16391856 (number)
16391856 is an even 8-digits composite number following 16391855 and preceding 16391857. In scientific notation, it is written as 1.6391856 × 10^7. The sum of its digits is 39. It has a total of 8 prime factors and 80 positive divisors. There are 4976640 positive integers (up to 16391856) that are relatively prime to 16391856.
Interesting facts
- 16391856 has 80 divisors, whose sum is 46212320
- The reverse of 16391856 is 65819361
- Previous prime number is 109
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 39
- Digital Root 3
Name
| Name | sixteen million three hundred ninety-one thousand eight hundred fifty-six |
|---|
Notation
| Scientific notation | 1.6391856 × 10^7 |
|---|---|
| Engineering notation | 1.6391856 × 10^6 |
Prime Factorization of 16391856
Prime Factorization 2 × 2 × 2 × 2 × 3 × 13 × 109 × 241
Composite number| ω | Distinct Factors | 5 | Total number of distinct prime factors |
|---|---|---|---|
| Ω | Total Factors | 8 | Total number of prime factors |
| rad | Radical | 2048982 | Product of the distinct prime numbers |
The prime factorization of 16391856 is 2 × 2 × 2 × 2 × 3 × 13 × 109 × 241. Since it has a total of 8 prime factors.
Most popular turbo-numbers
Basic calculations (n = 16391856)
Multiplication
n×y| n×2 | 32783712 |
|---|---|
| n×3 | 49175568 |
| n×4 | 65567424 |
| n×5 | 81959280 |
Division
n÷y| n÷2 | 8195928 |
|---|---|
| n÷3 | 5463952 |
| n÷3 | 4097964 |
| n÷5 | 3278371.2 |
Exponentiation
ny| n2 | 268692943124736 |
|---|---|
| n3 | 4.4043760319169E+21 |
| n4 | 7.2195897685033E+28 |
| n5 | 1.1834247586438E+36 |
Nth Root
y√n| 2√n | 4048.6857126727 |
|---|---|
| 3√n | 254.02475630321 |
| 4√n | 63.629283452454 |
| 5√n | 27.728452076688 |
Divisors of 16391856
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 | -16391855 | 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 16391856 can be divided by 80 positive divisors. The sum of these divisors (counting 16391856) is 1, the average is 0.0125.
Base conversion 16391856
| Base | System | Value |
|---|---|---|
| 2 | Binary | 111110100001111010110000 |
| 3 | Ternary | 1010211210101210 |
| 4 | Quaternary | 332201322300 |
| 5 | Quinary | 13144014411 |
| 6 | Senary | 1343200120 |
| 8 | Octal | 76417260 |
| 10 | Decimal | 16391856 |
| 12 | Duodecimal | 55a6040 |
| 16 | Hexadecimal | fa1eb0 |
| 20 | Vigesimal | 528jcg |
| 36 | Base36 | 9rc1c |
Cryptographic Hash Functions
| md5 | 7d5b79db52af4eb6f3dc1ebc371f11af |
|---|---|
| sha1 | d3b9ca6738ad5b1b692f2e4abd0dbe72e17b4aa8 |
| sha256 | 627fb2234d81da20746c5cb5de1183679a262bba7d9bc5b378a19ca0a8d2f013 |
| sha512 | 099bc4226215af4e99ba4ab1065a721b822ff090f9e6ea4bd8c1025653ce7d462dbc223b3a2a05935fa9a0ac9ba04c7c5fc7e426002cf6c9a7643301c5fed44b |
| ripemd-160 | bbc238582ca749a3d9134ef75028207e8f2e19b7 |
16391856 as geometric shapes
Circle
Radius = n| Diameter | 32783712 |
|---|---|
| Circumference | 102993068.7766 |
| Area | 8.4412377619209E+14 |
Sphere
Radius = n| Volume | 1.8449007180689E+22 |
|---|---|
| Surface area | 3.3764951047684E+15 |
| Circumference | 102993068.7766 |
Square
Length = n| Perimeter | 65567424 |
|---|---|
| Area | 268692943124736 |
| Diagonal | 23181585.067667 |
Cube
Length = n| Surface area | 1612157658748416 |
|---|---|
| Volume | 4.4043760319169E+21 |
| Space diagonal | 28391527.422353 |
Equilateral Triangle
Length = n| Perimeter | 49175568 |
|---|---|
| Area | 1.1634745728181E+14 |
| Altitude | 14195763.711176 |
Triangular Pyramid
Length = n| Surface area | 1.1634745728181E+14 |
|---|---|
| Volume | 5.1906069317732E+20 |
| Height | 7727195.0225556 |