128540241 is an odd 9-digits composite number following 128540240
and preceding 128540242 . In scientific notation, it is written as 1.28540241 × 10^8.
The sum of its digits is 27. It has a total of 4 prime factors and 12 positive divisors.
There are 85514616 positive integers (up to 128540241) that are relatively prime to 128540241.
128540241 has 12 divisors, whose sum is 186056832
The reverse of 128540241 is 142045821
Previous prime number is 487
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 27
Digital Root 9
Name
one hundred twenty-eight million five hundred forty thousand two hundred forty-one
Scientific notation
1.28540241 × 10^8
Engineering notation
1.28540241 × 10^6
Prime Factorization
3 × 3 × 487 × 29327
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
42846747
Product of the distinct prime numbers
The prime factorization of 128540241 is 3 × 3 × 487 × 29327.
Since it has a total of 4 prime factors.
9 , 9 , 29 , 73 , 523 , 758 , 4413 , 1018 , 99952 , 51781 , 879999 , 368369 , 3306545 , 22915 , 13192074 , 47229475 , 261856138 , 690129066 , 9638521697 , 2983391170
n×2
257080482
n×3
385620723
n×4
514160964
n×5
642701205
n÷2
64270120.5
n÷3
42846747
n÷3
32135060.25
n÷5
25708048.2
n2
16522593556338081
n3
2.1238181576767E+24
n4
2.7299609782794E+32
n5
3.5090984206864E+40
2 √n
11337.558864235
3 √n
504.67644666658
4 √n
106.47797361067
5 √n
41.860828733388
1 , 3 , 9 , 487 , 1461 , 4383 , 29327 , 87981 , 263943 , 14282249 , 42846747 , 128540241
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
-128540240
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 128540241 can be divided by 12 positive divisors.
The sum of these divisors (counting 128540241) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
111101010010101111001010001
3
Ternary
22221212112001200
4
Quaternary
13222111321101
5
Quinary
230401241431
6
Senary
20431021413
8
Octal
752257121
10
Decimal
128540241
12
Duodecimal
3706a869
16
Hexadecimal
7a95e51
20
Vigesimal
2037ac1
36
Base36
24j2a9
md5
e6215406acb05d371f4a8f5c189dc1a2
sha1
8f7f0b280f8340d8d06240ad944ea5e0c7973a50
sha256
e751c2ca5aa412c50ea5dd8976cbfd4d7d3c62f4999f0c6915a29e8f9ee9df5d
sha512
8338c35439e1751627bde81b033dd6116f5ffef6cf4c85d6427fdebae751172c7d6065044c87f370b064dc400a56278c4ebda262959d8cb5e7db528e3a08c047
ripemd-160
de3ea0e79d97b762bc31a0d3e205a701c3a11790
Diameter
257080482
Circumference
807642153.63252
Area
5.1907258534842E+16
Volume
8.8962286956238E+24
Surface area
2.0762903413937E+17
Circumference
807642153.63252
Perimeter
514160964
Area
16522593556338081
Diagonal
181783352.13291
Surface area
99135561338028486
Volume
2.1238181576767E+24
Space diagonal
222638228.22915
Perimeter
385620723
Area
7.1544928780969E+15
Altitude
111319114.11457
Surface area
7.1544928780969E+15
Volume
2.5029437021672E+23
Height
60594450.710969