128260738 is an even 9-digits composite number following 128260737
and preceding 128260739 . In scientific notation, it is written as 1.28260738 × 10^8.
The sum of its digits is 37. It has a total of 2 prime factors and 4 positive divisors.
There are 64130368 positive integers (up to 128260738) that are relatively prime to 128260738.
128260738 has 4 divisors, whose sum is 192391110
The reverse of 128260738 is 837062821
Previous prime number is 2
Is Prime? no
Number parity even
Number length 9
Sum of Digits 37
Digital Root 1
Name
one hundred twenty-eight million two hundred sixty thousand seven hundred thirty-eight
Scientific notation
1.28260738 × 10^8
Engineering notation
1.28260738 × 10^6
Prime Factorization
2 × 64130369
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
128260738
Product of the distinct prime numbers
The prime factorization of 128260738 is 2 × 64130369.
Since it has a total of 2 prime factors.
5 , 5 , 10 , 72 , 8 , 326 , 5016 , 2898 , 41710 , 30142 , 904479 , 995115 , 8559004 , 1890829 , 71951274 , 88075090 , 924970596 , 15944958 , 3717466532 , 2208917223
n×2
256521476
n×3
384782214
n×4
513042952
n×5
641303690
n÷2
64130369
n÷3
42753579.333333
n÷3
32065184.5
n÷5
25652147.6
n2
16450816912304644
n3
2.1099939178751E+24
n4
2.7062937708217E+32
n5
3.4711123629039E+40
2 √n
11325.225737265
3 √n
504.31038504886
4 √n
106.42004386987
5 √n
41.842608109255
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
-128260737
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 128260738 can be divided by 4 positive divisors.
The sum of these divisors (counting 128260738) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101001010001101010000010
3
Ternary
22221100022122201
4
Quaternary
13221101222002
5
Quinary
230313320423
6
Senary
20421023414
8
Octal
751215202
10
Decimal
128260738
12
Duodecimal
36b54b6a
16
Hexadecimal
7a51a82
20
Vigesimal
201cbgi
36
Base36
24d2ma
md5
32404003251156932e413dd9c1c0ee60
sha1
312a54da292bb3dc6e4e5870d44c38311b40d762
sha256
49938cf464ba768bd1697b699c60c115f322731522b7b331da0e7737632bea28
sha512
1bc335afd177b2de157abfc7afef9e0c4a14905fcefa0329b3091e9df8d3b17319375116a80d29937c15964db11fcf26bb5f1278dddac4c79631c28e237ca8b8
ripemd-160
498db912e97355fc56c9617a02afd33cd50b74a2
Diameter
256521476
Circumference
805885984.48961
Area
5.1681765557247E+16
Volume
8.838321855354E+24
Surface area
2.0672706222899E+17
Circumference
805885984.48961
Perimeter
513042952
Area
16450816912304644
Diagonal
181388075.19958
Surface area
98704901473827864
Volume
2.1099939178751E+24
Space diagonal
222154114.83228
Perimeter
384782214
Area
7.1234126795312E+15
Altitude
111077057.41614
Surface area
7.1234126795312E+15
Volume
2.4866516793197E+23
Height
60462691.733194