128776109 is an odd 9-digits composite number following 128776108
and preceding 128776110 . In scientific notation, it is written as 1.28776109 × 10^8.
The sum of its digits is 41. It has a total of 3 prime factors and 8 positive divisors.
There are 99947760 positive integers (up to 128776109) that are relatively prime to 128776109.
128776109 has 8 divisors, whose sum is 130965120
The reverse of 128776109 is 901677821
Previous prime number is 263
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 41
Digital Root 5
Name
one hundred twenty-eight million seven hundred seventy-six thousand one hundred nine
Scientific notation
1.28776109 × 10^8
Engineering notation
1.28776109 × 10^6
Prime Factorization
77 × 263 × 6359
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
128776109
Product of the distinct prime numbers
The prime factorization of 128776109 is 77 × 263 × 6359.
Since it has a total of 3 prime factors.
9 , 5 , 62 , 23 , 360 , 248 , 4162 , 7268 , 90915 , 44224 , 510484 , 867132 , 9712593 , 2151532 , 95597848 , 23826840 , 332397889 , 230334950 , 8192331925 , 881274552
n×2
257552218
n×3
386328327
n×4
515104436
n×5
643880545
n÷2
64388054.5
n÷3
42925369.666667
n÷3
32194027.25
n÷5
25755221.8
n2
16583286249179881
n3
2.1355310776026E+24
n4
2.7500538282224E+32
n5
3.5414123153903E+40
2 √n
11347.956159591
3 √n
504.98494743226
4 √n
106.52678611312
5 √n
41.876180176177
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
-128776108
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 128776109 can be divided by 8 positive divisors.
The sum of these divisors (counting 128776109) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101011001111011110101101
3
Ternary
22222022111121112
4
Quaternary
13223033132231
5
Quinary
230431313414
6
Senary
20440041405
8
Octal
753173655
10
Decimal
128776109
12
Duodecimal
37163265
16
Hexadecimal
7acf7ad
20
Vigesimal
204h059
36
Base36
24o4a5
md5
3a1d63de551b90687fae10e96f1eb744
sha1
d34cfc0788f1d1a8f4352ebb7ffafd3862b3950c
sha256
e28b6a453ed46f9b0982abdd17fdf9fa33d95af6035a571b54cfbaa41dd129a9
sha512
72d9f3ec72990e6bdcd696b01d1fab6493a979fed9b4c9ca261417504e709bbdacb2bedb7a30e4cc43470f25f9dd17d44ebd0ea42f0a96e1c5ebeefcc9a4ae24
ripemd-160
66748d2476ab7febcb3941a2d8b5cefc0445d2bb
Diameter
257552218
Circumference
809124155.98456
Area
5.20979302528E+16
Volume
8.9452916598787E+24
Surface area
2.083917210112E+17
Circumference
809124155.98456
Perimeter
515104436
Area
16583286249179881
Diagonal
182116919.85744
Surface area
99499717495079286
Volume
2.1355310776026E+24
Space diagonal
223046763.58903
Perimeter
386328327
Area
7.1807735850095E+15
Altitude
111523381.79451
Surface area
7.1807735850095E+15
Volume
2.516747510679E+23
Height
60705639.952479