129188055 is an odd 9-digits composite number following 129188054
and preceding 129188056 . In scientific notation, it is written as 1.29188055 × 10^8.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 68255520 positive integers (up to 129188055) that are relatively prime to 129188055.
129188055 has 8 divisors, whose sum is 139090176
The reverse of 129188055 is 550881921
Previous prime number is 107
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 39
Digital Root 3
Name
one hundred twenty-nine million one hundred eighty-eight thousand fifty-five
Scientific notation
1.29188055 × 10^8
Engineering notation
1.29188055 × 10^6
Prime Factorization
15 × 107 × 80491
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
129188055
Product of the distinct prime numbers
The prime factorization of 129188055 is 15 × 107 × 80491.
Since it has a total of 3 prime factors.
2 , 2 , 59 , 26 , 89 , 166 , 2200 , 3538 , 6861 , 98152 , 924687 , 317193 , 9054329 , 2603721 , 88962067 , 69029690 , 20604253 , 627070904 , 602355919 , 7193171601
n×2
258376110
n×3
387564165
n×4
516752220
n×5
645940275
n÷2
64594027.5
n÷3
43062685
n÷3
32297013.75
n÷5
25837611
n2
16689553554683025
n3
2.1560909625478E+24
n4
2.7854119785463E+32
n5
3.598419558821E+40
2 √n
11366.092336419
3 √n
505.5228450885
4 √n
106.6118770889
5 √n
41.902937769286
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
-129188054
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 129188055 can be divided by 8 positive divisors.
The sum of these divisors (counting 129188055) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101100110100000011010111
3
Ternary
100000002102200210
4
Quaternary
13230310003113
5
Quinary
231033004210
6
Senary
20452540503
8
Octal
754640327
10
Decimal
129188055
12
Duodecimal
37321733
16
Hexadecimal
7b340d7
20
Vigesimal
2078a2f
36
Base36
24wy53
md5
343967a261239869ded00deff6aca853
sha1
4736b06e5cfc2a8db24d4dc2d05eb90941e3206d
sha256
89e0e56e02f7e3a4ce80fc2eddabfda42f1f1a7b34d4dc006d4663aa0de41cc6
sha512
018f2e1684d02683a6f960067adeff9ef533e89d8832d68df75b4779de69e3070b3c5f23bb2772e78edb48587a198499716151fadf9ff38bcced29026fe04445
ripemd-160
915718e0cd30f776abf6846bd9d9b64c7ab81497
Diameter
258376110
Circumference
811712489.03911
Area
5.2431778839086E+16
Volume
9.0314127045488E+24
Surface area
2.0972711535634E+17
Circumference
811712489.03911
Perimeter
516752220
Area
16689553554683025
Diagonal
182699499.4776
Surface area
100137321328098150
Volume
2.1560909625478E+24
Space diagonal
223760274.991
Perimeter
387564165
Area
7.2267886780882E+15
Altitude
111880137.4955
Surface area
7.2267886780882E+15
Volume
2.5409775674543E+23
Height
60899833.1592