20129212 is an even 8-digits composite number following 20129211
and preceding 20129213 . In scientific notation, it is written as 2.0129212 × 10^7.
The sum of its digits is 19. It has a total of 4 prime factors and 12 positive divisors.
There are 9914256 positive integers (up to 20129212) that are relatively prime to 20129212.
20129212 has 12 divisors, whose sum is 35752360
The reverse of 20129212 is 21292102
Previous prime number is 67
Is Prime? no
Number parity even
Number length 8
Sum of Digits 19
Digital Root 1
Name
twenty million one hundred twenty-nine thousand two hundred twelve
Scientific notation
2.0129212 × 10^7
Engineering notation
2.0129212 × 10^6
Prime Factorization
2 × 2 × 67 × 75109
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
10064606
Product of the distinct prime numbers
The prime factorization of 20129212 is 2 × 2 × 67 × 75109.
Since it has a total of 4 prime factors.
8 , 3 , 48 , 74 , 446 , 382 , 4401 , 5869 , 37815 , 9469 , 822097 , 416073 , 1396005 , 3918079 , 43491182 , 588040 , 148501587 , 528734091 , 1060460119 , 8476221210
n×2
40258424
n×3
60387636
n×4
80516848
n×5
100646060
n÷2
10064606
n÷3
6709737.3333333
n÷3
5032303
n÷5
4025842.4
n2
405185175740944
n3
8.1560583017467E+21
n4
1.6417502664022E+29
n5
3.3047139163466E+36
2 √n
4486.5590378373
3 √n
272.02506617323
4 √n
66.981781387459
5 √n
28.891184970215
1 , 2 , 4 , 67 , 134 , 268 , 75109 , 150218 , 300436 , 5032303 , 10064606 , 20129212
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20129211
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20129212 can be divided by 12 positive divisors.
The sum of these divisors (counting 20129212) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001100110010010110111100
3
Ternary
1101212200002101
4
Quaternary
1030302112330
5
Quinary
20123113322
6
Senary
1555234444
8
Octal
114622674
10
Decimal
20129212
12
Duodecimal
68a8a24
16
Hexadecimal
13325bc
20
Vigesimal
65g30c
36
Base36
bzfss
md5
09c5935be0decdcab0b64663e30241af
sha1
f7eba2fcefd4d89aa6742353cb117cac2ff544a2
sha256
7810ca62d4c8a6fec9bbe89e5d9bca75b318a8be0c0ff9d86a383deb96fb43cc
sha512
295dec19d7ec3ac4c9589399dc706978c77bb70eda5627698aefed0a2ce78027c074d5d65a038020a482266d76f09b8b09fb69f9b3833e1b284eb2ae9ef9b2a5
ripemd-160
67af02183c008e4f67013a8d9024f95bd16ffe9e
Diameter
40258424
Circumference
126475569.0835
Area
1.2729267714512E+15
Volume
3.4164017124023E+22
Surface area
5.091707085805E+15
Circumference
126475569.0835
Perimeter
80516848
Area
405185175740944
Diagonal
28467004.610283
Surface area
2431111054445664
Volume
8.1560583017467E+21
Space diagonal
34864817.900325
Perimeter
60387636
Area
1.7545032771426E+14
Altitude
17432408.950163
Surface area
1.7545032771426E+14
Volume
9.6120068881966E+20
Height
9489001.5367611