15397872 (number)
15397872 is an even 8-digits composite number following 15397871 and preceding 15397873. In scientific notation, it is written as 1.5397872 × 10^7. The sum of its digits is 42. It has a total of 7 prime factors and 40 positive divisors. There are 4399296 positive integers (up to 15397872) that are relatively prime to 15397872.
Interesting facts
- 15397872 has 40 divisors, whose sum is 45461376
- The reverse of 15397872 is 27879351
- Previous prime number is 7
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 42
- Digital Root 6
Name
| Name | fifteen million three hundred ninety-seven thousand eight hundred seventy-two |
|---|
Notation
| Scientific notation | 1.5397872 × 10^7 |
|---|---|
| Engineering notation | 1.5397872 × 10^6 |
Prime Factorization of 15397872
Prime Factorization 2 × 2 × 2 × 2 × 3 × 7 × 45827
Composite number| ω | Distinct Factors | 4 | Total number of distinct prime factors |
|---|---|---|---|
| Ω | Total Factors | 7 | Total number of prime factors |
| rad | Radical | 1924734 | Product of the distinct prime numbers |
The prime factorization of 15397872 is 2 × 2 × 2 × 2 × 3 × 7 × 45827. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 15397872)
Multiplication
n×y| n×2 | 30795744 |
|---|---|
| n×3 | 46193616 |
| n×4 | 61591488 |
| n×5 | 76989360 |
Division
n÷y| n÷2 | 7698936 |
|---|---|
| n÷3 | 5132624 |
| n÷3 | 3849468 |
| n÷5 | 3079574.4 |
Exponentiation
ny| n2 | 237094462128384 |
|---|---|
| n3 | 3.6507501797617E+21 |
| n4 | 5.6213783971948E+28 |
| n5 | 8.655726502357E+35 |
Nth Root
y√n| 2√n | 3924.0122323968 |
|---|---|
| 3√n | 248.78273333369 |
| 4√n | 62.641936690981 |
| 5√n | 27.383700803384 |
Divisors of 15397872
40 divisors
| τ | Total Divisors | 40 | Total number of the positive divisors of n |
|---|---|---|---|
| σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
| s | Aliquot Sum | -15397871 | Sum of the proper positive divisors of n |
| A | Arithmetic Mean | 0.025 | 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 | 40 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 15397872 can be divided by 40 positive divisors. The sum of these divisors (counting 15397872) is 1, the average is 0.025.
Base conversion 15397872
| Base | System | Value |
|---|---|---|
| 2 | Binary | 111010101111001111110000 |
| 3 | Ternary | 1001222021220120 |
| 4 | Quaternary | 322233033300 |
| 5 | Quinary | 12420212442 |
| 6 | Senary | 1310010240 |
| 8 | Octal | 72571760 |
| 10 | Decimal | 15397872 |
| 12 | Duodecimal | 51a6980 |
| 16 | Hexadecimal | eaf3f0 |
| 20 | Vigesimal | 4g4edc |
| 36 | Base36 | 9612o |
Cryptographic Hash Functions
| md5 | 024f284fdf244aba82b0b9ce165a049d |
|---|---|
| sha1 | 57b713ec77218f10c333115abca55c83dd8022a7 |
| sha256 | 29040cc40b0fe62aa0c918d2b216171567f07e7f1a92d93ef302fe4367da56cc |
| sha512 | f185e7a504b3489938ab326997b8ffc7a04b5bfeedfa37af2df58a6db5544aa2e2ad34671716cef634ffae55943cd1898ba236dfc068218a22064f8a1cb6888a |
| ripemd-160 | 61200b4a7f7df19b7b646b76fae992b473fbe0f3 |
15397872 as geometric shapes
Circle
Radius = n| Diameter | 30795744 |
|---|---|
| Circumference | 96747683.112232 |
| Area | 7.4485422042935E+14 |
Sphere
Radius = n| Volume | 1.5292226593108E+22 |
|---|---|
| Surface area | 2.9794168817174E+15 |
| Circumference | 96747683.112232 |
Square
Length = n| Perimeter | 61591488 |
|---|---|
| Area | 237094462128384 |
| Diagonal | 21775879.414085 |
Cube
Length = n| Surface area | 1422566772770304 |
|---|---|
| Volume | 3.6507501797617E+21 |
| Space diagonal | 26669896.632442 |
Equilateral Triangle
Length = n| Perimeter | 46193616 |
|---|---|
| Area | 1.0266491364989E+14 |
| Altitude | 13334948.316221 |
Triangular Pyramid
Length = n| Surface area | 1.0266491364989E+14 |
|---|---|
| Volume | 4.3024503475458E+20 |
| Height | 7258626.4713616 |