128609541 is an odd 9-digits composite number following 128609540
and preceding 128609542 . In scientific notation, it is written as 1.28609541 × 10^8.
The sum of its digits is 36. It has a total of 2 prime factors and 4 positive divisors.
There are 85739688 positive integers (up to 128609541) that are relatively prime to 128609541.
128609541 has 4 divisors, whose sum is 142899500
The reverse of 128609541 is 145906821
Previous prime number is 9
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 36
Digital Root 9
Name
one hundred twenty-eight million six hundred nine thousand five hundred forty-one
Scientific notation
1.28609541 × 10^8
Engineering notation
1.28609541 × 10^6
Prime Factorization
9 × 14289949
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
128609541
Product of the distinct prime numbers
The prime factorization of 128609541 is 9 × 14289949.
Since it has a total of 2 prime factors.
8 , 4 , 13 , 2 , 5 , 795 , 6681 , 3935 , 99058 , 78611 , 534545 , 552460 , 536416 , 2651694 , 11585558 , 80611017 , 131504039 , 896010251 , 1011728380 , 7335776335
n×2
257219082
n×3
385828623
n×4
514438164
n×5
643047705
n÷2
64304770.5
n÷3
42869847
n÷3
32152385.25
n÷5
25721908.2
n2
16540414036230681
n3
2.1272550571496E+24
n4
2.7358529648994E+32
n5
3.518567940592E+40
2 √n
11340.614665881
3 √n
504.76712590747
4 √n
106.49232209827
5 √n
41.865341452538
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-128609540
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 128609541 can be divided by 4 positive divisors.
The sum of these divisors (counting 128609541) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101010100110110100000101
3
Ternary
22222000001010100
4
Quaternary
13222212310011
5
Quinary
230411001131
6
Senary
20432314313
8
Octal
752466405
10
Decimal
128609541
12
Duodecimal
370a2999
16
Hexadecimal
7aa6d05
20
Vigesimal
203g3h1
36
Base36
24kjr9
md5
a643bd195503234102d1c327593527b8
sha1
58cca5711ebfef75bb061d4f9125d02baa6ec815
sha256
851d1641cdaaebbde3f3a8d58fa19bd12c85c4e3c57eccf6354fb3367bbf11e8
sha512
0cfba32e19427b662c4e8b44e4c612945220da9685619ad21f171928601bf2e3cafb87c24013ab731165c418c28d7ea0567a3f0e1ab79c99d5d8dc2ad95be670
ripemd-160
537981ba609a3cf0356442618fa262799b41b305
Diameter
257219082
Circumference
808077578.37431
Area
5.1963243223556E+16
Volume
8.9106251464705E+24
Surface area
2.0785297289422E+17
Circumference
808077578.37431
Perimeter
514438164
Area
16540414036230681
Diagonal
181881357.13278
Surface area
99242484217384086
Volume
2.1272550571496E+24
Space diagonal
222758259.35011
Perimeter
385828623
Area
7.1622093722442E+15
Altitude
111379129.67506
Surface area
7.1622093722442E+15
Volume
2.5069941270397E+23
Height
60627119.04426