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लघुत्तम समापवर्त्य (L.C.M)

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  • लघुत्तम समापवर्त्य (L.C.M)
By Anand | 12:42 PM MDT, Wed March 25, 2026

लघुत्तम समापवर्त्य (L.C.M)

परिभाषा

LCM वह सबसे छोटी संख्या है जो दी गई सभी संख्याओं से पूर्णतः विभाजित होती है।

अभाज्य गुणनखंड विधि

उदाहरण 1: 20, 66, 128 का LCM ज्ञात करें

  • 20 = 2 × 2 × 5
  • 66 = 2 × 3 × 11
  • 128 = 2 × 2 × 2 × 2 × 2 × 2 × 2

सभी अभाज्य संख्याओं की उच्चतम घात लें:

LCM = 27 × 3 × 5 × 11 = 42240


उदाहरण 2: 78, 128, 196 का HCF ज्ञात करें

  • 78 = 2 × 3 × 13
  • 128 = 27
  • 196 = 22 × 72

सामान्य गुणनखंड = 2

HCF = 2


उदाहरण 3: 84, 92, 76 का LCM ज्ञात करें

  • 84 = 2 × 2 × 3 × 7
  • 92 = 2 × 2 × 23
  • 76 = 2 × 2 × 19

LCM = 22 × 3 × 7 × 23 × 19 = 36708


उदाहरण 4: 36, 108, 60 का LCM ज्ञात करें

  • 36 = 22 × 32
  • 108 = 22 × 33
  • 60 = 22 × 3 × 5

LCM = 22 × 33 × 5 = 540


महत्वपूर्ण बिंदु

LCM और HCF का उपयोग भिन्न, जोड़, घटाव और सरलीकरण में किया जाता है।

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