1385280 (number)
1385280 is an even 7-digits composite number following 1385279 and preceding 1385281. In scientific notation, it is written as 1.385280 × 10^6. The sum of its digits is 27. It has a total of 9 prime factors and 56 positive divisors. There are 331776 positive integers (up to 1385280) that are relatively prime to 1385280.
Interesting facts
- 1385280 has 56 divisors, whose sum is 3954272
- The reverse of 1385280 is 0825831
- Previous prime number is 3
Basic properties
- Is Prime? no
- Number parity even
- Number length 7
- Sum of Digits 27
- Digital Root 9
Name
| Name | one million three hundred eighty-five thousand two hundred eighty |
|---|
Notation
| Scientific notation | 1.385280 × 10^6 |
|---|---|
| Engineering notation | 1.385280 × 10^6 |
Prime Factorization of 1385280
Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 555 × 3 × 13
Composite number| ω | Distinct Factors | 4 | Total number of distinct prime factors |
|---|---|---|---|
| Ω | Total Factors | 9 | Total number of prime factors |
| rad | Radical | 43290 | Product of the distinct prime numbers |
The prime factorization of 1385280 is 2 × 2 × 2 × 2 × 2 × 2 × 555 × 3 × 13. Since it has a total of 9 prime factors.
Most popular turbo-numbers
Basic calculations (n = 1385280)
Multiplication
n×y| n×2 | 2770560 |
|---|---|
| n×3 | 4155840 |
| n×4 | 5541120 |
| n×5 | 6926400 |
Division
n÷y| n÷2 | 692640 |
|---|---|
| n÷3 | 461760 |
| n÷3 | 346320 |
| n÷5 | 277056 |
Exponentiation
ny| n2 | 1919000678400 |
|---|---|
| n3 | 2658353259773952000 |
| n4 | 3.6825636036997E+24 |
| n5 | 5.1013817089331E+30 |
Nth Root
y√n| 2√n | 1176.979184183 |
|---|---|
| 3√n | 111.4754381606 |
| 4√n | 34.307130223657 |
| 5√n | 16.916383135447 |
Divisors of 1385280
56 divisors
| τ | Total Divisors | 56 | Total number of the positive divisors of n |
|---|---|---|---|
| σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
| s | Aliquot Sum | -1385279 | Sum of the proper positive divisors of n |
| A | Arithmetic Mean | 0.017857142857143 | 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 | 56 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 1385280 can be divided by 56 positive divisors. The sum of these divisors (counting 1385280) is 1, the average is 0.017857142857143.
Base conversion 1385280
| Base | System | Value |
|---|---|---|
| 2 | Binary | 101010010001101000000 |
| 3 | Ternary | 2121101020200 |
| 4 | Quaternary | 11102031000 |
| 5 | Quinary | 323312110 |
| 6 | Senary | 45405200 |
| 8 | Octal | 5221500 |
| 10 | Decimal | 1385280 |
| 12 | Duodecimal | 569800 |
| 16 | Hexadecimal | 152340 |
| 20 | Vigesimal | 8d340 |
| 36 | Base36 | tow0 |
Cryptographic Hash Functions
| md5 | ab96b7b6e8ceac02e4b2059cd4588898 |
|---|---|
| sha1 | dc309d1f6a23492c80d7ef86529b2f0be4f08211 |
| sha256 | 6b743056958e9bdd3fd50a2c6d5f09349b3df89b2b9aad27bb4bb6020e654ef7 |
| sha512 | 866092f7720ee8816ecdc6d7d3878e88e1c3e115d7edceee9c2e618eaa023dc4b8ea0142ddce81d01e487ccffcbf418bdc700ec3b5bf88bc5c9f141e60f7a8a3 |
| ripemd-160 | 23d5ec22e4c73a16a9b11fcb59f041ca81023ba2 |
1385280 as geometric shapes
Circle
Radius = n| Diameter | 2770560 |
|---|---|
| Circumference | 8703970.9423297 |
| Area | 6028718433495.3 |
Sphere
Radius = n| Volume | 1.1135284095403E+19 |
|---|---|
| Surface area | 24114873733981 |
| Circumference | 8703970.9423297 |
Square
Length = n| Perimeter | 5541120 |
|---|---|
| Area | 1919000678400 |
| Diagonal | 1959081.7636842 |
Cube
Length = n| Surface area | 11514004070400 |
|---|---|
| Volume | 2658353259773952000 |
| Space diagonal | 2399375.342709 |
Equilateral Triangle
Length = n| Perimeter | 4155840 |
|---|---|
| Area | 830951668686.99 |
| Altitude | 1199687.6713545 |
Triangular Pyramid
Length = n| Surface area | 830951668686.99 |
|---|---|
| Volume | 3.1328993612925E+17 |
| Height | 653027.2545614 |