20784913 is an odd 8-digits prime number following 20784912
and preceding 20784914 . In scientific notation, it is written as 2.0784913 × 10^7.
The sum of its digits is 34. It has a total of 1 prime factors and 2 positive divisors.
There are 20784912 positive integers (up to 20784913) that are relatively prime to 20784913.
20784913 has 2 divisors, whose sum is 20784914
The reverse of 20784913 is 31948702
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
twenty million seven hundred eighty-four thousand nine hundred thirteen
Scientific notation
2.0784913 × 10^7
Engineering notation
2.0784913 × 10^6
Prime Factorization
20784913
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
20784913
Product of the distinct prime numbers
The prime factorization of 20784913 is 20784913.
Since it has a total of 1 prime factors.
7 , 4 , 41 , 79 , 316 , 713 , 2569 , 5777 , 12817 , 65629 , 136547 , 442340 , 2006556 , 1755991 , 39962809 , 18651449 , 591835039 , 205386162 , 7934981949 , 588767257
n×2
41569826
n×3
62354739
n×4
83139652
n×5
103924565
n÷2
10392456.5
n÷3
6928304.3333333
n÷3
5196228.25
n÷5
4156982.6
n2
432012608417569
n3
8.9793444808622E+21
n4
1.8663489383175E+29
n5
3.8791900310572E+36
2 √n
4559.047378565
3 √n
274.94726481905
4 √n
67.520718143137
5 √n
29.077003062758
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
20784914
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
10392457
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4559.047488237
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999037764
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20784913 can be divided by 2 positive divisors.
The sum of these divisors (counting 20784913) is 20784914, the average is 10392457.
Base
System
Value
2
Binary
1001111010010011100010001
3
Ternary
1110002222112121
4
Quaternary
1033102130101
5
Quinary
20310104123
6
Senary
2021254241
8
Octal
117223421
10
Decimal
20784913
12
Duodecimal
6b64381
16
Hexadecimal
13d2711
20
Vigesimal
69i25d
36
Base36
cdhqp
md5
50b73c8b23db9032e0d04fb9d418ebd0
sha1
88b58c195f62624a1f3db08796c8c67f9e4c60b5
sha256
98a2fb9903639921c56e85cb68076aab6aa416cc7a68b77eec5c539c42b48903
sha512
7e26b3e6a76eca6319dc0b4f06ae6723e8e37e0999552e30943d62ca932ddaaea1f3a6b53c00d234da01712df2e293b2d7f842760d4357c1c3a62468e796145f
ripemd-160
555945b2d1188ee395316e21f408aebccf786df7
Diameter
41569826
Circumference
130595459.97261
Area
1.3572076368628E+15
Volume
3.7612590206838E+22
Surface area
5.4288305474512E+15
Circumference
130595459.97261
Perimeter
83139652
Area
432012608417569
Diagonal
29394305.857345
Surface area
2592075650505414
Volume
8.9793444808622E+21
Space diagonal
36000525.346899
Perimeter
62354739
Area
1.870669468224E+14
Altitude
18000262.673449
Surface area
1.870669468224E+14
Volume
1.0582258955046E+21
Height
9798101.9524483