18994755 (number)
18994755 is an odd 8-digits composite number following 18994754 and preceding 18994756. In scientific notation, it is written as 1.8994755 × 10^7. The sum of its digits is 48. It has a total of 6 prime factors and 48 positive divisors. There are 9120384 positive integers (up to 18994755) that are relatively prime to 18994755.
Interesting facts
- 18994755 has 48 divisors, whose sum is 33730560
- The reverse of 18994755 is 55749981
- Previous prime number is 13
Basic properties
- Is Prime? no
- Number parity odd
- Number length 8
- Sum of Digits 48
- Digital Root 3
Name
| Name | eighteen million nine hundred ninety-four thousand seven hundred fifty-five |
|---|
Notation
| Scientific notation | 1.8994755 × 10^7 |
|---|---|
| Engineering notation | 1.8994755 × 10^6 |
Prime Factorization of 18994755
Prime Factorization 5 × 3 × 59 × 13 × 13 × 127
Composite number| ω | Distinct Factors | 5 | Total number of distinct prime factors |
|---|---|---|---|
| Ω | Total Factors | 6 | Total number of prime factors |
| rad | Radical | 1461135 | Product of the distinct prime numbers |
The prime factorization of 18994755 is 5 × 3 × 59 × 13 × 13 × 127. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 18994755)
Multiplication
n×y| n×2 | 37989510 |
|---|---|
| n×3 | 56984265 |
| n×4 | 75979020 |
| n×5 | 94973775 |
Division
n÷y| n÷2 | 9497377.5 |
|---|---|
| n÷3 | 6331585 |
| n÷3 | 4748688.75 |
| n÷5 | 3798951 |
Exponentiation
ny| n2 | 360800717510025 |
|---|---|
| n3 | 6.8533212329271E+21 |
| n4 | 1.3017715775575E+29 |
| n5 | 2.4726832181668E+36 |
Nth Root
y√n| 2√n | 4358.2972592516 |
|---|---|
| 3√n | 266.81560863588 |
| 4√n | 66.01740118523 |
| 5√n | 28.557930954545 |
Divisors of 18994755
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 | -18994754 | 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 18994755 can be divided by 48 positive divisors. The sum of these divisors (counting 18994755) is 1, the average is 0.020833333333333.
Base conversion 18994755
| Base | System | Value |
|---|---|---|
| 2 | Binary | 1001000011101011001000011 |
| 3 | Ternary | 1022202000220110 |
| 4 | Quaternary | 1020131121003 |
| 5 | Quinary | 14330313010 |
| 6 | Senary | 1515042403 |
| 8 | Octal | 110353103 |
| 10 | Decimal | 18994755 |
| 12 | Duodecimal | 6440403 |
| 16 | Hexadecimal | 121d643 |
| 20 | Vigesimal | 5ie6hf |
| 36 | Base36 | bb4g3 |
Cryptographic Hash Functions
| md5 | 7da36d78e91c285fd893b95f730dab49 |
|---|---|
| sha1 | 7ba78ae6261d7957d7212f6d85ea53f025738dac |
| sha256 | 947b50892a603b94e916094753aa68827e8df0678632392483dd4f177832477a |
| sha512 | d2a44a4a0ee15cdb88f6093ceba4abe36fc0c0e3fa0d66c4a599938506b982f8e8a2466c8a76e7c8ad8aad037aaf325498ece561123cc0a1348a236caf0455f7 |
| ripemd-160 | 58264e3f24cc753414fc4b7d49605f6b9e3cfbd1 |
18994755 as geometric shapes
Circle
Radius = n| Diameter | 37989510 |
|---|---|
| Circumference | 119347565.52948 |
| Area | 1.1334888835394E+15 |
Sphere
Radius = n| Volume | 2.870712485074E+22 |
|---|---|
| Surface area | 4.5339555341577E+15 |
| Circumference | 119347565.52948 |
Square
Length = n| Perimeter | 75979020 |
|---|---|
| Area | 360800717510025 |
| Diagonal | 26862640.134954 |
Cube
Length = n| Surface area | 2164804305060150 |
|---|---|
| Volume | 6.8533212329271E+21 |
| Space diagonal | 32899880.737323 |
Equilateral Triangle
Length = n| Perimeter | 56984265 |
|---|---|
| Area | 1.5623129353367E+14 |
| Altitude | 16449940.368661 |
Triangular Pyramid
Length = n| Surface area | 1.5623129353367E+14 |
|---|---|
| Volume | 8.0767165290875E+20 |
| Height | 8954213.3783181 |