71680 (number)
71680 is an even 5-digits composite number following 71679 and preceding 71681. In scientific notation, it is written as 7.1680 × 10^4. The sum of its digits is 22. It has a total of 13 prime factors and 48 positive divisors. There are 24576 positive integers (up to 71680) that are relatively prime to 71680.
Interesting facts
- 71680 has 48 divisors, whose sum is 196560
- The reverse of 71680 is 08617
- Previous prime number is 5
Basic properties
- Is Prime? no
- Number parity even
- Number length 5
- Sum of Digits 22
- Digital Root 4
Name
| Name | seventy-one thousand six hundred eighty |
|---|
Notation
| Scientific notation | 7.1680 × 10^4 |
|---|---|
| Engineering notation | 7.1680 × 10^3 |
Prime Factorization of 71680
Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 7
Composite number| ω | Distinct Factors | 3 | Total number of distinct prime factors |
|---|---|---|---|
| Ω | Total Factors | 13 | Total number of prime factors |
| rad | Radical | 70 | Product of the distinct prime numbers |
The prime factorization of 71680 is 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 7. Since it has a total of 13 prime factors.
Most popular turbo-numbers
Basic calculations (n = 71680)
Multiplication
n×y| n×2 | 143360 |
|---|---|
| n×3 | 215040 |
| n×4 | 286720 |
| n×5 | 358400 |
Division
n÷y| n÷2 | 35840 |
|---|---|
| n÷3 | 23893.333333333 |
| n÷3 | 17920 |
| n÷5 | 14336 |
Exponentiation
ny| n2 | 5138022400 |
|---|---|
| n3 | 368293445632000 |
| n4 | 2.6399274182902E+19 |
| n5 | 1.8922999734304E+24 |
Nth Root
y√n| 2√n | 267.7312084909 |
|---|---|
| 3√n | 41.539952814809 |
| 4√n | 16.36249395694 |
| 5√n | 9.3557713497121 |
Divisors of 71680
48 divisors
| τ | Total Divisors | 48 | Total number of the positive divisors of n |
|---|---|---|---|
| σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
| s | Aliquot Sum | -71679 | Sum of the proper positive divisors of n |
| A | Arithmetic Mean | 0.020833333333333 | 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 | 48 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 71680 can be divided by 48 positive divisors. The sum of these divisors (counting 71680) is 1, the average is 0.020833333333333.
Base conversion 71680
| Base | System | Value |
|---|---|---|
| 2 | Binary | 10001100000000000 |
| 3 | Ternary | 10122022211 |
| 4 | Quaternary | 101200000 |
| 5 | Quinary | 4243210 |
| 6 | Senary | 1311504 |
| 8 | Octal | 214000 |
| 10 | Decimal | 71680 |
| 12 | Duodecimal | 35594 |
| 16 | Hexadecimal | 11800 |
| 20 | Vigesimal | 8j40 |
| 36 | Base36 | 1jb4 |
Cryptographic Hash Functions
| md5 | a69aa685d94542b01f7637d9996d2398 |
|---|---|
| sha1 | c761267fbd1202fa0b1ab493745e4e8e7d5a710f |
| sha256 | b6393f528133c92af0fd794f4c3e2634c9ca7bfc56ee2a752454c1dcc6838180 |
| sha512 | 56fef6685351097fc9139c61b8c1366d9735a462d5ac0597c8292c41ba3a0476e142e023b9e2daedcb7982f9e9b1ea66bcded0aa4d28cada48fe61409dd1eb5b |
| ripemd-160 | 321fa2c5af768683433203fee3aed3817d8b869d |
71680 as geometric shapes
Circle
Radius = n| Diameter | 143360 |
|---|---|
| Circumference | 450378.72281863 |
| Area | 16141573425.82 |
Sphere
Radius = n| Volume | 1.5427039775504E+15 |
|---|---|
| Surface area | 64566293703.279 |
| Circumference | 450378.72281863 |
Square
Length = n| Perimeter | 286720 |
|---|---|
| Area | 5138022400 |
| Diagonal | 101370.8281509 |
Cube
Length = n| Surface area | 30828134400 |
|---|---|
| Volume | 368293445632000 |
| Space diagonal | 124153.40188654 |
Equilateral Triangle
Length = n| Perimeter | 215040 |
|---|---|
| Area | 2224828961.8067 |
| Altitude | 62076.700943269 |
Triangular Pyramid
Length = n| Surface area | 2224828961.8067 |
|---|---|
| Volume | 43403798812158 |
| Height | 33790.276050301 |