16668738 (number)
16668738 is an even 8-digits composite number following 16668737 and preceding 16668739. In scientific notation, it is written as 1.6668738 × 10^7. The sum of its digits is 45. It has a total of 6 prime factors and 64 positive divisors. There are 4769280 positive integers (up to 16668738) that are relatively prime to 16668738.
Interesting facts
- 16668738 has 64 divisors, whose sum is 32140800
- The reverse of 16668738 is 83786661
- Previous prime number is 19
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 45
- Digital Root 9
Name
| Name | sixteen million six hundred sixty-eight thousand seven hundred thirty-eight |
|---|
Notation
| Scientific notation | 1.6668738 × 10^7 |
|---|---|
| Engineering notation | 1.6668738 × 10^6 |
Prime Factorization of 16668738
Prime Factorization 2 × 9 × 17 × 47 × 19 × 61
Composite number| ω | Distinct Factors | 6 | Total number of distinct prime factors |
|---|---|---|---|
| Ω | Total Factors | 6 | Total number of prime factors |
| rad | Radical | 16668738 | Product of the distinct prime numbers |
The prime factorization of 16668738 is 2 × 9 × 17 × 47 × 19 × 61. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 16668738)
Multiplication
n×y| n×2 | 33337476 |
|---|---|
| n×3 | 50006214 |
| n×4 | 66674952 |
| n×5 | 83343690 |
Division
n÷y| n÷2 | 8334369 |
|---|---|
| n÷3 | 5556246 |
| n÷3 | 4167184.5 |
| n÷5 | 3333747.6 |
Exponentiation
ny| n2 | 277846826512644 |
|---|---|
| n3 | 4.6313559552707E+21 |
| n4 | 7.7198859003147E+28 |
| n5 | 1.2868075546224E+36 |
Nth Root
y√n| 2√n | 4082.7365822448 |
|---|---|
| 3√n | 255.44705890798 |
| 4√n | 63.896295528339 |
| 5√n | 27.821500175668 |
Divisors of 16668738
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 | -16668737 | 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 16668738 can be divided by 64 positive divisors. The sum of these divisors (counting 16668738) is 1, the average is 0.015625.
Base conversion 16668738
| Base | System | Value |
|---|---|---|
| 2 | Binary | 111111100101100001000010 |
| 3 | Ternary | 1011100212012200 |
| 4 | Quaternary | 333211201002 |
| 5 | Quinary | 13231344423 |
| 6 | Senary | 1353134030 |
| 8 | Octal | 77454102 |
| 10 | Decimal | 16668738 |
| 12 | Duodecimal | 56ba316 |
| 16 | Hexadecimal | fe5842 |
| 20 | Vigesimal | 543bgi |
| 36 | Base36 | 9x9oi |
Cryptographic Hash Functions
| md5 | 06361f985197044046a267b231da7eee |
|---|---|
| sha1 | 59089121b5e012b8dd149a425ba36e41633a597c |
| sha256 | 92d9e9a7487373a252495d7037b259257551f814ee3f94009503e18739f86ebc |
| sha512 | 1938ad74df299e26f6d36b23598cf87331f1164592f8f81704449226c72dc0ded660ebffc2f6e59cf18fa3154ff937336baff5f85350c972d3809cc649ecb7a7 |
| ripemd-160 | 77d055911d3b165e7612eea83b1f164827a5f501 |
16668738 as geometric shapes
Circle
Radius = n| Diameter | 33337476 |
|---|---|
| Circumference | 104732769.69083 |
| Area | 8.7288154899536E+14 |
Sphere
Radius = n| Volume | 1.9399778460317E+22 |
|---|---|
| Surface area | 3.4915261959814E+15 |
| Circumference | 104732769.69083 |
Square
Length = n| Perimeter | 66674952 |
|---|---|
| Area | 277846826512644 |
| Diagonal | 23573155.347244 |
Cube
Length = n| Surface area | 1667080959075864 |
|---|---|
| Volume | 4.6313559552707E+21 |
| Space diagonal | 28871101.114054 |
Equilateral Triangle
Length = n| Perimeter | 50006214 |
|---|---|
| Area | 1.2031120506042E+14 |
| Altitude | 14435550.557027 |
Triangular Pyramid
Length = n| Surface area | 1.2031120506042E+14 |
|---|---|
| Volume | 5.4581053367677E+20 |
| Height | 7857718.4490813 |