128097725 is an odd 9-digits composite number following 128097724
and preceding 128097726 . In scientific notation, it is written as 1.28097725 × 10^8.
The sum of its digits is 41. It has a total of 4 prime factors and 16 positive divisors.
There are 87004800 positive integers (up to 128097725) that are relatively prime to 128097725.
128097725 has 16 divisors, whose sum is 159610176
The reverse of 128097725 is 527790821
Previous prime number is 107
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 41
Digital Root 5
Name
one hundred twenty-eight million ninety-seven thousand seven hundred twenty-five
Scientific notation
1.28097725 × 10^8
Engineering notation
1.28097725 × 10^6
Prime Factorization
35 × 5 × 107 × 6841
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
128097725
Product of the distinct prime numbers
The prime factorization of 128097725 is 35 × 5 × 107 × 6841.
Since it has a total of 4 prime factors.
1 , 5 , 90 , 91 , 835 , 205 , 1677 , 6939 , 61080 , 48037 , 981515 , 48131 , 7752758 , 7112453 , 19703664 , 17776005 , 418905117 , 979442298 , 2822302971 , 4936387863
n×2
256195450
n×3
384293175
n×4
512390900
n×5
640488625
n÷2
64048862.5
n÷3
42699241.666667
n÷3
32024431.25
n÷5
25619545
n2
16409027150175625
n3
2.1019590474007E+24
n4
2.692561720152E+32
n5
3.4491103077356E+40
2 √n
11318.026550596
3 √n
504.09664335726
4 √n
106.38621410031
5 √n
41.831966724475
1 , 5 , 35 , 107 , 175 , 535 , 3745 , 6841 , 18725 , 34205 , 239435 , 731987 , 1197175 , 3659935 , 25619545 , 128097725
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
-128097724
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 128097725 can be divided by 16 positive divisors.
The sum of these divisors (counting 128097725) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111101000101001110110111101
3
Ternary
22221001001001012
4
Quaternary
13220221312331
5
Quinary
230243111400
6
Senary
20413325005
8
Octal
750516675
10
Decimal
128097725
12
Duodecimal
36a96765
16
Hexadecimal
7a29dbd
20
Vigesimal
200c465
36
Base36
249ku5
md5
45282069e53e68675e2126d2c67bd480
sha1
4ed967d3abae379bc06dc0a8aa5661837f6bdb30
sha256
cf0fe358258ec4d665e722a92c6b8a5111b1d5a156ccf2757f15818f13a26f49
sha512
6c5c0bc739c3ced80c562280d9faac7b8d77ab178d04e7ec1aeafbedbeecc95aa18a01fb4e2b4e3087ab92e9d643aedbac5f7e5c805dbe0b604136efc09f4fc9
ripemd-160
726cc939cae69c629bef00b14eefd4b0a3fbb764
Diameter
256195450
Circumference
804861743.60313
Area
5.1550479147547E+16
Volume
8.8046654686143E+24
Surface area
2.0620191659019E+17
Circumference
804861743.60313
Perimeter
512390900
Area
16409027150175625
Diagonal
181157540.00414
Surface area
98454162901053750
Volume
2.1019590474007E+24
Space diagonal
221871768.03399
Perimeter
384293175
Area
7.1053171817203E+15
Altitude
110935884.01699
Surface area
7.1053171817203E+15
Volume
2.4771824936558E+23
Height
60385846.668046