129388736 is an even 9-digits composite number following 129388735
and preceding 129388737 . In scientific notation, it is written as 1.29388736 × 10^8.
The sum of its digits is 47. It has a total of 7 prime factors and 14 positive divisors.
There are 64694336 positive integers (up to 129388736) that are relatively prime to 129388736.
129388736 has 14 divisors, whose sum is 256755900
The reverse of 129388736 is 637883921
Previous prime number is 2
Is Prime? no Number parity even Number length 9 Sum of Digits 47 Digital Root 2
Name
one hundred twenty-nine million three hundred eighty-eight thousand seven hundred thirty-six
Scientific notation
1.29388736 × 10^8
Engineering notation
1.29388736 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 2 × 2 × 2021699
Composite number
ω Distinct Factors
2 Total number of distinct prime factors
Ω Total Factors
7 Total number of prime factors
rad Radical
4043398 Product of the distinct prime numbers
The prime factorization of 129388736 is 2 × 2 × 2 × 2 × 2 × 2 × 2021699.
Since it has a total of 7 prime factors.
9 , 2 , 80 , 40 , 854 , 993 , 6851 , 7251 , 52602 , 43441 , 311910 , 386078 , 660665 , 1980890 , 58339235 , 43861403 , 937777717 , 349575927 , 3562189495 , 8999727505
n×2
258777472
n×3
388166208
n×4
517554944
n×5
646943680
n÷2
64694368
n÷3
43129578.666667
n÷3
32347184
n÷5
25877747.2
n2
16741445003677696
n3
2.1661544078394E+24
n4
2.8027598081116E+32
n5
3.6264554888317E+40
2 √n11374.91696673
3 √n505.78446975415
4 √n106.65325577182
5 √n41.915948110248
1 , 2 , 4 , 8 , 16 , 32 , 64 , 2021699 , 4043398 , 8086796 , 16173592 , 32347184 , 64694368 , 129388736
14 divisors
τ Total Divisors
14 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-129388735 Sum of the proper positive divisors of n
A Arithmetic Mean
0.071428571428571 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
14 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129388736 can be divided by 14 positive divisors.
The sum of these divisors (counting 129388736) is 1, the average is 0.071428571428571.
Base
System
Value
2
Binary
111101101100101000011000000
3
Ternary
100000110121222102
4
Quaternary
13231211003000
5
Quinary
231110414421
6
Senary
20501125532
8
Octal
755450300
10
Decimal
129388736
12
Duodecimal
373b98a8
16
Hexadecimal
7b650c0
20
Vigesimal
208dbgg
36
Base36
2518zk
md5
7c58c051c55068c98825459b88f61176
sha1
18d3b20205f4777e5cd535008fa5706c3c43e987
sha256
cb5a6e806453fe0bfac78c74e44b514b30fc681fd05707aad73d835d9cd477ad
sha512
6b1b63f791e055d881d84438b8c7594d0968c15499a00f7e096b144e24be04c966ea24469ef8935987b569e7ac24e21a35ba65d6b2aa46fff2ee6bcd551b1f01
ripemd-160
924647e24fdff75418399af8f8a17e54b4de1cef
Diameter
258777472
Circumference
812973404.94974
Area
5.2594800634031E+16
Volume
9.0735663656124E+24
Surface area
2.1037920253613E+17
Circumference
812973404.94974
Perimeter
517554944
Area
16741445003677696
Diagonal
182983305.26951
Surface area
100448670022066176
Volume
2.1661544078394E+24
Space diagonal
224107864.67912
Perimeter
388166208
Area
7.2492583346225E+15
Altitude
112053932.33956
Surface area
7.2492583346225E+15
Volume
2.5528374514673E+23
Height
60994435.089837