129128049 is an odd 9-digits composite number following 129128048
and preceding 129128050 . In scientific notation, it is written as 1.29128049 × 10^8.
The sum of its digits is 36. It has a total of 5 prime factors and 32 positive divisors.
There are 79377408 positive integers (up to 129128049) that are relatively prime to 129128049.
129128049 has 32 divisors, whose sum is 184208640
The reverse of 129128049 is 940821921
Previous prime number is 97
Is Prime? no Number parity odd Number length 9 Sum of Digits 36 Digital Root 9
Name
one hundred twenty-nine million one hundred twenty-eight thousand forty-nine
Scientific notation
1.29128049 × 10^8
Engineering notation
1.29128049 × 10^6
Prime Factorization
177 × 3 × 23 × 97 × 109
Composite number
ω Distinct Factors
5 Total number of distinct prime factors
Ω Total Factors
5 Total number of prime factors
rad Radical
129128049 Product of the distinct prime numbers
The prime factorization of 129128049 is 177 × 3 × 23 × 97 × 109.
Since it has a total of 5 prime factors.
9 , 3 , 37 , 21 , 62 , 692 , 9391 , 6063 , 14517 , 95762 , 534607 , 853887 , 9230707 , 2532027 , 26057503 , 37076764 , 955944680 , 624690843 , 7255396835 , 4972458185
n×2
258256098
n×3
387384147
n×4
516512196
n×5
645640245
n÷2
64564024.5
n÷3
43042683
n÷3
32282012.25
n÷5
25825609.8
n2
16674053038546401
n3
2.15308793779E+24
n4
2.7802404473226E+32
n5
3.5900702471365E+40
2 √n11363.452336328
3 √n505.44456359494
4 √n106.59949500972
5 √n41.899044383043
1 , 3 , 23 , 69 , 97 , 109 , 177 , 291 , 327 , 531 , 2231 , 2507 , 4071 , 6693 , 7521 , 10573 , 12213 , 17169 , 19293 , 31719 , 51507 , 57879 , 243179 , 394887 , 443739 , 729537 , 1184661 , 1331217 , 1871421 , 5614263 , 43042683 , 129128049
32 divisors
τ Total Divisors
32 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-129128048 Sum of the proper positive divisors of n
A Arithmetic Mean
0.03125 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
32 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129128049 can be divided by 32 positive divisors.
The sum of these divisors (counting 129128049) is 1, the average is 0.03125.
Base
System
Value
2
Binary
111101100100101011001110001
3
Ternary
22222222101101100
4
Quaternary
13230211121301
5
Quinary
231024044144
6
Senary
20451355013
8
Octal
754453161
10
Decimal
129128049
12
Duodecimal
372b2a69
16
Hexadecimal
7b25671
20
Vigesimal
2071029
36
Base36
24vnu9
md5
e2fc8f437dfcf3cc0835776e4dcb6703
sha1
c69eca5ebff9701c9e0b59caa4a83812b059f535
sha256
1c82b8a1fe754aa6c2b572c57c7dcb7cb4c775da098ced859625672a1fd3a7ab
sha512
3cf635ced90670aa39972be95e8a2cb025475b06f2a857bd71157bb17e61a09c918785c32ba51ecd35684681573fa06f68df43e18ac1ac6ca914fb744653cb11
ripemd-160
477e9138a56832514be6775a1c17d86f854d00bc
Diameter
258256098
Circumference
811335460.22157
Area
5.2383082531464E+16
Volume
9.0188336638586E+24
Surface area
2.0953233012586E+17
Circumference
811335460.22157
Perimeter
516512196
Area
16674053038546401
Diagonal
182614638.17858
Surface area
100044318231278406
Volume
2.15308793779E+24
Space diagonal
223656341.55024
Perimeter
387384147
Area
7.2200767577151E+15
Altitude
111828170.77512
Surface area
7.2200767577151E+15
Volume
2.5374384688371E+23
Height
60871546.059526