20352721 is an odd 8-digits composite number following 20352720
and preceding 20352722 . In scientific notation, it is written as 2.0352721 × 10^7.
The sum of its digits is 22. It has a total of 2 prime factors and 4 positive divisors.
There are 20306944 positive integers (up to 20352721) that are relatively prime to 20352721.
20352721 has 4 divisors, whose sum is 20398500
The reverse of 20352721 is 12725302
Previous prime number is 449
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 22
Digital Root 4
Name
twenty million three hundred fifty-two thousand seven hundred twenty-one
Scientific notation
2.0352721 × 10^7
Engineering notation
2.0352721 × 10^6
Prime Factorization
449 × 45329
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20352721
Product of the distinct prime numbers
The prime factorization of 20352721 is 449 × 45329.
Since it has a total of 2 prime factors.
8 , 1 , 72 , 40 , 724 , 146 , 974 , 413 , 73957 , 57656 , 774569 , 752260 , 7061340 , 314225 , 96527725 , 97795772 , 431886843 , 425237542 , 9096194006 , 6643131108
n×2
40705442
n×3
61058163
n×4
81410884
n×5
101763605
n÷2
10176360.5
n÷3
6784240.3333333
n÷3
5088180.25
n÷5
4070544.2
n2
414233252103841
n3
8.4307738089921E+21
n4
1.7158918714852E+29
n5
3.4923068526507E+36
2 √n
4511.39900696
3 √n
273.02819192998
4 √n
67.166948769168
5 √n
28.955061776134
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20352720
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20352721 can be divided by 4 positive divisors.
The sum of these divisors (counting 20352721) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101101000111011010001
3
Ternary
1102022000200111
4
Quaternary
1031220323101
5
Quinary
20202241341
6
Senary
2004121321
8
Octal
115507321
10
Decimal
20352721
12
Duodecimal
6996241
16
Hexadecimal
1368ed1
20
Vigesimal
6741g1
36
Base36
c489d
md5
4b5ca4a7df0a547cd8e34962c327ecda
sha1
e4e3bc7f86488bc1012dda8c736c8be6725a5aa4
sha256
51fb839320d3108d65445548656e836b2a3e1648a7001898951e7578e0dd3eb9
sha512
911cd715923b351addb96174b13ce09e820e6fbfd266cc638ea9cbfff666aadae5c19d3202ca8aceab226ea233ed14b2d7713c5fc6f26a450dc4943a93651de3
ripemd-160
b122bf99b8591ca41fa35e7f5a111910c4ff7038
Diameter
40705442
Circumference
127879917.54833
Area
1.301352141682E+15
Volume
3.5314742749876E+22
Surface area
5.2054085667281E+15
Circumference
127879917.54833
Perimeter
81410884
Area
414233252103841
Diagonal
28783094.069396
Surface area
2485399512623046
Volume
8.4307738089921E+21
Space diagonal
35251946.844274
Perimeter
61058163
Area
1.7936825970709E+14
Altitude
17625973.422137
Surface area
1.7936825970709E+14
Volume
9.9357622183138E+20
Height
9594364.6897986