20728102 is an even 8-digits composite number following 20728101
and preceding 20728103 . In scientific notation, it is written as 2.0728102 × 10^7.
The sum of its digits is 22. It has a total of 3 prime factors and 8 positive divisors.
There are 10356912 positive integers (up to 20728102) that are relatively prime to 20728102.
20728102 has 8 divisors, whose sum is 31113576
The reverse of 20728102 is 20182702
Previous prime number is 2027
Is Prime? no
Number parity even
Number length 8
Sum of Digits 22
Digital Root 4
Name
twenty million seven hundred twenty-eight thousand one hundred two
Scientific notation
2.0728102 × 10^7
Engineering notation
2.0728102 × 10^6
Prime Factorization
2 × 2027 × 5113
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20728102
Product of the distinct prime numbers
The prime factorization of 20728102 is 2 × 2027 × 5113.
Since it has a total of 3 prime factors.
3 , 10 , 33 , 87 , 541 , 36 , 9383 , 2863 , 65626 , 85245 , 971373 , 288934 , 4233935 , 4453378 , 69872158 , 3515947 , 837296302 , 264448860 , 4178611243 , 1455766646
n×2
41456204
n×3
62184306
n×4
82912408
n×5
103640510
n÷2
10364051
n÷3
6909367.3333333
n÷3
5182025.5
n÷5
4145620.4
n2
429654212522404
n3
8.9059163418941E+21
n4
1.8460274233825E+29
n5
3.8264644726669E+36
2 √n
4552.8125373224
3 √n
274.69653356318
4 √n
67.474532509106
5 √n
29.06109053405
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
-20728101
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 20728102 can be divided by 8 positive divisors.
The sum of these divisors (counting 20728102) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001111000100100100100110
3
Ternary
1110000002121111
4
Quaternary
1033010210212
5
Quinary
20301244402
6
Senary
2020135234
8
Octal
117044446
10
Decimal
20728102
12
Duodecimal
6b3751a
16
Hexadecimal
13c4926
20
Vigesimal
69b052
36
Base36
cc9wm
md5
9a1d61c37fb269ae2526fc0aae461215
sha1
4fe196b056f1e6b1b44d64ebcc539fcad989ada9
sha256
8a87debef79187d0603ee9230e7c8ee79c2a294f5f5c7fbbe0a3e378e0853bb7
sha512
8a732adc37b24d7952ce816d31e66bd0d48300aa06285830568b98e3e5666d03e8f3f9e4bda9437db1ab97a172265df4bc485af926dababdc1550df9c6322a49
ripemd-160
0461521ef1fd01a959dc0fead1bb1e7238abc6c2
Diameter
41456204
Circumference
130238505.93212
Area
1.3497985176443E+15
Volume
3.7305015137573E+22
Surface area
5.3991940705772E+15
Circumference
130238505.93212
Perimeter
82912408
Area
429654212522404
Diagonal
29313962.970653
Surface area
2577925275134424
Volume
8.9059163418941E+21
Space diagonal
35902125.80847
Perimeter
62184306
Area
1.860457314437E+14
Altitude
17951062.904235
Surface area
1.860457314437E+14
Volume
1.0495723063389E+21
Height
9771320.9902176