20804521 is an odd 8-digits composite number following 20804520
and preceding 20804522 . In scientific notation, it is written as 2.0804521 × 10^7.
The sum of its digits is 22. It has a total of 2 prime factors and 4 positive divisors.
There are 20451844 positive integers (up to 20804521) that are relatively prime to 20804521.
20804521 has 4 divisors, whose sum is 21157200
The reverse of 20804521 is 12540802
Previous prime number is 59
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 22
Digital Root 4
Name
twenty million eight hundred four thousand five hundred twenty-one
Scientific notation
2.0804521 × 10^7
Engineering notation
2.0804521 × 10^6
Prime Factorization
59 × 352619
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20804521
Product of the distinct prime numbers
The prime factorization of 20804521 is 59 × 352619.
Since it has a total of 2 prime factors.
3 , 2 , 82 , 37 , 355 , 416 , 3015 , 4805 , 20178 , 83341 , 181759 , 976474 , 7056384 , 290121 , 49754141 , 6583758 , 277327688 , 312660526 , 7399285214 , 114859189
n×2
41609042
n×3
62413563
n×4
83218084
n×5
104022605
n÷2
10402260.5
n÷3
6934840.3333333
n÷3
5201130.25
n÷5
4160904.2
n2
432828094039441
n3
9.0047811718335E+21
n4
1.8734015898982E+29
n5
3.8975222718469E+36
2 √n
4561.1973208797
3 √n
275.03369724813
4 √n
67.536636878658
5 √n
29.082487106442
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
-20804520
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 20804521 can be divided by 4 positive divisors.
The sum of these divisors (counting 20804521) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001111010111001110101001
3
Ternary
1110010222102211
4
Quaternary
1033113032221
5
Quinary
20311221041
6
Senary
2021525121
8
Octal
117271651
10
Decimal
20804521
12
Duodecimal
6b737a1
16
Hexadecimal
13d73a9
20
Vigesimal
6a0b61
36
Base36
cdwvd
md5
ec3b26e2bcaaacffbe4f116c03a3c8e1
sha1
99f888c56aaa38cd71b0aec7b468f6d42c002ee4
sha256
615acb9367658c91021796ebe3fea04926c4aa28d03bdbd2c9da84c6637dbed4
sha512
0eed3c896db5e51c1bde15c1eed0a10ee61f5baaf071d5c9e7a96d05f59b5edee82445bf61f27dcead6225a17b21a7efe7825cd8ba6c62ebb5ebee90f8630d8e
ripemd-160
b75ff4f2d5e1cc351806253beab529a8c1f77610
Diameter
41609042
Circumference
130718660.67011
Area
1.3597695605016E+15
Volume
3.7719139168821E+22
Surface area
5.4390782420063E+15
Circumference
130718660.67011
Perimeter
83218084
Area
432828094039441
Diagonal
29422035.756876
Surface area
2596968564236646
Volume
9.0047811718335E+21
Space diagonal
36034487.399134
Perimeter
62413563
Area
1.8742006245488E+14
Altitude
18017243.699567
Surface area
1.8742006245488E+14
Volume
1.0612236382841E+21
Height
9807345.252292