129291230 is an even 9-digits composite number following 129291229
and preceding 129291231 . In scientific notation, it is written as 1.29291230 × 10^8.
The sum of its digits is 29. It has a total of 4 prime factors and 16 positive divisors.
There are 51687552 positive integers (up to 129291230) that are relatively prime to 129291230.
129291230 has 16 divisors, whose sum is 232854480
The reverse of 129291230 is 032192921
Previous prime number is 3217
Is Prime? no
Number parity even
Number length 9
Sum of Digits 29
Digital Root 2
Name
one hundred twenty-nine million two hundred ninety-one thousand two hundred thirty
Scientific notation
1.29291230 × 10^8
Engineering notation
1.29291230 × 10^6
Prime Factorization
2 × 5 × 3217 × 4019
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
129291230
Product of the distinct prime numbers
The prime factorization of 129291230 is 2 × 5 × 3217 × 4019.
Since it has a total of 4 prime factors.
6 , 5 , 42 , 8 , 933 , 238 , 1354 , 7702 , 43807 , 87961 , 766392 , 138732 , 8726131 , 7619469 , 74624830 , 20969494 , 232286704 , 251998519 , 5313626587 , 1300728451
n×2
258582460
n×3
387873690
n×4
517164920
n×5
646456150
n÷2
64645615
n÷3
43097076.666667
n÷3
32322807.5
n÷5
25858246
n2
16716222154912900
n3
2.1612609233619E+24
n4
2.794320831324E+32
n5
3.612811772965E+40
2 √n
11370.630149644
3 √n
505.65738652809
4 √n
106.63315689618
5 √n
41.909628720933
1 , 2 , 5 , 10 , 3217 , 4019 , 6434 , 8038 , 16085 , 20095 , 32170 , 40190 , 12929123 , 25858246 , 64645615 , 129291230
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-129291229
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129291230 can be divided by 16 positive divisors.
The sum of these divisors (counting 129291230) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111101101001101001111011110
3
Ternary
100000021200020002
4
Quaternary
13231031033132
5
Quinary
231044304410
6
Senary
20455054302
8
Octal
755151736
10
Decimal
129291230
12
Duodecimal
37371392
16
Hexadecimal
7b4d3de
20
Vigesimal
208181a
36
Base36
24z5r2
md5
bb9af30cca05e7be2243564f86dec568
sha1
6e43c8ad20181b3583812402d4d34a2aee425dc3
sha256
6052169dc4e8bfa107fbf348c5f1c39f0f5cb7aa4d5e49e549a66826d011310a
sha512
dd6a596b31b6fdcea2ffc4ec13647744d1779297906e43dea99d03cfb8ad3eef480bd33a7feace0d307397c1704b67cba36ee0e2cd4b8437c1df2d41a89f2bc8
ripemd-160
5a88c3cf93dbc118a8665167ed7e1e31116cc205
Diameter
258582460
Circumference
812360756.68318
Area
5.2515560717649E+16
Volume
9.0530685857661E+24
Surface area
2.100622428706E+17
Circumference
812360756.68318
Perimeter
517164920
Area
16716222154912900
Diagonal
182845410.9619
Surface area
100297332929477400
Volume
2.1612609233619E+24
Space diagonal
223938979.33307
Perimeter
387873690
Area
7.2383365207294E+15
Altitude
111969489.66654
Surface area
7.2383365207294E+15
Volume
2.5470704247045E+23
Height
60948470.320633