15681680 (number)
15681680 is an even 8-digits composite number following 15681679 and preceding 15681681. In scientific notation, it is written as 1.5681680 × 10^7. The sum of its digits is 35. It has a total of 8 prime factors and 80 positive divisors. There are 5237760 positive integers (up to 15681680) that are relatively prime to 15681680.
Interesting facts
- 15681680 has 80 divisors, whose sum is 42747264
- The reverse of 15681680 is 08618651
- Previous prime number is 41
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 35
- Digital Root 8
Name
| Name | fifteen million six hundred eighty-one thousand six hundred eighty |
|---|
Notation
| Scientific notation | 1.5681680 × 10^7 |
|---|---|
| Engineering notation | 1.5681680 × 10^6 |
Prime Factorization of 15681680
Prime Factorization 2 × 2 × 2 × 2 × 5 × 7 × 41 × 683
Composite number| ω | Distinct Factors | 5 | Total number of distinct prime factors |
|---|---|---|---|
| Ω | Total Factors | 8 | Total number of prime factors |
| rad | Radical | 1960210 | Product of the distinct prime numbers |
The prime factorization of 15681680 is 2 × 2 × 2 × 2 × 5 × 7 × 41 × 683. Since it has a total of 8 prime factors.
Most popular turbo-numbers
Basic calculations (n = 15681680)
Multiplication
n×y| n×2 | 31363360 |
|---|---|
| n×3 | 47045040 |
| n×4 | 62726720 |
| n×5 | 78408400 |
Division
n÷y| n÷2 | 7840840 |
|---|---|
| n÷3 | 5227226.6666667 |
| n÷3 | 3920420 |
| n÷5 | 3136336 |
Exponentiation
ny| n2 | 245915087622400 |
|---|---|
| n3 | 3.8563617112664E+21 |
| n4 | 6.0474230320333E+28 |
| n5 | 9.4833752812975E+35 |
Nth Root
y√n| 2√n | 3960.0101009972 |
|---|---|
| 3√n | 250.30192854316 |
| 4√n | 62.928611147849 |
| 5√n | 27.483909985431 |
Divisors of 15681680
80 divisors
| τ | Total Divisors | 80 | Total number of the positive divisors of n |
|---|---|---|---|
| σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
| s | Aliquot Sum | -15681679 | Sum of the proper positive divisors of n |
| A | Arithmetic Mean | 0.0125 | 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 | 80 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 15681680 can be divided by 80 positive divisors. The sum of these divisors (counting 15681680) is 1, the average is 0.0125.
Base conversion 15681680
| Base | System | Value |
|---|---|---|
| 2 | Binary | 111011110100100010010000 |
| 3 | Ternary | 1002111201012222 |
| 4 | Quaternary | 323310202100 |
| 5 | Quinary | 13003303210 |
| 6 | Senary | 1320040212 |
| 8 | Octal | 73644220 |
| 10 | Decimal | 15681680 |
| 12 | Duodecimal | 5303068 |
| 16 | Hexadecimal | ef4890 |
| 20 | Vigesimal | 4i0440 |
| 36 | Base36 | 9c428 |
Cryptographic Hash Functions
| md5 | 3c1d3b6b632eb1f53c8dcb4779aad0f1 |
|---|---|
| sha1 | 0aa79b309e18a28d8f52d0cc7c75f35df0ad763e |
| sha256 | 1c639fcef8f7d121ab6a81cddaed37e9d7302684d5df65d9764088c468ce9b3a |
| sha512 | 9c94abb9d817b3df1f344d6969e7cda98721a4b2b69f03803f31da0ea5e1774a51189274f9ba1d736cc9a08648261ff92c0148516a4613b0deb8a113c7a58d62 |
| ripemd-160 | c8a533b82372b356110345637601c35f3174b039 |
15681680 as geometric shapes
Circle
Radius = n| Diameter | 31363360 |
|---|---|
| Circumference | 98530901.367892 |
| Area | 7.7256503268142E+14 |
Sphere
Radius = n| Volume | 1.6153490162266E+22 |
|---|---|
| Surface area | 3.0902601307257E+15 |
| Circumference | 98530901.367892 |
Square
Length = n| Perimeter | 62726720 |
|---|---|
| Area | 245915087622400 |
| Diagonal | 22177244.536795 |
Cube
Length = n| Surface area | 1475490525734400 |
|---|---|
| Volume | 3.8563617112664E+21 |
| Space diagonal | 27161466.508037 |
Equilateral Triangle
Length = n| Perimeter | 47045040 |
|---|---|
| Area | 1.0648435652744E+14 |
| Altitude | 13580733.254018 |
Triangular Pyramid
Length = n| Surface area | 1.0648435652744E+14 |
|---|---|
| Volume | 4.5447658612411E+20 |
| Height | 7392414.8455983 |