129188 is an even 6-digits composite number following 129187
and preceding 129189 . In scientific notation, it is written as 1.29188 × 10^5.
The sum of its digits is 29. It has a total of 3 prime factors and 6 positive divisors.
There are 64592 positive integers (up to 129188) that are relatively prime to 129188.
129188 has 6 divisors, whose sum is 226086
The reverse of 129188 is 881921
Previous prime number is 2
Is Prime? no
Number parity even
Number length 6
Sum of Digits 29
Digital Root 2
Name
one hundred twenty-nine thousand one hundred eighty-eight
Scientific notation
1.29188 × 10^5
Engineering notation
1.29188 × 10^3
Prime Factorization
2 × 2 × 32297
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
64594
Product of the distinct prime numbers
The prime factorization of 129188 is 2 × 2 × 32297.
Since it has a total of 3 prime factors.
6 , 5 , 40 , 59 , 607 , 543 , 8811 , 5643 , 6341 , 98059 , 350354 , 55924 , 1639381 , 503684 , 69345163 , 5557745 , 167039060 , 684492010 , 7245063465 , 3339419918
n×2
258376
n×3
387564
n×4
516752
n×5
645940
n÷2
64594
n÷3
43062.666666667
n÷3
32297
n÷5
25837.6
n2
16689539344
n3
2156088208772672
n4
2.7854072351492E+20
n5
3.5984118989446E+25
2 √n
359.42732227809
3 √n
50.552277334874
4 √n
18.958568571443
5 √n
10.525541186085
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-129187
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129188 can be divided by 6 positive divisors.
The sum of these divisors (counting 129188) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
11111100010100100
3
Ternary
20120012202
4
Quaternary
133202210
5
Quinary
13113223
6
Senary
2434032
8
Octal
374244
10
Decimal
129188
12
Duodecimal
62918
16
Hexadecimal
1f8a4
20
Vigesimal
g2j8
36
Base36
2rok
md5
c702b4850395daf03ad0e79e5be4dbb0
sha1
512010412d42693b0fb726c3cd740382c6187ace
sha256
dc80a878a4d0f4a81865fcf0f208a0379014d76750650b5eb479a66bbc4ae31f
sha512
7c4fe29c04dcb051e9776e401b514ed3e446db1c078adc336d319363c56b1df570c91d1e93103be5b3170f1ae67e2feffa9837f590a7e7d38f1189d57cf3f43d
ripemd-160
ba3c7d5f094c1912b94528a120b394df05ddaa7e
Diameter
258376
Circumference
811712.14346392
Area
52431734194.908
Volume
9.0314011695624E+15
Surface area
209726936779.63
Circumference
811712.14346392
Perimeter
516752
Area
16689539344
Diagonal
182699.42169586
Surface area
100137236064
Volume
2156088208772672
Space diagonal
223760.17972821
Perimeter
387564
Area
7226782524.6819
Altitude
111880.0898641
Surface area
7226782524.6819
Volume
2.5409743220992E+14
Height
60899.807231952