is written as 1.28049757 × 10^8.
The sum of its digits is 43. It has a total of 3 prime factors and 8 positive divisors.
There are 114934560 positive integers (up to 128049757) that are relatively prime to 128049757.
128049757 has 8 divisors, whose sum is 141459840
The reverse of 128049757 is 757940821
Previous prime number is 79
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 43
Digital Root 7
Name
one hundred twenty-eight million forty-nine thousand seven hundred fifty-seven
Scientific notation
1.28049757 × 10^8
Engineering notation
1.28049757 × 10^6
Prime Factorization
11 × 79 × 147353
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
128049757
Product of the distinct prime numbers
The prime factorization of 128049757 is 11 × 79 × 147353.
Since it has a total of 3 prime factors.
9 , 8 , 29 , 52 , 717 , 434 , 6314 , 6926 , 25792 , 50244 , 685124 , 448 , 3906089 , 7975633 , 80975933 , 19013391 , 225715543 , 524131722 , 2624916207 , 6053125749
n×2
256099514
n×3
384149271
n×4
512199028
n×5
640248785
n÷2
64024878.5
n÷3
42683252.333333
n÷3
32012439.25
n÷5
25609951.4
n2
16396740267759049
n3
2.0995986068787E+24
n4
2.6885309140835E+32
n5
3.4426573023538E+40
2 √n
11315.907254834
3 √n
504.03371346874
4 √n
106.37625324683
5 √n
41.828833341104
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
-128049756
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 128049757 can be divided by 8 positive divisors.
The sum of these divisors (counting 128049757) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101000011110001001011101
3
Ternary
22220221121020121
4
Quaternary
13220132021131
5
Quinary
230240043012
6
Senary
20412314541
8
Octal
750361135
10
Decimal
128049757
12
Duodecimal
36a72a51
16
Hexadecimal
7a1e25d
20
Vigesimal
200647h
36
Base36
248jtp
md5
4576f69f24a0a8763da77f1877f3517a
sha1
1e6390cb06491f09d33521955c6d9c7348ba1298
sha256
0ffb66df0ecfefc5c7097a46e14334e643e17ea20e7dd2b03cddc1f580481a4e
sha512
004a51680a8c0660717bcdc0beb55e1adf2c8f194cda7bf3d44cf421c66cf607b965a0ca1e4e69d5708cb3869746a6e90a561b388f0384997669495ba27c7dda
ripemd-160
5e36f189f97670241e6c7845562d621a98c21b87
Diameter
256099514
Circumference
804560351.77032
Area
5.1511878768012E+16
Volume
8.7947780784765E+24
Surface area
2.0604751507205E+17
Circumference
804560351.77032
Perimeter
512199028
Area
16396740267759049
Diagonal
181089703.00798
Surface area
98380441606554294
Volume
2.0995986068787E+24
Space diagonal
221788685.02085
Perimeter
384149271
Area
7.0999968055673E+15
Altitude
110894342.51042
Surface area
7.0999968055673E+15
Volume
2.4744006878229E+23
Height
60363234.335993