128439607 is an odd 9-digits composite number following 128439606
and preceding 128439608 . In scientific notation, it is written as 1.28439607 × 10^8.
The sum of its digits is 40. It has a total of 2 prime factors and 4 positive divisors.
There are 120884320 positive integers (up to 128439607) that are relatively prime to 128439607.
128439607 has 4 divisors, whose sum is 135994896
The reverse of 128439607 is 706934821
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 40
Digital Root 4
Name
one hundred twenty-eight million four hundred thirty-nine thousand six hundred seven
Scientific notation
1.28439607 × 10^8
Engineering notation
1.28439607 × 10^6
Prime Factorization
17 × 7555271
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
128439607
Product of the distinct prime numbers
The prime factorization of 128439607 is 17 × 7555271.
Since it has a total of 2 prime factors.
5 , 9 , 98 , 73 , 294 , 657 , 7268 , 9473 , 68120 , 5684 , 872217 , 915703 , 3067496 , 6194768 , 77592700 , 78299463 , 369618210 , 352945539 , 7546330353 , 9593028122
n×2
256879214
n×3
385318821
n×4
513758428
n×5
642198035
n÷2
64219803.5
n÷3
42813202.333333
n÷3
32109901.75
n÷5
25687921.4
n2
16496732646314449
n3
2.1188338578767E+24
n4
2.7214218800398E+32
n5
3.4953835675351E+40
2 √n
11333.119914657
3 √n
504.54470875384
4 √n
106.45712712006
5 √n
41.854272121313
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
-128439606
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 128439607 can be divided by 4 positive divisors.
The sum of these divisors (counting 128439607) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101001111101010100110111
3
Ternary
22221200102000111
4
Quaternary
13221331110313
5
Quinary
230340031412
6
Senary
20424523451
8
Octal
751752467
10
Decimal
128439607
12
Duodecimal
37020587
16
Hexadecimal
7a7d537
20
Vigesimal
202ej07
36
Base36
24gwmv
md5
63f150b433c8fe751e98c70113ba70b2
sha1
c9d6da9b5cfc269cb252165fc9dff5b3ec374537
sha256
db17feaa2a800720bf5165d4c69a8831775954ee095b42358c775210133aafae
sha512
b4fe41659a024b183b2e61aab6bbba0258da1b949b3ed4b33392bc4bd7f0ed04175816089b07ef172c52ab0bc41f9a32cd73676bb6204b11ab8d107f079b248f
ripemd-160
707ae760f337d088f96c525efe28ed744ffdd251
Diameter
256879214
Circumference
807009851.56232
Area
5.1826014089896E+16
Volume
8.8753505094437E+24
Surface area
2.0730405635959E+17
Circumference
807009851.56232
Perimeter
513758428
Area
16496732646314449
Diagonal
181641034.16527
Surface area
98980395877886694
Volume
2.1188338578767E+24
Space diagonal
222463925.02818
Perimeter
385318821
Area
7.1432947755742E+15
Altitude
111231962.51409
Surface area
7.1432947755742E+15
Volume
2.4970696485204E+23
Height
60547011.388423