20236721 is an odd 8-digits prime number following 20236720
and preceding 20236722 . In scientific notation, it is written as 2.0236721 × 10^7.
The sum of its digits is 23. It has a total of 1 prime factors and 2 positive divisors.
There are 20236720 positive integers (up to 20236721) that are relatively prime to 20236721.
20236721 has 2 divisors, whose sum is 20236722
The reverse of 20236721 is 12763202
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty million two hundred thirty-six thousand seven hundred twenty-one
Scientific notation
2.0236721 × 10^7
Engineering notation
2.0236721 × 10^6
Prime Factorization
20236721
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
20236721
Product of the distinct prime numbers
The prime factorization of 20236721 is 20236721.
Since it has a total of 1 prime factors.
3 , 3 , 23 , 26 , 106 , 422 , 5969 , 3067 , 87360 , 23742 , 682643 , 718093 , 4732254 , 3484027 , 76469507 , 99112161 , 340787679 , 870844075 , 9449547658 , 563751973
n×2
40473442
n×3
60710163
n×4
80946884
n×5
101183605
n÷2
10118360.5
n÷3
6745573.6666667
n÷3
5059180.25
n÷5
4047344.2
n2
409524876831841
n3
8.2874406750053E+21
n4
1.6771062474413E+29
n5
3.3939131216827E+36
2 √n
4498.5243135944
3 √n
272.50849677515
4 √n
67.071039306055
5 √n
28.92198049135
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
20236722
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
10118361
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4498.524424742
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999011698
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20236721 can be divided by 2 positive divisors.
The sum of these divisors (counting 20236721) is 20236722, the average is 10118361.
Base
System
Value
2
Binary
1001101001100100110110001
3
Ternary
1102002010120012
4
Quaternary
1031030212301
5
Quinary
20140033341
6
Senary
2001424305
8
Octal
115144661
10
Decimal
20236721
12
Duodecimal
693b095
16
Hexadecimal
134c9b1
20
Vigesimal
669bg1
36
Base36
c1qr5
md5
ede809c4851b9ca386a2465d37b5bd7c
sha1
e5928464affb8a78877047c8792067d9ddf9dd96
sha256
7f158658180775d7079c59535a12049c63ebabfa4a566b80b73c40a8746a70b1
sha512
20739c78332b077437ec5ad210d24252531f19d6a971de7c0e124380e311438d07f83e84e6410ac93737189dd567d784309661d052d5a63556e17ff8be4c9e40
ripemd-160
ccf97b5f191f07b932a9e14af1eea5c093d31d03
Diameter
40473442
Circumference
127151068.05269
Area
1.2865603445172E+15
Volume
3.4714350322211E+22
Surface area
5.1462413780687E+15
Circumference
127151068.05269
Perimeter
80946884
Area
409524876831841
Diagonal
28619045.29616
Surface area
2457149260991046
Volume
8.2874406750053E+21
Space diagonal
35051028.950596
Perimeter
60710163
Area
1.7732947340903E+14
Altitude
17525514.475298
Surface area
1.7732947340903E+14
Volume
9.7668424999625E+20
Height
9539681.7653868