128773940 is an even 9-digits composite number following 128773939
and preceding 128773941 . In scientific notation, it is written as 1.28773940 × 10^8.
The sum of its digits is 41. It has a total of 4 prime factors and 12 positive divisors.
There are 51509568 positive integers (up to 128773940) that are relatively prime to 128773940.
128773940 has 12 divisors, whose sum is 270425316
The reverse of 128773940 is 049377821
Previous prime number is 5
Is Prime? no
Number parity even
Number length 9
Sum of Digits 41
Digital Root 5
Name
one hundred twenty-eight million seven hundred seventy-three thousand nine hundred forty
Scientific notation
1.28773940 × 10^8
Engineering notation
1.28773940 × 10^6
Prime Factorization
2 × 2 × 5 × 6438697
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
64386970
Product of the distinct prime numbers
The prime factorization of 128773940 is 2 × 2 × 5 × 6438697.
Since it has a total of 4 prime factors.
2 , 7 , 31 , 18 , 146 , 760 , 7321 , 7993 , 73687 , 69238 , 357862 , 485177 , 5451343 , 2278329 , 64955106 , 70201238 , 579578320 , 780940051 , 4943206703 , 9844802325
n×2
257547880
n×3
386321820
n×4
515095760
n×5
643869700
n÷2
64386970
n÷3
42924646.666667
n÷3
32193485
n÷5
25754788
n2
16582727623123600
n3
2.1354231719765E+24
n4
2.7498685542271E+32
n5
3.5411140820992E+40
2 √n
11347.860591319
3 √n
504.98211223115
4 √n
106.52633754766
5 √n
41.876039109565
1 , 2 , 4 , 5 , 10 , 20 , 6438697 , 12877394 , 25754788 , 32193485 , 64386970 , 128773940
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-128773939
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 128773940 can be divided by 12 positive divisors.
The sum of these divisors (counting 128773940) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
111101011001110111100110100
3
Ternary
22222022101122012
4
Quaternary
13223032330310
5
Quinary
230431231230
6
Senary
20440023352
8
Octal
753167464
10
Decimal
128773940
12
Duodecimal
37161b58
16
Hexadecimal
7acef34
20
Vigesimal
204geh0
36
Base36
24o2lw
md5
eace2298315660be5faeeefcb9f54a6f
sha1
8aaa137f0eb1a5164fc5e1b93d4004afb13473c7
sha256
b199ef646b355d1680b442b1b6b7f5157bef0e3b92c2b0d25b27e779bf1c4673
sha512
9d471367b6ce2501e725fa9b16f03c17778664ca2593174cd3f24a87a78eddcd71e0808457d4e51febbb344db75340ed99c38d5ffdeb0461c77083b97baa2511
ripemd-160
e94d06c5a22683c8f27e636a69e4a1afc0aa35b4
Diameter
257547880
Circumference
809110527.75563
Area
5.2096175277286E+16
Volume
8.9448396658489E+24
Surface area
2.0838470110914E+17
Circumference
809110527.75563
Perimeter
515095760
Area
16582727623123600
Diagonal
182113852.42822
Surface area
99496365738741600
Volume
2.1354231719765E+24
Space diagonal
223043006.77083
Perimeter
386321820
Area
7.1805316928315E+15
Altitude
111521503.38541
Surface area
7.1805316928315E+15
Volume
2.5166203426791E+23
Height
60704617.476073