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numbers [2021/08/10 04:16] aga |
numbers [2021/12/13 18:12] rapidplatypus [Centillion] |
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==== Integers ==== | ==== Integers ==== | ||
- | There are infinitely many kinds of infinities in mathematics. Although there are infinitely many measurable numbers between every two integers, there are as many integers as natural numbers. This is because there is a bijection between these sets. This infinity is the smallest of the infinities and is called a countable infinity. The real or complex numbers, on the other hand, are much more numerous | + | There are infinitely many kinds of infinities in mathematics. Although there are infinitely many measurable numbers between every two integers, there are as many integers as natural numbers. This is because there is a bijection between these sets. This infinity is the smallest of the infinities and is called a countable infinity. The real or complex numbers, on the other hand, are much more numerous |
==== Roman numeral four ==== | ==== Roman numeral four ==== | ||
- | Both IV and IIII are correct forms of writing the Roman numeral four. In ancient times Roman numerals were written differently, much less consistently than today. Nowadays, the number | + | Both IV and IIII are correct forms of writing the Roman numeral four. In ancient times, Roman numerals were written differently |
==== Centillion ==== | ==== Centillion ==== | ||
- | Centillion is the number 10 to the power of 600. The power indicates how many zeros there are after the one (not the number ten), and this is true in each case. Accordingly, | + | Centillion is the number 10 to the power of 600. The power indicates how many zeros there are after the one (not the number ten), and this is true in each case. Accordingly, |
==== Sierpinski number ==== | ==== Sierpinski number ==== |