Word #670 01010011101

father — BIP39 word #670

"father" is word #670 of the 2048 words in the official BIP39 English wordlist, between fatal and fatigue. In a seed phrase it stands for the 11-bit value 01010011101, decimal index 669.

/ˈfɑːðə/ · noun: a man in relation to his child or children

Russian: отец

Binary Representation

Six 1-bits and five 0-bits; 462 of the 2048 indexes have exactly six 1-bits.

One wrong bit turns it into (leftmost bit first):

squirrel beauty inhale dry forum fish faculty famous farm fault fatal

Position

#670 of 2048

Hex Index

0x29D

4-Letter Prefix

fath

About "father" in BIP39

"father" has 6 letters, but the first four, "fath", already identify it, because "fat" also begins fat, fatal and fatigue.
Its first letters also spell another BIP39 word, fat. Write "father" out in full: cut short, it turns into a different valid word.