20807680 (number)

20807680 is an even 8-digits composite number following 20807679 and preceding 20807681. In scientific notation, it is written as 2.0807680 × 10^7. The sum of its digits is 31. It has a total of 17 prime factors and 64 positive divisors. There are 8257536 positive integers (up to 20807680) that are relatively prime to 20807680.

Interesting facts

Basic properties

Name

Name twenty million eight hundred seven thousand six hundred eighty

Notation

Scientific notation 2.0807680 × 10^7
Engineering notation 2.0807680 × 10^6

Prime Factorization of 20807680

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 127

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 17
Total number of prime factors
rad Radical 1270
Product of the distinct prime numbers

The prime factorization of 20807680 is 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 127. Since it has a total of 17 prime factors.

Most popular turbo-numbers

7, 3, 82, 23, 755, 520, 632, 1478, 14128, 7136, 239145, 154567, 9085623, 3311017, 4243447, 58456346, 438402146, 99348186, 4628812612, 7461366256

Basic calculations (n = 20807680)

Multiplication

n×y
n×2 41615360
n×3 62423040
n×4 83230720
n×5 104038400

Division

n÷y
n÷2 10403840
n÷3 6935893.3333333
n÷3 5201920
n÷5 4161536

Exponentiation

ny
n2 432959546982400
n3 9.0088837065547E+21
n4 1.8745396932321E+29
n5 3.9004822084071E+36

Nth Root

y√n
2√n 4561.5435983886
3√n 275.04761709883
4√n 67.539200457132
5√n 29.083370241385

Divisors of 20807680

1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 127, 128, 160, 254, 256, 320, 508, 512, 635, 640, 1016, 1024, 1270, 1280, 2032, 2048, 2540, 2560, 4064, 4096, 5080, 5120, 8128, 8192, 10160, 10240, 16256, 16384, 20320, 20480, 32512, 32768, 40640, 40960, 65024, 81280, 81920, 130048, 162560, 163840, 260096, 325120, 520192, 650240, 1040384, 1300480, 2080768, 2600960, 4161536, 5201920, 10403840, 20807680

64 divisors

τ Total Divisors 64
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -20807679
Sum of the proper positive divisors of n
A Arithmetic Mean 0.015625
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 64
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 20807680 can be divided by 64 positive divisors. The sum of these divisors (counting 20807680) is 1, the average is 0.015625.

Base conversion 20807680

Base System Value
2 Binary 1001111011000000000000000
3 Ternary 1110011010202211
4 Quaternary 1033120000000
5 Quinary 20311321210
6 Senary 2021551504
8 Octal 117300000
10 Decimal 20807680
12 Duodecimal 6b75594
16 Hexadecimal 13d8000
20 Vigesimal 6a0j40
36 Base36 cdzb4

Cryptographic Hash Functions

md5 ddb87815089c1a5e392d53fbc56edc2f
sha1 26017730cbb8e4adb593d838b6884b5d79e5ef78
sha256 198229acd5d52bb015b374b177a5ed6dbdbe9e7ef002459ce3c40a457922bbc7
sha512 7fe7fd70f47493fa3a491c54a166c8f12f52d0d3adcc8cdefcca1df859fae2a7fc82d0fd06c4fa2e39adcdb467e0261b07eeb0c509ee5bd1e48f69de78886ee5
ripemd-160 06ced71d134cd4bc7267cefc1d6ba69802472f46

20807680 as geometric shapes

Circle

Radius = n
Diameter 41615360
Circumference 130738509.25249
Area 1.3601825321015E+15

Sphere

Radius = n
Volume 3.7736323826076E+22
Surface area 5.4407301284059E+15
Circumference 130738509.25249

Square

Length = n
Perimeter 83230720
Area 432959546982400
Diagonal 29426503.257519

Cube

Length = n
Surface area 2597757281894400
Volume 9.0088837065547E+21
Space diagonal 36039958.947635

Equilateral Triangle

Length = n
Perimeter 62423040
Area 1.8747698324888E+14
Altitude 18019979.473817

Triangular Pyramid

Length = n
Surface area 1.8747698324888E+14
Volume 1.0617071266376E+21
Height 9808834.4191731