128547497 is an odd 9-digits composite number following 128547496
and preceding 128547498 . In scientific notation, it is written as 1.28547497 × 10^8.
The sum of its digits is 47. It has a total of 2 prime factors and 4 positive divisors.
There are 118659216 positive integers (up to 128547497) that are relatively prime to 128547497.
128547497 has 4 divisors, whose sum is 138435780
The reverse of 128547497 is 794745821
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 47
Digital Root 2
Name
one hundred twenty-eight million five hundred forty-seven thousand four hundred ninety-seven
Scientific notation
1.28547497 × 10^8
Engineering notation
1.28547497 × 10^6
Prime Factorization
13 × 9888269
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
128547497
Product of the distinct prime numbers
The prime factorization of 128547497 is 13 × 9888269.
Since it has a total of 2 prime factors.
1 , 9 , 38 , 33 , 908 , 669 , 4001 , 5524 , 777 , 91375 , 557819 , 378468 , 1127434 , 1834362 , 8929983 , 46749452 , 906554450 , 56848538 , 3361720659 , 4698609594
n×2
257094994
n×3
385642491
n×4
514189988
n×5
642737485
n÷2
64273748.5
n÷3
42849165.666667
n÷3
32136874.25
n÷5
25709499.4
n2
16524458984965009
n3
2.1241778417964E+24
n4
2.7305774474579E+32
n5
3.5100889623536E+40
2 √n
11337.878858058
3 √n
504.68594268994
4 √n
106.47947622926
5 √n
41.861301325182
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
-128547496
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 128547497 can be divided by 4 positive divisors.
The sum of these divisors (counting 128547497) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101010010111101010101001
3
Ternary
22221212220000102
4
Quaternary
13222113222221
5
Quinary
230402004442
6
Senary
20431115145
8
Octal
752275251
10
Decimal
128547497
12
Duodecimal
37072ab5
16
Hexadecimal
7a97aa9
20
Vigesimal
20388eh
36
Base36
24j7vt
md5
c2ea6909e795329f5acb29414eb9c4b1
sha1
cbe85d46531840cb3db70d71f9c8dcecc4514e86
sha256
eadd781b46fc7b5e972e694ceecad550f025e9456ac9b4ff1dcb1e6be9a2d382
sha512
ed175d51e6a674d48e7fcdc8ec13511613405223936dfcafd7aced95157e4aa290cc4921101c2341f9e90bdbd401f72f35cb900855c82dc7abd0251b7136b167
ripemd-160
008dd9ef8eb50fec6ea598fbefa25620d2a7e105
Diameter
257094994
Circumference
807687744.42511
Area
5.1913118951712E+16
Volume
8.8977353369411E+24
Surface area
2.0765247580685E+17
Circumference
807687744.42511
Perimeter
514189988
Area
16524458984965009
Diagonal
181793613.66651
Surface area
99146753909790054
Volume
2.1241778417964E+24
Space diagonal
222650795.98981
Perimeter
385642491
Area
7.1553006323869E+15
Altitude
111325397.9949
Surface area
7.1553006323869E+15
Volume
2.5033675939674E+23
Height
60597871.222172