128528481 is an odd 9-digits composite number following 128528480
and preceding 128528482 . In scientific notation, it is written as 1.28528481 × 10^8.
The sum of its digits is 39. It has a total of 4 prime factors and 16 positive divisors.
There are 83404800 positive integers (up to 128528481) that are relatively prime to 128528481.
128528481 has 16 divisors, whose sum is 175952448
The reverse of 128528481 is 184825821
Previous prime number is 577
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 39
Digital Root 3
Name
one hundred twenty-eight million five hundred twenty-eight thousand four hundred eighty-one
Scientific notation
1.28528481 × 10^8
Engineering notation
1.28528481 × 10^6
Prime Factorization
3 × 41 × 577 × 1811
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
128528481
Product of the distinct prime numbers
The prime factorization of 128528481 is 3 × 41 × 577 × 1811.
Since it has a total of 4 prime factors.
7 , 10 , 46 , 98 , 673 , 495 , 2070 , 8946 , 62845 , 39218 , 779439 , 92841 , 2786701 , 5242742 , 7153122 , 15381061 , 673947231 , 122801072 , 555000556 , 8261713185
n×2
257056962
n×3
385585443
n×4
514113924
n×5
642642405
n÷2
64264240.5
n÷3
42842827
n÷3
32132120.25
n÷5
25705696.2
n2
16519570428167361
n3
2.1232352939049E+24
n4
2.7289620713118E+32
n5
3.5074934973232E+40
2 √n
11337.04022221
3 √n
504.66105543975
4 √n
106.47553814003
5 √n
41.860062745463
1 , 3 , 41 , 123 , 577 , 1731 , 1811 , 5433 , 23657 , 70971 , 74251 , 222753 , 1044947 , 3134841 , 42842827 , 128528481
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
-128528480
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 128528481 can be divided by 16 positive divisors.
The sum of these divisors (counting 128528481) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111101010010011000001100001
3
Ternary
22221211220221010
4
Quaternary
13222103001201
5
Quinary
230400402411
6
Senary
20430451133
8
Octal
752230141
10
Decimal
128528481
12
Duodecimal
37063aa9
16
Hexadecimal
7a93061
20
Vigesimal
2036141
36
Base36
24it7l
md5
0daf90e10d62a156619b4db434a215cb
sha1
cd117157f1b698822c6faba99fc95596b286a7b6
sha256
f20309afa6ac7b2f70eb8ce978e09408a944273b78dd677a13e73e75dfe5f3d3
sha512
d772b320f37ea3210b75a1f8093c0047ae9f8b5609cf43cf3ab36a643942beb1bd0d1be15eb5caf297746c7d6036e0e29ba8dba35b279b4bb8a6cd74fbb20679
ripemd-160
0914296e8a7f15517a2501f76f1cf3e179eeed1c
Diameter
257056962
Circumference
807568263.37331
Area
5.189776109759E+16
Volume
8.8937872015655E+24
Surface area
2.0759104439036E+17
Circumference
807568263.37331
Perimeter
514113924
Area
16519570428167361
Diagonal
181766720.98141
Surface area
99117422569004166
Volume
2.1232352939049E+24
Space diagonal
222617859.31165
Perimeter
385585443
Area
7.1531838251996E+15
Altitude
111308929.65583
Surface area
7.1531838251996E+15
Volume
2.5022567906246E+23
Height
60588906.993804