| ||||
---|---|---|---|---|
Cardinal | four thousand | |||
Ordinal | 4000th (four thousandth) | |||
Factorization | 25× 53 | |||
Greek numeral | ,Δ´ | |||
Roman numeral | IV | |||
Binary | 1111101000002 | |||
Ternary | 121110113 | |||
Quaternary | 3322004 | |||
Quinary | 1120005 | |||
Senary | 303046 | |||
Octal | 76408 | |||
Duodecimal | 239412 | |||
Hexadecimal | FA016 | |||
Vigesimal | A0020 | |||
Base 36 | 33436 |
4000 (four thousand) is the natural number following 3999 and preceding 4001. 4000 in scientific notation is 4*10^3. 4000 is also a Harshad number, because 4000/4+0+0+0 is 1000.