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Today is Day 86 of 2017

86

is an happy number.
is the largest known n for which 2n contain NO zeros:
286 = 77,371,252,455,336,267,181,195,264 (26 digits).

= 222 in base 6.
= 20 + 21 + 22 + 23
= 32 + 42 + 52 + 62 (sum of consecutive squares)

used as a verb, to "eighty-six" means to "ignore" or "get rid of".

Many thanks are extended to Archimedes' Lab for their information.




86

Today is day number   of 2017. Below are various representations of the number 86, some dating thousands of years, and some very modern.

Chinese

Egyptian

Mayan

 

Babylonian

Greek

Abacus

Roman

 

Hex

 

Binary

 

Many thanks are extended to Jo Edkins for her wonderful work.

 



 

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