- Location
- Switzerland
- Name
- Matt
- Start Date
- Oct 23, 2020
- End Date
- Oct 23, 2020
1!+4!+5!=145
(i.e. 1+1*2*3*4+1*2*3*4*5=1+24+120=145)
This property makes 145 the first of only two non-trivial "factorions" in base 10 (and the only one with unique digits).
Once more: Neat
And this is quirky enough to warrant a listen ...
M.
(i.e. 1+1*2*3*4+1*2*3*4*5=1+24+120=145)
This property makes 145 the first of only two non-trivial "factorions" in base 10 (and the only one with unique digits).
Once more: Neat
And this is quirky enough to warrant a listen ...
M.