129129561 is an odd 9-digits composite number following 129129560
and preceding 129129562 . In scientific notation, it is written as 1.29129561 × 10^8.
The sum of its digits is 36. It has a total of 5 prime factors and 24 positive divisors.
There are 77839200 positive integers (up to 129129561) that are relatively prime to 129129561.
129129561 has 24 divisors, whose sum is 204572160
The reverse of 129129561 is 165921921
Previous prime number is 191
Is Prime? no Number parity odd Number length 9 Sum of Digits 36 Digital Root 9
Name
one hundred twenty-nine million one hundred twenty-nine thousand five hundred sixty-one
Scientific notation
1.29129561 × 10^8
Engineering notation
1.29129561 × 10^6
Prime Factorization
3 × 3 × 11 × 191 × 6829
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
5 Total number of prime factors
rad Radical
43043187 Product of the distinct prime numbers
The prime factorization of 129129561 is 3 × 3 × 11 × 191 × 6829.
Since it has a total of 5 prime factors.
2 , 9 , 100 , 13 , 500 , 932 , 2270 , 648 , 90075 , 90063 , 34324 , 298428 , 52648 , 8715810 , 76748611 , 59535304 , 778834544 , 77161231 , 2012917020 , 6677687887
n×2
258259122
n×3
387388683
n×4
516518244
n×5
645647805
n÷2
64564780.5
n÷3
43043187
n÷3
32282390.25
n÷5
25825912.2
n2
16674443524052721
n3
2.1531635721802E+24
n4
2.7803706683682E+32
n5
3.5902804382367E+40
2 √n11363.518865211
3 √n505.44653638914
4 √n106.59980705991
5 √n41.89914250434
1 , 3 , 9 , 11 , 33 , 99 , 191 , 573 , 1719 , 2101 , 6303 , 6829 , 18909 , 20487 , 61461 , 75119 , 225357 , 676071 , 1304339 , 3913017 , 11739051 , 14347729 , 43043187 , 129129561
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
-129129560 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 129129561 can be divided by 24 positive divisors.
The sum of these divisors (counting 129129561) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
111101100100101110001011001
3
Ternary
22222222110110100
4
Quaternary
13230211301121
5
Quinary
231024121221
6
Senary
20451410013
8
Octal
754456131
10
Decimal
129129561
12
Duodecimal
372b3909
16
Hexadecimal
7b25c59
20
Vigesimal
20713i1
36
Base36
24vp09
md5
ce5aff6322424b15d11bd42dc37a9034
sha1
92e10548f89775b82082371b9b39080f216777c6
sha256
0e0b6d67956a336a6141072f69d0c368976715e7549a0386c0fc97d70adeff39
sha512
f4c1ed298f3f0446a843cf277b091082409495bca6d2ef44edda3a1f9c03de898765f8b271426a5ca51e9b4637192f5fa99901d4fde5bc3cfaff3d132a616ffd
ripemd-160
e2c844a5aa30a097d4335e39558939ec5336ef8a
Diameter
258259122
Circumference
811344960.39775
Area
5.2384309277862E+16
Volume
9.0191504804514E+24
Surface area
2.0953723711145E+17
Circumference
811344960.39775
Perimeter
516518244
Area
16674443524052721
Diagonal
182616776.46948
Surface area
100046661144316326
Volume
2.1531635721802E+24
Space diagonal
223658960.41106
Perimeter
387388683
Area
7.2202458428993E+15
Altitude
111829480.20553
Surface area
7.2202458428993E+15
Volume
2.5375276048208E+23
Height
60872258.823161