129121158 is an even 9-digits composite number following 129121157
and preceding 129121159 . In scientific notation, it is written as 1.29121158 × 10^8.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 43040384 positive integers (up to 129121158) that are relatively prime to 129121158.
129121158 has 8 divisors, whose sum is 258242328
The reverse of 129121158 is 851121921
Previous prime number is 3
Is Prime? no
Number parity even
Number length 9
Sum of Digits 30
Digital Root 3
Name
one hundred twenty-nine million one hundred twenty-one thousand one hundred fifty-eight
Scientific notation
1.29121158 × 10^8
Engineering notation
1.29121158 × 10^6
Prime Factorization
2 × 3 × 21520193
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
129121158
Product of the distinct prime numbers
The prime factorization of 129121158 is 2 × 3 × 21520193.
Since it has a total of 3 prime factors.
6 , 6 , 19 , 80 , 212 , 132 , 5896 , 8325 , 38302 , 94587 , 900985 , 224907 , 7062379 , 6519748 , 60924395 , 3920346 , 689891616 , 690964907 , 5521433886 , 1794920055
n×2
258242316
n×3
387363474
n×4
516484632
n×5
645605790
n÷2
64560579
n÷3
43040386
n÷3
32280289.5
n÷5
25824231.6
n2
16672273443260964
n3
2.1527432534865E+24
n4
2.7796470176686E+32
n5
3.5891124175262E+40
2 √n
11363.149123372
3 √n
505.43557231207
4 √n
106.59807279389
5 √n
41.898597179696
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
-129121157
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 129121158 can be divided by 8 positive divisors.
The sum of these divisors (counting 129121158) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101100100011101110000110
3
Ternary
22222222000221010
4
Quaternary
13230203232012
5
Quinary
231023334113
6
Senary
20451303050
8
Octal
754435606
10
Decimal
129121158
12
Duodecimal
372aaa86
16
Hexadecimal
7b23b86
20
Vigesimal
20702hi
36
Base36
24viiu
md5
d45a1bc9cae73222b8dc0723dddeec46
sha1
27843f5cdb75e99516af8dfe02cd9f63f0976524
sha256
01c0dcff08070f4f70f10baac3dc4d0638ac35f9f30f0f0a089aa6e1babc87c8
sha512
033280da9dd81067f424db04d02d169103c8e705231320efb565f24f8869932fe346008862883b4694fced5ea320b24b7de9b5228b0c39a0fa7ba7917df302a0
ripemd-160
9e85b7d4dc8048265f3e38d4d6af9902e9890807
Diameter
258242316
Circumference
811292162.79161
Area
5.2377491767989E+16
Volume
9.0173898536242E+24
Surface area
2.0950996707196E+17
Circumference
811292162.79161
Perimeter
516484632
Area
16672273443260964
Diagonal
182604892.83292
Surface area
100033640659565784
Volume
2.1527432534865E+24
Space diagonal
223644405.98813
Perimeter
387363474
Area
7.2193061703523E+15
Altitude
111822202.99406
Surface area
7.2193061703523E+15
Volume
2.5370322544898E+23
Height
60868297.610973