20728103 is an odd 8-digits composite number following 20728102
and preceding 20728104 . In scientific notation, it is written as 2.0728103 × 10^7.
The sum of its digits is 23. It has a total of 3 prime factors and 8 positive divisors.
There are 18334080 positive integers (up to 20728103) that are relatively prime to 20728103.
20728103 has 8 divisors, whose sum is 23224080
The reverse of 20728103 is 30182702
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty million seven hundred twenty-eight thousand one hundred three
Scientific notation
2.0728103 × 10^7
Engineering notation
2.0728103 × 10^6
Prime Factorization
50929 × 11 × 37
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20728103
Product of the distinct prime numbers
The prime factorization of 20728103 is 50929 × 11 × 37.
Since it has a total of 3 prime factors.
10 , 8 , 47 , 52 , 631 , 423 , 6972 , 573 , 17517 , 77070 , 13751 , 547288 , 7839716 , 9068438 , 13124574 , 3488446 , 53580264 , 727711228 , 8076238225 , 3020810192
n×2
41456206
n×3
62184309
n×4
82912412
n×5
103640515
n÷2
10364051.5
n÷3
6909367.6666667
n÷3
5182025.75
n÷5
4145620.6
n2
429654253978609
n3
8.9059176308568E+21
n4
1.8460277796192E+29
n5
3.8264653956807E+36
2 √n
4552.8126471446
3 √n
274.69653798064
4 √n
67.474533322911
5 √n
29.061090814452
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20728102
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20728103 can be divided by 8 positive divisors.
The sum of these divisors (counting 20728103) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001111000100100100100111
3
Ternary
1110000002121112
4
Quaternary
1033010210213
5
Quinary
20301244403
6
Senary
2020135235
8
Octal
117044447
10
Decimal
20728103
12
Duodecimal
6b3751b
16
Hexadecimal
13c4927
20
Vigesimal
69b053
36
Base36
cc9wn
md5
39c82bd68611174e26c3a175649c3d9c
sha1
5fa2204fcd123517f72dab42e69f4b3435077b85
sha256
4cc47e94cc57abd65595761c532f96c588e987cf7eaa59491d06d76b2d90040c
sha512
921687782adc1899b91acb044a7620f0a7d36aedb4d1cd5b53dc22b593ad3f5245f5d66d381a614e9b7c36ede40d5a1e9345f20c9890787e5057e18ace0a1b14
ripemd-160
711d1f2d0335e3e90d5166b8f2e32ff48396258a
Diameter
41456206
Circumference
130238512.21531
Area
1.3497986478828E+15
Volume
3.7305020536767E+22
Surface area
5.3991945915312E+15
Circumference
130238512.21531
Perimeter
82912412
Area
429654253978609
Diagonal
29313964.384866
Surface area
2577925523871654
Volume
8.9059176308568E+21
Space diagonal
35902127.540521
Perimeter
62184309
Area
1.8604574939476E+14
Altitude
17951063.77026
Surface area
1.8604574939476E+14
Volume
1.0495724582446E+21
Height
9771321.4616221