129747239 is an odd 9-digits composite number following 129747238
and preceding 129747240 . In scientific notation, it is written as 1.29747239 × 10^8.
The sum of its digits is 44. It has a total of 2 prime factors and 4 positive divisors.
There are 129404520 positive integers (up to 129747239) that are relatively prime to 129747239.
129747239 has 4 divisors, whose sum is 130089960
The reverse of 129747239 is 932747921
Previous prime number is 379
Is Prime? no Number parity odd Number length 9 Sum of Digits 44 Digital Root 8
Name
one hundred twenty-nine million seven hundred forty-seven thousand two hundred thirty-nine
Scientific notation
1.29747239 × 10^8
Engineering notation
1.29747239 × 10^6
Prime Factorization
379 × 342341
Composite number
ω Distinct Factors
2 Total number of distinct prime factors
Ω Total Factors
2 Total number of prime factors
rad Radical
129747239 Product of the distinct prime numbers
The prime factorization of 129747239 is 379 × 342341.
Since it has a total of 2 prime factors.
7 , 6 , 66 , 8 , 973 , 712 , 6677 , 4053 , 58125 , 4831 , 444006 , 719865 , 1008277 , 6267961 , 10785106 , 7013781 , 47211811 , 490750865 , 3736784806 , 9255942832
n×2
259494478
n×3
389241717
n×4
518988956
n×5
648736195
n÷2
64873619.5
n÷3
43249079.666667
n÷3
32436809.75
n÷5
25949447.8
n2
16834346028123121
n3
2.1842099175196E+24
n4
2.8339520619458E+32
n5
3.6769745549583E+40
2 √n11390.664554801
3 √n506.25117199343
4 √n106.72705633906
5 √n41.939150078001
4 divisors
τ Total Divisors
4 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-129747238 Sum of the proper positive divisors of n
A Arithmetic Mean
0.25 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
4 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129747239 can be divided by 4 positive divisors.
The sum of these divisors (counting 129747239) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101110111100100100100111
3
Ternary
100001010211202022
4
Quaternary
13232330210213
5
Quinary
231203402424
6
Senary
20512533355
8
Octal
756744447
10
Decimal
129747239
12
Duodecimal
3755125b
16
Hexadecimal
7bbc927
20
Vigesimal
20ai81j
36
Base36
258xlz
md5
a80d036ccc9b0410efa7c6a8d07b0a1a
sha1
d18b16acd05f37e5b2fddda817c6d11771c11173
sha256
633ebf28e6a20a7402416251bb4e4c6532262c0dd982d8d3e73e520ae912fa91
sha512
8ccbaadebfebae7fe6b45527f31fb23afee545d4d9c3bbfc4d72104bcec9ef358ad12703e9fa62a0fb5283fb34c0c245655d776b98ae98c03ca21653af53c5f0
ripemd-160
44a54145a7795a5ff715e247a60f323a067d8e5f
Diameter
259494478
Circumference
815225945.73192
Area
5.288665780994E+16
Volume
9.1491971077034E+24
Surface area
2.1154663123976E+17
Circumference
815225945.73192
Perimeter
518988956
Area
16834346028123121
Diagonal
183490305.07426
Surface area
101006076168738726
Volume
2.1842099175196E+24
Space diagonal
224728810.08978
Perimeter
389241717
Area
7.2894856582261E+15
Altitude
112364405.04489
Surface area
7.2894856582261E+15
Volume
2.5741160736884E+23
Height
61163435.024754