128520488 is an even 9-digits composite number following 128520487
and preceding 128520489 . In scientific notation, it is written as 1.28520488 × 10^8.
The sum of its digits is 38. It has a total of 5 prime factors and 16 positive divisors.
There are 64032048 positive integers (up to 128520488) that are relatively prime to 128520488.
128520488 has 16 divisors, whose sum is 241831680
The reverse of 128520488 is 884025821
Previous prime number is 283
Is Prime? no
Number parity even
Number length 9
Sum of Digits 38
Digital Root 2
Name
one hundred twenty-eight million five hundred twenty thousand four hundred eighty-eight
Scientific notation
1.28520488 × 10^8
Engineering notation
1.28520488 × 10^6
Prime Factorization
2 × 2 × 2 × 283 × 56767
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
32130122
Product of the distinct prime numbers
The prime factorization of 128520488 is 2 × 2 × 2 × 283 × 56767.
Since it has a total of 5 prime factors.
10 , 8 , 11 , 65 , 733 , 17 , 3035 , 9608 , 46547 , 34812 , 930680 , 56586 , 6353377 , 9174299 , 18146746 , 46962730 , 327646512 , 489251474 , 1431025027 , 8502118648
n×2
257040976
n×3
385561464
n×4
514081952
n×5
642602440
n÷2
64260244
n÷3
42840162.666667
n÷3
32130122
n÷5
25704097.6
n2
16517515835758144
n3
2.1228391957594E+24
n4
2.7282832938452E+32
n5
3.5064030032723E+40
2 √n
11336.687699677
3 √n
504.65059384295
4 √n
106.47388271157
5 √n
41.859542089182
1 , 2 , 4 , 8 , 283 , 566 , 1132 , 2264 , 56767 , 113534 , 227068 , 454136 , 16065061 , 32130122 , 64260244 , 128520488
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
-128520487
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 128520488 can be divided by 16 positive divisors.
The sum of these divisors (counting 128520488) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111101010010001000100101000
3
Ternary
22221211111222002
4
Quaternary
13222101010220
5
Quinary
230400123423
6
Senary
20430350132
8
Octal
752210450
10
Decimal
128520488
12
Duodecimal
3705b348
16
Hexadecimal
7a91128
20
Vigesimal
2035148
36
Base36
24in1k
md5
d25ae524f3784839a130d832cf5af2ca
sha1
c335add00fc59535e8785646064a508d1fd13115
sha256
3462c15db3b5638de4d71e45e40f4d0d592e39f4418c21167860d2052782fc90
sha512
4e96cfb0360886d498f7d7a95d3b91f643931835d893e65c092c106a8a13281f6b0a69c88db905b78cd818bb0ae888b9781cd13efb8fa128aa3912151c7ddb80
ripemd-160
519b1fd8eb8550b701f6e4c0b2ab024aa2ae63bc
Diameter
257040976
Circumference
807518041.87315
Area
5.1891306405171E+16
Volume
8.8921280295334E+24
Surface area
2.0756522562068E+17
Circumference
807518041.87315
Perimeter
514081952
Area
16517515835758144
Diagonal
181755417.17241
Surface area
99105095014548864
Volume
2.1228391957594E+24
Space diagonal
222604015.02955
Perimeter
385561464
Area
7.1522941605892E+15
Altitude
111302007.51477
Surface area
7.1522941605892E+15
Volume
2.5017899844834E+23
Height
60585139.05747