129385936 is an even 9-digits composite number following 129385935
and preceding 129385937 . In scientific notation, it is written as 1.29385936 × 10^8.
The sum of its digits is 46. It has a total of 6 prime factors and 20 positive divisors.
There are 62461952 positive integers (up to 129385936) that are relatively prime to 129385936.
129385936 has 20 divisors, whose sum is 259330500
The reverse of 129385936 is 639583921
Previous prime number is 29
Is Prime? no Number parity even Number length 9 Sum of Digits 46 Digital Root 1
Name
one hundred twenty-nine million three hundred eighty-five thousand nine hundred thirty-six
Scientific notation
1.29385936 × 10^8
Engineering notation
1.29385936 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 29 × 278849
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
6 Total number of prime factors
rad Radical
16173242 Product of the distinct prime numbers
The prime factorization of 129385936 is 2 × 2 × 2 × 2 × 29 × 278849.
Since it has a total of 6 prime factors.
1 , 2 , 47 , 84 , 999 , 39 , 4846 , 5282 , 12597 , 61899 , 897321 , 617879 , 7041132 , 8667547 , 56531001 , 72145037 , 743956742 , 117956699 , 7878923964 , 1144680091
n×2
258771872
n×3
388157808
n×4
517543744
n×5
646929680
n÷2
64692968
n÷3
43128645.333333
n÷3
32346484
n÷5
25877187.2
n2
16740720434596096
n3
2.1660137827445E+24
n4
2.802517206693E+32
n5
3.6260631194408E+40
2 √n11374.793888243
3 √n505.7808212997
4 √n106.65267876731
5 √n41.915766694656
1 , 2 , 4 , 8 , 16 , 29 , 58 , 116 , 232 , 464 , 278849 , 557698 , 1115396 , 2230792 , 4461584 , 8086621 , 16173242 , 32346484 , 64692968 , 129385936
20 divisors
τ Total Divisors
20 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-129385935 Sum of the proper positive divisors of n
A Arithmetic Mean
0.05 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
20 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129385936 can be divided by 20 positive divisors.
The sum of these divisors (counting 129385936) is 1, the average is 0.05.
Base
System
Value
2
Binary
111101101100100010111010000
3
Ternary
100000110111010201
4
Quaternary
13231210113100
5
Quinary
231110322221
6
Senary
20501104544
8
Octal
755442720
10
Decimal
129385936
12
Duodecimal
373b8154
16
Hexadecimal
7b645d0
20
Vigesimal
208d4gg
36
Base36
2516ts
md5
524a2fb276b73e7086ba06f406258743
sha1
345c6c5d6dc1a4b4008f65c2ffca338ee78f89dc
sha256
7cf30fdaf75fc602b748b4591aa67a02359a4b83832215d81b8223b7a8777e92
sha512
a4159f5f7e4b028f40af99806b2a699b28ce5ac6403e9517e5877f5a01c42b7bc0cc5d22011eb7b9a3b9c4bc4464e59d080d133be63ce1c73e2d16ccbb196b36
ripemd-160
ac78df195898cff43f80fe03922185fe9dc356e3
Diameter
258771872
Circumference
812955812.03088
Area
5.2592524333128E+16
Volume
9.0729773165927E+24
Surface area
2.1037009733251E+17
Circumference
812955812.03088
Perimeter
517543744
Area
16740720434596096
Diagonal
182979345.47154
Surface area
100444322607576576
Volume
2.1660137827445E+24
Space diagonal
224103014.93686
Perimeter
388157808
Area
7.2489445870067E+15
Altitude
112051507.46843
Surface area
7.2489445870067E+15
Volume
2.5526717232037E+23
Height
60993115.157179