20721103 is an odd 8-digits composite number following 20721102
and preceding 20721104 . In scientific notation, it is written as 2.0721103 × 10^7.
The sum of its digits is 16. It has a total of 2 prime factors and 4 positive divisors.
There are 19127160 positive integers (up to 20721103) that are relatively prime to 20721103.
20721103 has 4 divisors, whose sum is 22315048
The reverse of 20721103 is 30112702
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 16
Digital Root 7
Name
twenty million seven hundred twenty-one thousand one hundred three
Scientific notation
2.0721103 × 10^7
Engineering notation
2.0721103 × 10^6
Prime Factorization
13 × 1593931
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20721103
Product of the distinct prime numbers
The prime factorization of 20721103 is 13 × 1593931.
Since it has a total of 2 prime factors.
9 , 8 , 86 , 31 , 128 , 315 , 687 , 8648 , 39488 , 77446 , 659425 , 447091 , 9499889 , 5336570 , 82777481 , 29937322 , 309237781 , 546104569 , 7380311179 , 64733517
n×2
41442206
n×3
62163309
n×4
82884412
n×5
103605515
n÷2
10360551.5
n÷3
6907034.3333333
n÷3
5180275.75
n÷5
4144220.6
n2
429364109536609
n3
8.8968979382114E+21
n4
1.8435353855817E+29
n5
3.8200086608782E+36
2 √n
4552.0438266783
3 √n
274.66561229709
4 √n
67.468835966528
5 √n
29.059127729642
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
-20721102
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 20721103 can be divided by 4 positive divisors.
The sum of these divisors (counting 20721103) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001111000010110111001111
3
Ternary
1102222202000021
4
Quaternary
1033002313033
5
Quinary
20301033403
6
Senary
2020043011
8
Octal
117026717
10
Decimal
20721103
12
Duodecimal
6b33467
16
Hexadecimal
13c2dcf
20
Vigesimal
69a2f3
36
Base36
cc4i7
md5
330f6f4c689fb3dccf8df12bc5631e3f
sha1
bf75fbb6b8a57ef502856dab4a3e2aecb2abe2f2
sha256
f6a0e4d0c489b81790177e0b9f29da91cabcfa3ab622847b5c0df3da5b38e9df
sha512
fb000b2b1712ef909be496f943b649dcd46eaa4fdb6e6ad308f997c61854e5efa77d975c5fb65fafb12cc5a69e1b62b4056ecfa96a3756fed7b6288fdbc369ab
ripemd-160
50b7eef5618672ffad14ee7450cdc9decdb8cb85
Diameter
41442206
Circumference
130194529.91815
Area
1.3488871322353E+15
Volume
3.7267238936564E+22
Surface area
5.3955485289413E+15
Circumference
130194529.91815
Perimeter
82884412
Area
429364109536609
Diagonal
29304064.88993
Surface area
2576184657219654
Volume
8.8968979382114E+21
Space diagonal
35890003.184868
Perimeter
62163309
Area
1.8592011316599E+14
Altitude
17945001.592434
Surface area
1.8592011316599E+14
Volume
1.0485094772723E+21
Height
9768021.6299766