1998984 (number)
1998984 is an even 7-digits composite number following 1998983 and preceding 1998985. In scientific notation, it is written as 1.998984 × 10^6. The sum of its digits is 48. It has a total of 7 prime factors and 64 positive divisors. There are 596736 positive integers (up to 1998984) that are relatively prime to 1998984.
Interesting facts
- 1998984 has 64 divisors, whose sum is 5544000
- The reverse of 1998984 is 4898991
- Previous prime number is 43
Basic properties
- Is Prime? no
- Number parity even
- Number length 7
- Sum of Digits 48
- Digital Root 3
Name
Name | one million nine hundred ninety-eight thousand nine hundred eighty-four |
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Notation
Scientific notation | 1.998984 × 10^6 |
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Engineering notation | 1.998984 × 10^6 |
Prime Factorization of 1998984
Prime Factorization 2 × 2 × 2 × 3 × 13 × 43 × 149
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 7 | Total number of prime factors |
rad | Radical | 499746 | Product of the distinct prime numbers |
The prime factorization of 1998984 is 2 × 2 × 2 × 3 × 13 × 43 × 149. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 1998984)
Multiplication
n×yn×2 | 3997968 |
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n×3 | 5996952 |
n×4 | 7995936 |
n×5 | 9994920 |
Division
n÷yn÷2 | 999492 |
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n÷3 | 666328 |
n÷3 | 499746 |
n÷5 | 399796.8 |
Exponentiation
nyn2 | 3995937032256 |
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n3 | 7987814192487227904 |
n4 | 1.5967512765755E+25 |
n5 | 3.191880253854E+31 |
Nth Root
y√n2√n | 1413.854306497 |
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3√n | 125.97076671269 |
4√n | 37.601254054845 |
5√n | 18.203791961058 |
Divisors of 1998984
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 | -1998983 | 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 1998984 can be divided by 64 positive divisors. The sum of these divisors (counting 1998984) is 1, the average is 0.015625.
Base conversion 1998984
Base | System | Value |
---|---|---|
2 | Binary | 111101000000010001000 |
3 | Ternary | 10202120002110 |
4 | Quaternary | 13220002020 |
5 | Quinary | 1002431414 |
6 | Senary | 110502320 |
8 | Octal | 7500210 |
10 | Decimal | 1998984 |
12 | Duodecimal | 8049a0 |
16 | Hexadecimal | 1e8088 |
20 | Vigesimal | c9h94 |
36 | Base36 | 16ufc |
Cryptographic Hash Functions
md5 | ce581dbbb0f915aaba8f6c160839c73b |
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sha1 | dd5539de92852977f148b96e8eee2fb9aa873f05 |
sha256 | 515a9b2924f97b23745074ef74bf5296d7bc290aa0acf84eff6da3c958c2eef6 |
sha512 | c8520eff64fe7ad9d7dc3d3f5b76f1887c2c177c88cb4b38b5800ea3d45d647bd83b38e3800f2b2bb542151a6502d7c0e1a64184bcd133231138bf617777ae37 |
ripemd-160 | d8a78bc443077d1e5ae8197f90af740e571c2d5c |
1998984 as geometric shapes
Circle
Radius = nDiameter | 3997968 |
---|---|
Circumference | 12559986.898087 |
Area | 12553606424743 |
Sphere
Radius = nVolume | 3.3459277847144E+19 |
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Surface area | 50214425698971 |
Circumference | 12559986.898087 |
Square
Length = nPerimeter | 7995936 |
---|---|
Area | 3995937032256 |
Diagonal | 2826990.2837668 |
Cube
Length = nSurface area | 23975622193536 |
---|---|
Volume | 7987814192487227904 |
Space diagonal | 3462341.8515173 |
Equilateral Triangle
Length = nPerimeter | 5996952 |
---|---|
Area | 1730291490928.3 |
Altitude | 1731170.9257586 |
Triangular Pyramid
Length = nSurface area | 1730291490928.3 |
---|---|
Volume | 9.4137293039431E+17 |
Height | 942330.09458894 |