20129211 is an odd 8-digits composite number following 20129210
and preceding 20129212 . In scientific notation, it is written as 2.0129211 × 10^7.
The sum of its digits is 18. It has a total of 4 prime factors and 12 positive divisors.
There are 13397280 positive integers (up to 20129211) that are relatively prime to 20129211.
20129211 has 12 divisors, whose sum is 29123640
The reverse of 20129211 is 11292102
Previous prime number is 761
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 18
Digital Root 9
Name
twenty million one hundred twenty-nine thousand two hundred eleven
Scientific notation
2.0129211 × 10^7
Engineering notation
2.0129211 × 10^6
Prime Factorization
3 × 3 × 761 × 2939
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
6709737
Product of the distinct prime numbers
The prime factorization of 20129211 is 3 × 3 × 761 × 2939.
Since it has a total of 4 prime factors.
9 , 2 , 95 , 92 , 18 , 132 , 873 , 3522 , 61553 , 85774 , 445894 , 672702 , 6583586 , 9510063 , 35647643 , 81330533 , 602703743 , 731977123 , 6176820146 , 7395709810
n×2
40258422
n×3
60387633
n×4
80516844
n×5
100646055
n÷2
10064605.5
n÷3
6709737
n÷3
5032302.75
n÷5
4025842.2
n2
405185135482521
n3
8.1560570861913E+21
n4
1.6417499401599E+29
n5
3.3047130954716E+36
2 √n
4486.5589263934
3 √n
272.02506166858
4 √n
66.981780555561
5 √n
28.891184683158
1 , 3 , 9 , 761 , 2283 , 2939 , 6849 , 8817 , 26451 , 2236579 , 6709737 , 20129211
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
-20129210
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 20129211 can be divided by 12 positive divisors.
The sum of these divisors (counting 20129211) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001100110010010110111011
3
Ternary
1101212200002100
4
Quaternary
1030302112323
5
Quinary
20123113321
6
Senary
1555234443
8
Octal
114622673
10
Decimal
20129211
12
Duodecimal
68a8a23
16
Hexadecimal
13325bb
20
Vigesimal
65g30b
36
Base36
bzfsr
md5
a221cfdaa8ede65b6d559d065788ffe5
sha1
1a5ad974da81501f2b19d68724be9423a4cfdf54
sha256
8589a957d23af091f9fdc01bfbbfce84ab9af7f5d04d5b807cbae6384e7e168f
sha512
00aaa9bd9c226d5485f75f4bd667822a3b9c6ea4202181744f1b7c87b78f75ae17b0497fb41e7c756d78dd8312c01b2d23d432f018f5f4a6a8c948062fdae6fb
ripemd-160
d032281237d75511095576c78df7dcd753499c6a
Diameter
40258422
Circumference
126475562.80032
Area
1.2729266449757E+15
Volume
3.4164012032317E+22
Surface area
5.0917065799027E+15
Circumference
126475562.80032
Perimeter
80516844
Area
405185135482521
Diagonal
28467003.19607
Surface area
2431110812895126
Volume
8.1560570861913E+21
Space diagonal
34864816.168274
Perimeter
60387633
Area
1.7545031028185E+14
Altitude
17432408.084137
Surface area
1.7545031028185E+14
Volume
9.6120054556507E+20
Height
9489001.0653566