129444729 is an odd 9-digits composite number following 129444728
and preceding 129444730 . In scientific notation, it is written as 1.29444729 × 10^8.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 86180976 positive integers (up to 129444729) that are relatively prime to 129444729.
129444729 has 8 divisors, whose sum is 172824000
The reverse of 129444729 is 927444921
Previous prime number is 757
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 42
Digital Root 6
Name
one hundred twenty-nine million four hundred forty-four thousand seven hundred twenty-nine
Scientific notation
1.29444729 × 10^8
Engineering notation
1.29444729 × 10^6
Prime Factorization
3 × 757 × 56999
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
129444729
Product of the distinct prime numbers
The prime factorization of 129444729 is 3 × 757 × 56999.
Since it has a total of 3 prime factors.
3 , 2 , 52 , 93 , 297 , 188 , 2639 , 1339 , 73164 , 83792 , 618852 , 944586 , 159294 , 478891 , 70024628 , 18915870 , 892007840 , 645119752 , 7788902671 , 1743605829
n×2
258889458
n×3
388334187
n×4
517778916
n×5
647223645
n÷2
64722364.5
n÷3
43148243
n÷3
32361182.25
n÷5
25888945.8
n2
16755937865883441
n3
2.1689678361901E+24
n4
2.8076145376535E+32
n5
3.6343090296301E+40
2 √n
11377.377949246
3 √n
505.85741867396
4 √n
106.66479245396
5 √n
41.91957530933
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-129444728
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129444729 can be divided by 8 positive divisors.
The sum of these divisors (counting 129444729) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101101110010101101111001
3
Ternary
100000120110210020
4
Quaternary
13231302231321
5
Quinary
231114212404
6
Senary
20502241053
8
Octal
755625571
10
Decimal
129444729
12
Duodecimal
37426189
16
Hexadecimal
7b72b79
20
Vigesimal
2090bg9
36
Base36
252g6x
md5
645080a2dc63785f6a948a9f0720d08b
sha1
6cc0dfd8a984405805534e968ef3b5f9af96fbd3
sha256
16d3a2131335d9631a9d5d8743a237c97de351d51df8925d42ef21a057170fd7
sha512
c62e3a02fbdfa526c0ca3a1857ebf3a9f6045194f4e05e456c3f636ab1cd571fefbd99974291c093d4de5f9d7ffc62e1832eb723597699ffd4b5a5bced3b64b4
ripemd-160
03e5238c4c5ad394fb3e291903f71b83d6ba805c
Diameter
258889458
Circumference
813325219.34464
Area
5.2640331303466E+16
Volume
9.0853512267299E+24
Surface area
2.1056132521387E+17
Circumference
813325219.34464
Perimeter
517778916
Area
16755937865883441
Diagonal
183062491.32951
Surface area
100535627195300646
Volume
2.1689678361901E+24
Space diagonal
224204847.39998
Perimeter
388334187
Area
7.2555339280443E+15
Altitude
112102423.69999
Surface area
7.2555339280443E+15
Volume
2.5561531085759E+23
Height
61020830.44317