128260732 is an even 9-digits composite number following 128260731
and preceding 128260733 . In scientific notation, it is written as 1.28260732 × 10^8.
The sum of its digits is 31. It has a total of 4 prime factors and 12 positive divisors.
There are 64100960 positive integers (up to 128260732) that are relatively prime to 128260732.
128260732 has 12 divisors, whose sum is 224559216
The reverse of 128260732 is 237062821
Previous prime number is 2663
Is Prime? no
Number parity even
Number length 9
Sum of Digits 31
Digital Root 4
Name
one hundred twenty-eight million two hundred sixty thousand seven hundred thirty-two
Scientific notation
1.28260732 × 10^8
Engineering notation
1.28260732 × 10^6
Prime Factorization
2 × 2 × 2663 × 12041
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
64130366
Product of the distinct prime numbers
The prime factorization of 128260732 is 2 × 2 × 2663 × 12041.
Since it has a total of 4 prime factors.
2 , 7 , 97 , 86 , 647 , 379 , 1070 , 597 , 27472 , 5431 , 822958 , 75361 , 4461817 , 8050640 , 92996695 , 14894043 , 986209972 , 308767481 , 4544071810 , 4504765605
n×2
256521464
n×3
384782196
n×4
513042928
n×5
641303660
n÷2
64130366
n÷3
42753577.333333
n÷3
32065183
n÷5
25652146.4
n2
16450815373175824
n3
2.1099936217604E+24
n4
2.7062932644232E+32
n5
3.4711115510159E+40
2 √n
11325.225472369
3 √n
504.31037718503
4 √n
106.42004262529
5 √n
41.842607717778
1 , 2 , 4 , 2663 , 5326 , 10652 , 12041 , 24082 , 48164 , 32065183 , 64130366 , 128260732
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-128260731
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 128260732 can be divided by 12 positive divisors.
The sum of these divisors (counting 128260732) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
111101001010001101001111100
3
Ternary
22221100022122111
4
Quaternary
13221101221330
5
Quinary
230313320412
6
Senary
20421023404
8
Octal
751215174
10
Decimal
128260732
12
Duodecimal
36b54b64
16
Hexadecimal
7a51a7c
20
Vigesimal
201cbgc
36
Base36
24d2m4
md5
ca834be44f9f6c8d31ea079344379466
sha1
1214323ab68b129b479428173abf097ffa42770e
sha256
325234d7811753569760ef3f86bde2e4001e9e0706a3d1b57899c78ce60c2afb
sha512
9a9e3d4bd9982e6142b32a9f4ffc73dd7815600a71814ad52d8fb922d7e22dc961dc66686f6c4482b765d2bf74bfda306bdeccfa753563fe188ed2d80db70aab
ripemd-160
b1f1ac6e58539b146039b21445e1aba3041179a7
Diameter
256521464
Circumference
805885946.7905
Area
5.1681760721931E+16
Volume
8.8383206149917E+24
Surface area
2.0672704288772E+17
Circumference
805885946.7905
Perimeter
513042928
Area
16450815373175824
Diagonal
181388066.7143
Surface area
98704892239054944
Volume
2.1099936217604E+24
Space diagonal
222154104.43998
Perimeter
384782196
Area
7.1234120130689E+15
Altitude
111077052.21999
Surface area
7.1234120130689E+15
Volume
2.4866513303452E+23
Height
60462688.904767