87
https://en.wikipedia.org/wiki/Mario_Costa_%28philosopher%29 <button class="pull-url autopull" value="https://en.wikipedia.org/wiki/Mario_Costa_%28philosopher%29">pull</button>
≡ 📚 Agora location [[87]] ☆
Agora locations contain community contributions with titles or topics that match your search.
🫸 pushed from 👩🌾 bin/prime.py by @flancian 📎
[[87]] is not prime (composite). Want proof? :)
Full prime factorization: [[3]] * [[29]]
Factor pairs:
Proper divisors: [[3]], [[29]]
Primes up to 87: [[2]], [[3]], [[5]], [[7]], [[11]], [[13]], [[17]], [[19]], [[23]], [[29]], [[31]], [[37]], [[41]], [[43]], [[47]], [[53]], [[59]], [[61]], [[67]], [[71]], [[73]], [[79]], [[83]].
🫸 pushed from 👩🌾 bin/hex.py by @flancian 📎
[[87]] is not a centered hexagonal number.
The closest centered hexagonal numbers are [[61]] (index # [[5]]) and [[91]] (index # [[6]]).
First 20 centered hexagonal numbers: [[1]], [[7]], [[19]], [[37]], [[61]], [[91]], [[127]], [[169]], [[217]], [[271]], [[331]], [[397]], [[469]], [[547]], [[631]], [[721]], [[817]], [[919]], [[1027]], [[1141]].
🫸 pushed from 👩🌾 app/exec/calc.py by @agora-server 📎
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[[square]]: 7569
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[[square root]]: 9.3274
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[[cube]]: 658503
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[[cube root]]: 4.4310
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[[natural log]] (ln): 4.4659
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[[base-10 log]] (log10): 1.9395
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[[base-2 log]] (log2): 6.4429
📜 87.myco (contribution by @flancian-betula) ☆ 📎 ≡
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