128753609 is an odd 9-digits composite number following 128753608
and preceding 128753610 . In scientific notation, it is written as 1.28753609 × 10^8.
The sum of its digits is 41. It has a total of 3 prime factors and 8 positive divisors.
There are 122845536 positive integers (up to 128753609) that are relatively prime to 128753609.
128753609 has 8 divisors, whose sum is 134689920
The reverse of 128753609 is 906357821
Previous prime number is 409
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 41
Digital Root 5
Name
one hundred twenty-eight million seven hundred fifty-three thousand six hundred nine
Scientific notation
1.28753609 × 10^8
Engineering notation
1.28753609 × 10^6
Prime Factorization
23 × 409 × 13687
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
128753609
Product of the distinct prime numbers
The prime factorization of 128753609 is 23 × 409 × 13687.
Since it has a total of 3 prime factors.
4 , 2 , 15 , 15 , 848 , 801 , 2858 , 9938 , 28002 , 62394 , 286118 , 658668 , 7272567 , 7766325 , 75879368 , 21272275 , 705498840 , 585446444 , 1241398436 , 3391498471
n×2
257507218
n×3
386260827
n×4
515014436
n×5
643768045
n÷2
64376804.5
n÷3
42917869.666667
n÷3
32188402.25
n÷5
25750721.8
n2
16577491830524881
n3
2.1344119013481E+24
n4
2.7481323539112E+32
n5
3.5383195857573E+40
2 √n
11346.964748337
3 √n
504.95553508445
4 √n
106.52213266893
5 √n
41.874716737161
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-128753608
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 128753609 can be divided by 8 positive divisors.
The sum of these divisors (counting 128753609) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101011001001111111001001
3
Ternary
22222021100202012
4
Quaternary
13223021333021
5
Quinary
230430103414
6
Senary
20435345305
8
Octal
753117711
10
Decimal
128753609
12
Duodecimal
37152235
16
Hexadecimal
7ac9fc9
20
Vigesimal
204e409
36
Base36
24nmx5
md5
eca9afc3baefae99d58540d2fdaee139
sha1
3e479b9b64c6b018cbc7714602cd2443b7420eec
sha256
d1b61fe25b6970fd139bc21e5c282f7c7659cbaa213f2e4f318e5cae48eca3bf
sha512
c37729835f8ed0ffb259a82fabc69775e98b6dc8731c08cf56b95cb72c7fcb5e74f13153fd625be7151b526e7d6d5610840cd6b0d1fb43101d2dfc9b9ec79648
ripemd-160
42f73306e465e23ffab6b6516a4c72aaa88c33f0
Diameter
257507218
Circumference
808982784.31515
Area
5.2079726549722E+16
Volume
8.9406036653464E+24
Surface area
2.0831890619889E+17
Circumference
808982784.31515
Perimeter
515014436
Area
16577491830524881
Diagonal
182085100.05228
Surface area
99464950983149286
Volume
2.1344119013481E+24
Space diagonal
223007792.44586
Perimeter
386260827
Area
7.1782645281318E+15
Altitude
111503896.22293
Surface area
7.1782645281318E+15
Volume
2.5154285488142E+23
Height
60695033.350761