20804513 is an odd 8-digits composite number following 20804512
and preceding 20804514 . In scientific notation, it is written as 2.0804513 × 10^7.
The sum of its digits is 23. It has a total of 2 prime factors and 4 positive divisors.
There are 20087088 positive integers (up to 20804513) that are relatively prime to 20804513.
20804513 has 4 divisors, whose sum is 21521940
The reverse of 20804513 is 31540802
Previous prime number is 29
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty million eight hundred four thousand five hundred thirteen
Scientific notation
2.0804513 × 10^7
Engineering notation
2.0804513 × 10^6
Prime Factorization
29 × 717397
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20804513
Product of the distinct prime numbers
The prime factorization of 20804513 is 29 × 717397.
Since it has a total of 2 prime factors.
2 , 1 , 39 , 64 , 403 , 446 , 2782 , 167 , 17420 , 86014 , 244101 , 910422 , 8600233 , 1181061 , 22324278 , 38833884 , 380664382 , 702384323 , 9138355447 , 1795118987
n×2
41609026
n×3
62413539
n×4
83218052
n×5
104022565
n÷2
10402256.5
n÷3
6934837.6666667
n÷3
5201128.25
n÷5
4160902.6
n2
432827761167169
n3
9.0047707839633E+21
n4
1.8733987083698E+29
n5
3.8975147782464E+36
2 √n
4561.1964439169
3 √n
275.03366199506
4 √n
67.536630386161
5 √n
29.082484869814
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
-20804512
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 20804513 can be divided by 4 positive divisors.
The sum of these divisors (counting 20804513) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001111010111001110100001
3
Ternary
1110010222102112
4
Quaternary
1033113032201
5
Quinary
20311221023
6
Senary
2021525105
8
Octal
117271641
10
Decimal
20804513
12
Duodecimal
6b73795
16
Hexadecimal
13d73a1
20
Vigesimal
6a0b5d
36
Base36
cdwv5
md5
2c36f4765f38d03af80de1f7575f92c3
sha1
258926ae4d07aea8897803e96ee85c199d0d3e37
sha256
8e5593b5eb73807ecd7eaf755f3c1872cbe8096323a97c261a153d20bc25aeef
sha512
37b22ce4d007fa836d8e37a2e1c69392718cddcd21c9c10495ba8980207f45cdef1797492a7fa1a3daa59d9bdefe8faccb6879e99b38ff1dd42088f88bce4391
ripemd-160
afe6582ef34bc97afc9d4e4520f83b563b7fd97b
Diameter
41609026
Circumference
130718610.40463
Area
1.3597685147525E+15
Volume
3.7719095656212E+22
Surface area
5.43907405901E+15
Circumference
130718610.40463
Perimeter
83218052
Area
432827761167169
Diagonal
29422024.443167
Surface area
2596966567003014
Volume
9.0047707839633E+21
Space diagonal
36034473.542727
Perimeter
62413539
Area
1.8741991831696E+14
Altitude
18017236.771364
Surface area
1.8741991831696E+14
Volume
1.0612224140618E+21
Height
9807341.4810558