Indivisible By - English Definition & Meaning

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Definition

The phrase "indivisible by" means that a number or quantity cannot be divided evenly by another number. For example, 7 is indivisible by 2 because it results in a remainder. It's a core concept in mathematics, especially number theory. Understanding divisibility is crucial for simplifying fractions and solving equations. Think of it as a test of whether one number 'fits' perfectly into another.

Etymology

The term "indivisible" comes from Latin, as discussed previously. The addition of "by" specifies the divisor. This phrase is a standard mathematical expression. It highlights the relationship between two numbers. It is about assessing whether one number is a factor of another.

Related Words

Examples

  • "The number 17 is indivisible by 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, or 16."
  • "5 is indivisible by 2, leaving a remainder of 1."
  • "She learned that prime numbers are indivisible by any number other than 1 and themselves."
  • "The total cost was indivisible by the number of participants, so they rounded up. ➕"

Anecdote / Story

In 'The Imitation Game,' Alan Turing worked to crack the Enigma code. He had to analyze complex mathematical patterns. Turing needed to identify numbers and sequences that were indivisible by certain factors. His work depended on his advanced grasp of number theory. It led to a breakthrough! 💡

Encouragement

Mastering divisibility is a key skill in mathematics. It helps you simplify problems and understand relationships between numbers. Practice identifying numbers that are indivisible by others. You will become a math whiz! 🚀

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