129291228 is an even 9-digits composite number following 129291227
and preceding 129291229 . In scientific notation, it is written as 1.29291228 × 10^8.
The sum of its digits is 36. It has a total of 5 prime factors and 24 positive divisors.
There are 39178080 positive integers (up to 129291228) that are relatively prime to 129291228.
129291228 has 24 divisors, whose sum is 249882864
The reverse of 129291228 is 822192921
Previous prime number is 11
Is Prime? no Number parity even Number length 9 Sum of Digits 36 Digital Root 9
Name
one hundred twenty-nine million two hundred ninety-one thousand two hundred twenty-eight
Scientific notation
1.29291228 × 10^8
Engineering notation
1.29291228 × 10^6
Prime Factorization
2 × 2 × 81 × 11 × 36277
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
5 Total number of prime factors
rad Radical
64645614 Product of the distinct prime numbers
The prime factorization of 129291228 is 2 × 2 × 81 × 11 × 36277.
Since it has a total of 5 prime factors.
2 , 10 , 75 , 71 , 126 , 823 , 8084 , 7208 , 91204 , 47441 , 535987 , 679769 , 5011505 , 5881707 , 25934526 , 5023503 , 265066157 , 820095844 , 1067561859 , 901278173
n×2
258582456
n×3
387873684
n×4
517164912
n×5
646456140
n÷2
64645614
n÷3
43097076
n÷3
32322807
n÷5
25858245.6
n2
16716221637747984
n3
2.1612608230646E+24
n4
2.7943206584231E+32
n5
3.612811493533E+40
2 √n11370.630061698
3 √n505.65738392076
4 √n106.6331564838
5 √n41.909628591273
1 , 2 , 4 , 11 , 22 , 44 , 81 , 162 , 324 , 891 , 1782 , 3564 , 36277 , 72554 , 145108 , 399047 , 798094 , 1596188 , 2938437 , 5876874 , 11753748 , 32322807 , 64645614 , 129291228
24 divisors
τ Total Divisors
24 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-129291227 Sum of the proper positive divisors of n
A Arithmetic Mean
0.041666666666667 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
24 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129291228 can be divided by 24 positive divisors.
The sum of these divisors (counting 129291228) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
111101101001101001111011100
3
Ternary
100000021200020000
4
Quaternary
13231031033130
5
Quinary
231044304403
6
Senary
20455054300
8
Octal
755151734
10
Decimal
129291228
12
Duodecimal
37371390
16
Hexadecimal
7b4d3dc
20
Vigesimal
2081818
36
Base36
24z5r0
md5
eed31223c696f26e8258ed093cd8fff8
sha1
7f4e4fc30da7632d2e06e93bed491823fd85417a
sha256
8acd2412901b1fe232b6ddadad274c1bf6f3b2f4f4d0ccef07ac280ae2579ee9
sha512
61d77a3a5fd4eb58568dac4842845906fa28fe1aa03ffb5a3d1da8e1a88cbfaf66766ffaa992faac0f924213794f775c98cf28764dce62d1ed39c4f77571ebfb
ripemd-160
ef07035bb63b9651ab52f2aca8d3c0aeacfd8df2
Diameter
258582456
Circumference
812360744.11681
Area
5.2515559092928E+16
Volume
9.0530681656416E+24
Surface area
2.1006223637171E+17
Circumference
812360744.11681
Perimeter
517164912
Area
16716221637747984
Diagonal
182845408.13347
Surface area
100297329826487904
Volume
2.1612608230646E+24
Space diagonal
223938975.86897
Perimeter
387873684
Area
7.2383362967904E+15
Altitude
111969487.93449
Surface area
7.2383362967904E+15
Volume
2.547070306503E+23
Height
60948469.377824