20804720 (number)

20804720 is an even 8-digits composite number following 20804719 and preceding 20804721. In scientific notation, it is written as 2.0804720 × 10^7. The sum of its digits is 23. It has a total of 7 prime factors and 40 positive divisors. There are 8052480 positive integers (up to 20804720) that are relatively prime to 20804720.

Interesting facts

Basic properties

Name

Name twenty million eight hundred four thousand seven hundred twenty

Notation

Scientific notation 2.0804720 × 10^7
Engineering notation 2.0804720 × 10^6

Prime Factorization of 20804720

Prime Factorization 2 × 2 × 2 × 2 × 5 × 31 × 8389

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 2600590
Product of the distinct prime numbers

The prime factorization of 20804720 is 2 × 2 × 2 × 2 × 5 × 31 × 8389. Since it has a total of 7 prime factors.

Most popular turbo-numbers

8, 1, 17, 95, 189, 527, 2545, 3313, 9525, 41181, 291098, 80401, 9609087, 5564225, 95103719, 49016545, 230879569, 312221973, 4295078020, 9541329596

Basic calculations (n = 20804720)

Multiplication

n×y
n×2 41609440
n×3 62414160
n×4 83218880
n×5 104023600

Division

n÷y
n÷2 10402360
n÷3 6934906.6666667
n÷3 5201180
n÷5 4160944

Exponentiation

ny
n2 432836374278400
n3 9.0050395726773E+21
n4 1.8734732689847E+29
n5 3.8977086788712E+36

Nth Root

y√n
2√n 4561.2191352751
3√n 275.0345741654
4√n 67.536798378922
5√n 29.082542742357

Divisors of 20804720

1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 8389, 16778, 33556, 41945, 67112, 83890, 134224, 167780, 260059, 335560, 520118, 671120, 1040236, 1300295, 2080472, 2600590, 4160944, 5201180, 10402360, 20804720

40 divisors

τ Total Divisors 40
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -20804719
Sum of the proper positive divisors of n
A Arithmetic Mean 0.025
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 40
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 20804720 can be divided by 40 positive divisors. The sum of these divisors (counting 20804720) is 1, the average is 0.025.

Base conversion 20804720

Base System Value
2 Binary 1001111010111010001110000
3 Ternary 1110010222201012
4 Quaternary 1033113101300
5 Quinary 20311222340
6 Senary 2021530052
8 Octal 117272160
10 Decimal 20804720
12 Duodecimal 6b73928
16 Hexadecimal 13d7470
20 Vigesimal 6a0bg0
36 Base36 cdx0w

Cryptographic Hash Functions

md5 1cc2abc6dcf4d8c9ad606609a5d77968
sha1 22b1a48ae1a330879d363d6ca30c19533e6834f8
sha256 aeccf0e73890ef57b31585632ef83c45bdb20bdf58c8c60292fa8f98eb00aac0
sha512 d6f2e89a711a5ddf83128d57af69579cafd4d91b26b25d5b6f37f3a0bf3244749dfdf7000055766f687a2f45785e891dcc6e5f2d8bd4d9de50938e231c1b0fec
ripemd-160 d88bb2642e34c59f4552c5405f43a6cb8c0b7454

20804720 as geometric shapes

Circle

Radius = n
Diameter 41609440
Circumference 130719911.02399
Area 1.3597955736395E+15

Sphere

Radius = n
Volume 3.7720221555745E+22
Surface area 5.4391822945579E+15
Circumference 130719911.02399

Square

Length = n
Perimeter 83218880
Area 432836374278400
Diagonal 29422317.185375

Cube

Length = n
Surface area 2597018245670400
Volume 9.0050395726773E+21
Space diagonal 36034832.077244

Equilateral Triangle

Length = n
Perimeter 62414160
Area 1.8742364790352E+14
Altitude 18017416.038622

Triangular Pyramid

Length = n
Surface area 1.8742364790352E+14
Volume 1.0612540911156E+21
Height 9807439.0617916