129121832 is an even 9-digits composite number following 129121831
and preceding 129121833 . In scientific notation, it is written as 1.29121832 × 10^8.
The sum of its digits is 29. It has a total of 5 prime factors and 16 positive divisors.
There are 55337904 positive integers (up to 129121832) that are relatively prime to 129121832.
129121832 has 16 divisors, whose sum is 276689760
The reverse of 129121832 is 238121921
Previous prime number is 7
Is Prime? no
Number parity even
Number length 9
Sum of Digits 29
Digital Root 2
Name
one hundred twenty-nine million one hundred twenty-one thousand eight hundred thirty-two
Scientific notation
1.29121832 × 10^8
Engineering notation
1.29121832 × 10^6
Prime Factorization
2 × 2 × 2 × 7 × 2305747
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
32280458
Product of the distinct prime numbers
The prime factorization of 129121832 is 2 × 2 × 2 × 7 × 2305747.
Since it has a total of 5 prime factors.
10 , 6 , 83 , 63 , 721 , 241 , 4484 , 3592 , 36580 , 25608 , 443452 , 281049 , 8960289 , 5638106 , 82369413 , 54953914 , 599149832 , 25954055 , 3531012016 , 5326032887
n×2
258243664
n×3
387365496
n×4
516487328
n×5
645609160
n÷2
64560916
n÷3
43040610.666667
n÷3
32280458
n÷5
25824366.4
n2
16672447499036224
n3
2.1527769649994E+24
n4
2.7797050560812E+32
n5
3.5892060926087E+40
2 √n
11363.178780605
3 √n
505.43645175219
4 √n
106.59821190154
5 √n
41.898640920933
1 , 2 , 4 , 7 , 8 , 14 , 28 , 56 , 2305747 , 4611494 , 9222988 , 16140229 , 18445976 , 32280458 , 64560916 , 129121832
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
-129121831
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 129121832 can be divided by 16 positive divisors.
The sum of these divisors (counting 129121832) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111101100100011111000101000
3
Ternary
22222222001212002
4
Quaternary
13230203320220
5
Quinary
231023344312
6
Senary
20451310132
8
Octal
754437050
10
Decimal
129121832
12
Duodecimal
372ab348
16
Hexadecimal
7b23e28
20
Vigesimal
20704bc
36
Base36
24vj1k
md5
8ce76ca3eb8cbb39d197ea4b80869f3e
sha1
08e2bfb1fa839e8886974fc48c7841c8f2747a92
sha256
896371a5e552adfc338d5355c14c6d697dac4d203076d13d964a0b614f37bb63
sha512
2016193f4ed4fe0a3623b2a6d550a5d6bc477cbb0cb6273b3302116bc30c8ca88607712a3b81e35f708512c4409004d45467c3664ee803fe07b28b0817ab364f
ripemd-160
d4d879dc33dbf1ad888a8ee30bfe46e7dee196b9
Diameter
258243664
Circumference
811296397.65851
Area
5.2378038580334E+16
Volume
9.0175310640792E+24
Surface area
2.0951215432133E+17
Circumference
811296397.65851
Perimeter
516487328
Area
16672447499036224
Diagonal
182605846.01286
Surface area
100034684994217344
Volume
2.1527769649994E+24
Space diagonal
223645573.39037
Perimeter
387365496
Area
7.2193815387138E+15
Altitude
111822786.69519
Surface area
7.2193815387138E+15
Volume
2.5370719838888E+23
Height
60868615.33762