19986904 (number)
19986904 is an even 8-digits composite number following 19986903 and preceding 19986905. In scientific notation, it is written as 1.9986904 × 10^7. The sum of its digits is 46. It has a total of 7 prime factors and 48 positive divisors. There are 8426880 positive integers (up to 19986904) that are relatively prime to 19986904.
Interesting facts
- 19986904 has 48 divisors, whose sum is 44302680
- The reverse of 19986904 is 40968991
- Previous prime number is 67
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 46
- Digital Root 1
Name
| Name | nineteen million nine hundred eighty-six thousand nine hundred four |
|---|
Notation
| Scientific notation | 1.9986904 × 10^7 |
|---|---|
| Engineering notation | 1.9986904 × 10^6 |
Prime Factorization of 19986904
Prime Factorization 2 × 2 × 2 × 7 × 7 × 67 × 761
Composite number| ω | Distinct Factors | 4 | Total number of distinct prime factors |
|---|---|---|---|
| Ω | Total Factors | 7 | Total number of prime factors |
| rad | Radical | 713818 | Product of the distinct prime numbers |
The prime factorization of 19986904 is 2 × 2 × 2 × 7 × 7 × 67 × 761. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 19986904)
Multiplication
n×y| n×2 | 39973808 |
|---|---|
| n×3 | 59960712 |
| n×4 | 79947616 |
| n×5 | 99934520 |
Division
n÷y| n÷2 | 9993452 |
|---|---|
| n÷3 | 6662301.3333333 |
| n÷3 | 4996726 |
| n÷5 | 3997380.8 |
Exponentiation
ny| n2 | 399476331505216 |
|---|---|
| n3 | 7.9842950880669E+21 |
| n4 | 1.5958133943287E+29 |
| n5 | 3.1895369114361E+36 |
Nth Root
y√n| 2√n | 4470.6715379236 |
|---|---|
| 3√n | 271.3825020347 |
| 4√n | 66.863080529718 |
| 5√n | 28.850218408439 |
Divisors of 19986904
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 | -19986903 | 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 19986904 can be divided by 48 positive divisors. The sum of these divisors (counting 19986904) is 1, the average is 0.020833333333333.
Base conversion 19986904
| Base | System | Value |
|---|---|---|
| 2 | Binary | 1001100001111100111011000 |
| 3 | Ternary | 1101121102212201 |
| 4 | Quaternary | 1030033213120 |
| 5 | Quinary | 20104040104 |
| 6 | Senary | 1552215544 |
| 8 | Octal | 114174730 |
| 10 | Decimal | 19986904 |
| 12 | Duodecimal | 683a5b4 |
| 16 | Hexadecimal | 130f9d8 |
| 20 | Vigesimal | 64i754 |
| 36 | Base36 | bwdzs |
Cryptographic Hash Functions
| md5 | 27772376db9556789bf85115c235d5e9 |
|---|---|
| sha1 | 09743f1545f9afad79c75bf5fa2584588a9c167e |
| sha256 | 10e3fa91e9aa875f8955eadf50a9f657f5ad1f9f254a831e1530abfc71f07ac7 |
| sha512 | da29aeb46f6a973279ea6cf889c8fd7f09b58381f730977093a9f843d9d295a7b137662785795694abf8a8665f540292b6e226fa4ff935f7530d5e271650eda1 |
| ripemd-160 | 30082f964b28c75f1ba51b95aaae267144178e52 |
19986904 as geometric shapes
Circle
Radius = n| Diameter | 39973808 |
|---|---|
| Circumference | 125581421.54881 |
| Area | 1.2549919083398E+15 |
Sphere
Radius = n| Volume | 3.3444537057019E+22 |
|---|---|
| Surface area | 5.0199676333592E+15 |
| Circumference | 125581421.54881 |
Square
Length = n| Perimeter | 79947616 |
|---|---|
| Area | 399476331505216 |
| Diagonal | 28265750.706649 |
Cube
Length = n| Surface area | 2396857989031296 |
|---|---|
| Volume | 7.9842950880669E+21 |
| Space diagonal | 34618333.214002 |
Equilateral Triangle
Length = n| Perimeter | 59960712 |
|---|---|
| Area | 1.7297832564707E+14 |
| Altitude | 17309166.607001 |
Triangular Pyramid
Length = n| Surface area | 1.7297832564707E+14 |
|---|---|
| Volume | 9.4095819996109E+20 |
| Height | 9421916.9022164 |