128540248 is an even 9-digits composite number following 128540247
and preceding 128540249 . In scientific notation, it is written as 1.28540248 × 10^8.
The sum of its digits is 34. It has a total of 5 prime factors and 16 positive divisors.
There are 62702400 positive integers (up to 128540248) that are relatively prime to 128540248.
128540248 has 16 divisors, whose sum is 246891960
The reverse of 128540248 is 842045821
Previous prime number is 41
Is Prime? no
Number parity even
Number length 9
Sum of Digits 34
Digital Root 7
Name
one hundred twenty-eight million five hundred forty thousand two hundred forty-eight
Scientific notation
1.28540248 × 10^8
Engineering notation
1.28540248 × 10^6
Prime Factorization
2 × 2 × 2 × 41 × 391891
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
32135062
Product of the distinct prime numbers
The prime factorization of 128540248 is 2 × 2 × 2 × 41 × 391891.
Since it has a total of 5 prime factors.
9 , 9 , 54 , 47 , 714 , 17 , 3386 , 8771 , 49134 , 39444 , 712070 , 382881 , 5147405 , 6469982 , 94374095 , 59188525 , 325851839 , 758668591 , 1378641806 , 545301431
n×2
257080496
n×3
385620744
n×4
514160992
n×5
642701240
n÷2
64270124
n÷3
42846749.333333
n÷3
32135062
n÷5
25708049.6
n2
16522595355901504
n3
2.1238185046512E+24
n4
2.7299615729486E+32
n5
3.5090993761728E+40
2 √n
11337.559172944
3 √n
504.67645582774
4 √n
106.47797506031
5 √n
41.860829189317
1 , 2 , 4 , 8 , 41 , 82 , 164 , 328 , 391891 , 783782 , 1567564 , 3135128 , 16067531 , 32135062 , 64270124 , 128540248
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-128540247
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 128540248 can be divided by 16 positive divisors.
The sum of these divisors (counting 128540248) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111101010010101111001011000
3
Ternary
22221212112001221
4
Quaternary
13222111321120
5
Quinary
230401241443
6
Senary
20431021424
8
Octal
752257130
10
Decimal
128540248
12
Duodecimal
3706a874
16
Hexadecimal
7a95e58
20
Vigesimal
2037ac8
36
Base36
24j2ag
md5
ab5d479cd891080011fbc4a7de981aba
sha1
4ad17304fa0685647536f6521607c29545f5692c
sha256
a637671f0f3407625a4c0f9c31076cf97a48c5b21bb324231014ee954c433685
sha512
c2bed34422eac8c2f35f0b43e8d5c1b6292d5f831ae20df2b492bb87b97e8a0b7c4d9c59673e710f6bf268699c1ce583449212aee3316de087a22a90c89d87b8
ripemd-160
17712ea5426480718b00a039ae370a8878523647
Diameter
257080496
Circumference
807642197.61482
Area
5.1907264188337E+16
Volume
8.8962301490271E+24
Surface area
2.0762905675335E+17
Circumference
807642197.61482
Perimeter
514160992
Area
16522595355901504
Diagonal
181783362.0324
Surface area
99135572135409024
Volume
2.1238185046512E+24
Space diagonal
222638240.3535
Perimeter
385620744
Area
7.1544936573307E+15
Altitude
111319120.17675
Surface area
7.1544936573307E+15
Volume
2.5029441110806E+23
Height
60594454.0108