129121546 is an even 9-digits composite number following 129121545
and preceding 129121547 . In scientific notation, it is written as 1.29121546 × 10^8.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 62986080 positive integers (up to 129121546) that are relatively prime to 129121546.
129121546 has 8 divisors, whose sum is 198406404
The reverse of 129121546 is 645121921
Previous prime number is 41
Is Prime? no
Number parity even
Number length 9
Sum of Digits 31
Digital Root 4
Name
one hundred twenty-nine million one hundred twenty-one thousand five hundred forty-six
Scientific notation
1.29121546 × 10^8
Engineering notation
1.29121546 × 10^6
Prime Factorization
2 × 41 × 1574653
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
129121546
Product of the distinct prime numbers
The prime factorization of 129121546 is 2 × 41 × 1574653.
Since it has a total of 3 prime factors.
3 , 10 , 58 , 73 , 652 , 134 , 642 , 1500 , 37879 , 63718 , 796320 , 47539 , 4783964 , 4912898 , 48592187 , 89142715 , 856273789 , 546002648 , 8623845446 , 1960332476
n×2
258243092
n×3
387364638
n×4
516486184
n×5
645607730
n÷2
64560773
n÷3
43040515.333333
n÷3
32280386.5
n÷5
25824309.2
n2
16672373641430116
n3
2.1527626600711E+24
n4
2.7796804283945E+32
n5
3.5891663430024E+40
2 √n
11363.166196092
3 √n
505.43607857768
4 √n
106.59815287373
5 √n
41.898622360134
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
-129121545
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 129121546 can be divided by 8 positive divisors.
The sum of these divisors (counting 129121546) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101100100011110100001010
3
Ternary
22222222001110111
4
Quaternary
13230203310022
5
Quinary
231023342141
6
Senary
20451304534
8
Octal
754436412
10
Decimal
129121546
12
Duodecimal
372ab14a
16
Hexadecimal
7b23d0a
20
Vigesimal
20703h6
36
Base36
24vitm
md5
de478d626fae6de2657d711b12c91c29
sha1
b5a678c2cfe185d836ea82872f1d5e3699ee2222
sha256
1c28b7a61b0d1cbfa6c4c4253f8afd2562863942543774de55201e5608aa74ac
sha512
7e669ecaaaadf4d5e41b33ed6331317bd7b48e2ce426460c10afbf76fa6a066d1ba5eae71c463096df590313ef8f113cd9fa59d3bcde769fac046e36545b2cba
ripemd-160
0c46f60f974774f4c959753c3cab91a2a33529dc
Diameter
258243092
Circumference
811294600.66751
Area
5.2377806549821E+16
Volume
9.0174711437357E+24
Surface area
2.0951122619928E+17
Circumference
811294600.66751
Perimeter
516486184
Area
16672373641430116
Diagonal
182605441.54778
Surface area
100034241848580696
Volume
2.1527626600711E+24
Space diagonal
223645078.02384
Perimeter
387364638
Area
7.2193495574323E+15
Altitude
111822539.01192
Surface area
7.2193495574323E+15
Volume
2.5370551253691E+23
Height
60868480.515927