128960746 is an even 9-digits composite number following 128960745
and preceding 128960747 . In scientific notation, it is written as 1.28960746 × 10^8.
The sum of its digits is 43. It has a total of 3 prime factors and 8 positive divisors.
There are 64459008 positive integers (up to 128960746) that are relatively prime to 128960746.
128960746 has 8 divisors, whose sum is 193505220
The reverse of 128960746 is 647069821
Previous prime number is 17729
Is Prime? no
Number parity even
Number length 9
Sum of Digits 43
Digital Root 7
Name
one hundred twenty-eight million nine hundred sixty thousand seven hundred forty-six
Scientific notation
1.28960746 × 10^8
Engineering notation
1.28960746 × 10^6
Prime Factorization
2 × 17729 × 3637
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
128960746
Product of the distinct prime numbers
The prime factorization of 128960746 is 2 × 17729 × 3637.
Since it has a total of 3 prime factors.
8 , 7 , 46 , 65 , 23 , 555 , 8613 , 5454 , 24895 , 92216 , 538216 , 852093 , 7763079 , 1804847 , 16321860 , 19581499 , 301736634 , 163473279 , 9065308494 , 2932512263
n×2
257921492
n×3
386882238
n×4
515842984
n×5
644803730
n÷2
64480373
n÷3
42986915.333333
n÷3
32240186.5
n÷5
25792149.2
n2
16630874008876516
n3
2.1447299188167E+24
n4
2.7658597029912E+32
n5
3.5668733062909E+40
2 √n
11356.088499127
3 √n
505.22617846098
4 √n
106.56494967449
5 √n
41.888181566509
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-128960745
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 128960746 can be divided by 8 positive divisors.
The sum of these divisors (counting 128960746) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101011111100100011101010
3
Ternary
22222122212212221
4
Quaternary
13223330203222
5
Quinary
231003220441
6
Senary
20444024254
8
Octal
753744352
10
Decimal
128960746
12
Duodecimal
3723208a
16
Hexadecimal
7afc8ea
20
Vigesimal
20601h6
36
Base36
24s2qy
md5
b407ddc13de25dc6210c1e61fe8d99a9
sha1
03691082b4cddabd414f9d3e70cda130c92ed17c
sha256
205b68ee978d6eed5ed466b1003df8018ee9cf37eaf723c321c797b37ed7e3c9
sha512
c67f8fe1bd1f10809eb5e1cd0535fe93e9684b35846770d288e129068415ff6a485e05808e5049402f2f00881f73cd4f25c226808e9aca3aaed32c87682a5f1a
ripemd-160
356ae3cfc46527be17fe8cbe3ac7f76c2eb5ab41
Diameter
257921492
Circumference
810284264.47012
Area
5.2247431609064E+16
Volume
8.9838236758518E+24
Surface area
2.0898972643626E+17
Circumference
810284264.47012
Perimeter
515842984
Area
16630874008876516
Diagonal
182378036.00695
Surface area
99785244053259096
Volume
2.1447299188167E+24
Space diagonal
223366564.25398
Perimeter
386882238
Area
7.2013796894127E+15
Altitude
111683282.12699
Surface area
7.2013796894127E+15
Volume
2.527588449015E+23
Height
60792678.668984