yB on Nostr: 昜曰|“萨佗数”{21}是两个最小的幸运素数之积：3 ✖️7 🟰 21 ...
昜曰|“萨佗数”{21}是两个最小的幸运素数之积：3 ✖️7 🟰 21
昜曰| 幸运素数{3,7}与萨佗(#satoshi)数{21}
两个最小的幸运素数： 3, 7。
3 × 7 = 21
【儿童乘法口诀：三七二十一】
幸运素数是“既是素数又是幸运数的数”。
Published at
2024-07-07 01:29:56Event JSON
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