Word #89 00001011000
arch — BIP39 word #89
"arch" is word #89 of the 2048 words in the official BIP39 English wordlist, between april and arctic.
In a seed phrase it stands for the 11-bit value
00001011000,
decimal index 88.
/ɑːʧ/ · noun: a curved structure spanning an opening such as a doorway
Russian: арка
Binary Representation
Three 1-bits and eight 0-bits; 165 of the 2048 indexes have exactly three 1-bits.
One wrong bit turns it into (leftmost bit first):
Position
#89 of 2048
Hex Index
0x058
4-Letter Prefix
arch
About "arch" in BIP39
- It takes all four letters to identify "arch": "arc" also begins arctic.
- "arch" is unique only within the English list: it also begins archivo in the Spanish list, archivio in the Italian list and archa in the Czech list, so a four-letter backup should say which list it uses.