# OCME · Knowledge & practice explorer

302 MKO / 1,441 families / 360 batches / 36,000 questions.

36,000 second-context math/bilingual reviewed; 0 display/symbol-checked candidates. Source questions: candidate. English: ai_candidate. No new proof, Lean, SREG or training.

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## Question 16623: Keep phi(1), the Prime Case and the Composite Boundary Distinct

- ID: `q-20261014-advance-20261101-r06-euler-totient-function-0073`; number: 16623
- Processing: second_context_reviewed
- MKO: [mko-euler-totient-function](/en/mko/mko-euler-totient-function/)
- Family: [qf-mod32-totient-boundary-prime](/en/explore/?family=qf-mod32-totient-boundary-prime)
- Batch: [batch-20261014-advance-20261101-r06-euler-totient-function-foundations](/en/explore/?batch=batch-20261014-advance-20261101-r06-euler-totient-function-foundations)
- [Derivation](/en/questions/q-20261014-advance-20261101-r06-euler-totient-function-0073/) / [Markdown](/en/questions/q-20261014-advance-20261101-r06-euler-totient-function-0073/index.md) / [JSON](/data/question-derivations/questions/q-20261014-advance-20261101-r06-euler-totient-function-0073.json)