Algorithmic · Computed
81
Algorithmic encodings for 81.
Numerological root
8+1=9
9
— the completer
readings
Major — the phonetic cipher
-
video, photo, food, feed, vote, feet
consonant skeleton f·v·t·d — 20 candidates in the dictionary
T9 Keypad — the tactile cipher
-
TUV ⌷
T9 phone-keypad letter set per digit
Leet — the modern glyph
-
BI
leet substitution: 0=O, 1=I, 3=E, 4=A, 5=S, 7=T, etc.
Math — the property
-
3 × 3 × 3 × 3
prime factorization