From https://en.wikipedia.org/wiki/400_(number)#424 :
- 424 = 23 × 53
- sum of ten consecutive primes (23 + 29 + 31 + 37 + 41 + 43 + 47 + 53 + 59 + 61),
- Mertens function returns 0,
- refactorable number,
- self number
Here’s Q Drop #424: https://qalerts.app/?q=%23424
See you next year, Frens!🤓
I write these between noon and 13:00, CET🇨🇭. I love how the sun never goes down on this community 🤗