20212729 is an odd 8-digits prime number following 20212728
and preceding 20212730 . In scientific notation, it is written as 2.0212729 × 10^7.
The sum of its digits is 25. It has a total of 1 prime factors and 2 positive divisors.
There are 20212728 positive integers (up to 20212729) that are relatively prime to 20212729.
20212729 has 2 divisors, whose sum is 20212730
The reverse of 20212729 is 92721202
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty million two hundred twelve thousand seven hundred twenty-nine
Scientific notation
2.0212729 × 10^7
Engineering notation
2.0212729 × 10^6
Prime Factorization
20212729
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
20212729
Product of the distinct prime numbers
The prime factorization of 20212729 is 20212729.
Since it has a total of 1 prime factors.
10 , 9 , 66 , 30 , 60 , 853 , 9564 , 2659 , 94860 , 54030 , 778185 , 399304 , 9400754 , 5424828 , 79576970 , 75808286 , 593069451 , 556814418 , 8165478122 , 1775752465
n×2
40425458
n×3
60638187
n×4
80850916
n×5
101063645
n÷2
10106364.5
n÷3
6737576.3333333
n÷3
5053182.25
n÷5
4042545.8
n2
408554413627441
n3
8.2579996444054E+21
n4
1.6691670889446E+29
n5
3.3738422024557E+36
2 √n
4495.8568704975
3 √n
272.40076177675
4 √n
67.051151149682
5 √n
28.915119444498
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
20212730
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
10106365
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4495.8569817111
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999010525
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20212729 can be divided by 2 positive divisors.
The sum of these divisors (counting 20212729) is 20212730, the average is 10106365.
Base
System
Value
2
Binary
1001101000110101111111001
3
Ternary
1102000220122121
4
Quaternary
1031012233321
5
Quinary
20133301404
6
Senary
2001121241
8
Octal
115065771
10
Decimal
20212729
12
Duodecimal
6929221
16
Hexadecimal
1346bf9
20
Vigesimal
666bg9
36
Base36
c188p
md5
6da968a86455b82908ace1781873ccb1
sha1
0f3062c87ad120c633e973219bbd56f4e8964ea7
sha256
d8c924f793d355f98cb5725955fbb125717432d4352ea1b14187397684208c31
sha512
9ec8217f8ec6329c6ef656ed5a8c92de65b920f540da037ee1817218b6a66ba94d0801f2c8202dcb9f5a402d54da4a2791414d5e4e0a8e8af88e55be27f8d331
ripemd-160
5deefcab08f15bda17d7053c258366efdfae4061
Diameter
40425458
Circumference
127000321.8708
Area
1.2835115444437E+15
Volume
3.4591028021615E+22
Surface area
5.1340461777746E+15
Circumference
127000321.8708
Perimeter
80850916
Area
408554413627441
Diagonal
28585115.484372
Surface area
2451326481764646
Volume
8.2579996444054E+21
Space diagonal
35009473.587621
Perimeter
60638187
Area
1.7690925051481E+14
Altitude
17504736.79381
Surface area
1.7690925051481E+14
Volume
9.7321459126586E+20
Height
9528371.828124