128763742 is an even 9-digits composite number following 128763741
and preceding 128763743 . In scientific notation, it is written as 1.28763742 × 10^8.
The sum of its digits is 40. It has a total of 2 prime factors and 4 positive divisors.
There are 64381870 positive integers (up to 128763742) that are relatively prime to 128763742.
128763742 has 4 divisors, whose sum is 193145616
The reverse of 128763742 is 247367821
Previous prime number is 2
Is Prime? no
Number parity even
Number length 9
Sum of Digits 40
Digital Root 4
Name
one hundred twenty-eight million seven hundred sixty-three thousand seven hundred forty-two
Scientific notation
1.28763742 × 10^8
Engineering notation
1.28763742 × 10^6
Prime Factorization
2 × 64381871
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
128763742
Product of the distinct prime numbers
The prime factorization of 128763742 is 2 × 64381871.
Since it has a total of 2 prime factors.
2 , 7 , 4 , 83 , 240 , 564 , 4562 , 471 , 52048 , 31080 , 750801 , 482143 , 1035859 , 9579582 , 54043326 , 86620103 , 882122611 , 461306547 , 4294805542 , 2526029717
n×2
257527484
n×3
386291226
n×4
515054968
n×5
643818710
n÷2
64381871
n÷3
42921247.333333
n÷3
32190935.5
n÷5
25752748.4
n2
16580101253842564
n3
2.1349158801837E+24
n4
2.7489975758767E+32
n5
3.5397121461882E+40
2 √n
11347.411246624
3 √n
504.96878152275
4 √n
106.52422844885
5 √n
41.875375830372
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
-128763741
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 128763742 can be divided by 4 positive divisors.
The sum of these divisors (counting 128763742) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101011001100011101011110
3
Ternary
22222021212122111
4
Quaternary
13223030131132
5
Quinary
230430414432
6
Senary
20435504234
8
Octal
753143536
10
Decimal
128763742
12
Duodecimal
3715807a
16
Hexadecimal
7acc75e
20
Vigesimal
204f972
36
Base36
24nuqm
md5
648ddea9891c0254de76615f2750c30c
sha1
16fb3291b172ba285afcee3fe73710bfca2cb93d
sha256
846daee463ba39b44a99d1d01067721222f720704c1d3a0e6a912bfc62af3fdd
sha512
f36f88b55b1cfe6c937eff218d6d68a6574e7e6273fc01b9560fad5b445f0e89c017223d274fa749a5018a588ea30549a4cee5c62251ef7493ff3d3fc5be9b2b
ripemd-160
01c4773accb1c104b612a53d0b069e655416f4e2
Diameter
257527484
Circumference
809046451.83186
Area
5.2087924294847E+16
Volume
8.9427147269562E+24
Surface area
2.0835169717939E+17
Circumference
809046451.83186
Perimeter
515054968
Area
16580101253842564
Diagonal
182099430.27831
Surface area
99480607523055384
Volume
2.1349158801837E+24
Space diagonal
223025343.31669
Perimeter
386291226
Area
7.1793944415729E+15
Altitude
111512671.65835
Surface area
7.1793944415729E+15
Volume
2.5160224935679E+23
Height
60699810.09277