129212 is an even 6-digits composite number following 129211
and preceding 129213 . In scientific notation, it is written as 1.29212 × 10^5.
The sum of its digits is 17. It has a total of 3 prime factors and 6 positive divisors.
There are 64604 positive integers (up to 129212) that are relatively prime to 129212.
129212 has 6 divisors, whose sum is 226128
The reverse of 129212 is 212921
Previous prime number is 2
Is Prime? no
Number parity even
Number length 6
Sum of Digits 17
Digital Root 8
Name
one hundred twenty-nine thousand two hundred twelve
Scientific notation
1.29212 × 10^5
Engineering notation
1.29212 × 10^3
Prime Factorization
2 × 2 × 32303
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
64606
Product of the distinct prime numbers
The prime factorization of 129212 is 2 × 2 × 32303.
Since it has a total of 3 prime factors.
8 , 10 , 25 , 65 , 478 , 4 , 4504 , 5978 , 44580 , 56069 , 315951 , 663271 , 8725939 , 6098538 , 18798799 , 63528037 , 307673845 , 983954349 , 4070110295 , 8056896687
n×2
258424
n×3
387636
n×4
516848
n×5
646060
n÷2
64606
n÷3
43070.666666667
n÷3
32303
n÷5
25842.4
n2
16695740944
n3
2157290078856128
n4
2.7874776566916E+20
n5
3.6017556297643E+25
2 √n
359.46070717117
3 √n
50.555407603766
4 √n
18.95944902077
5 √n
10.525932235128
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
-129211
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 129212 can be divided by 6 positive divisors.
The sum of these divisors (counting 129212) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
11111100010111100
3
Ternary
20120020122
4
Quaternary
133202330
5
Quinary
13113322
6
Senary
2434112
8
Octal
374274
10
Decimal
129212
12
Duodecimal
62938
16
Hexadecimal
1f8bc
20
Vigesimal
g30c
36
Base36
2rp8
md5
e5f7fddeb83ac6780c32babc863894df
sha1
b16355e6675440d1b368467a9198f5b86c389d76
sha256
a3763b9b5a940b072524fde665afdff4627a44dfc39cef3597bcfc4cd072c9d1
sha512
365c2ebaddf7c43d1651678c3e7673332e35e4badbbe769cf2948450b965b66de7f051aa2624bf09cd5a4d0c7517cf26b041b80496ae8e3500ca102cb2ab5a0c
ripemd-160
f78848d2855a4aa150159ee60e796f2843565dc5
Diameter
258424
Circumference
811862.93991129
Area
52451217095.909
Volume
9.0364355511954E+15
Surface area
209804868383.63
Circumference
811862.93991129
Perimeter
516848
Area
16695740944
Diagonal
182733.36282135
Surface area
100174445664
Volume
2157290078856128
Space diagonal
223801.74894759
Perimeter
387636
Area
7229467896.254
Altitude
111900.87447379
Surface area
7229467896.254
Volume
2.5423907395761E+14
Height
60911.120940451