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Cardinal | one hundred thousand | |||
Ordinal | 100000th (one hundred thousandth) |
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Factorization | 25× 55 | |||
Roman numeral | C | |||
Unicode symbol(s) | ↈ | |||
Binary | 110000110101000002 | |||
Ternary | 120020112013 | |||
Quaternary | 1201222004 | |||
Quinary | 112000005 | |||
Senary | 20505446 | |||
Octal | 3032408 | |||
Duodecimal | 49A5412 | |||
Hexadecimal | 186A016 | |||
Vigesimal | CA0020 | |||
Base 36 | 255S36 |
One hundred thousand (100,000) is the natural number following 99,999 and preceding 100,001. In scientific notation, it is written as 105.
In India, Pakistan and South Asia, one hundred thousand is called a lakh, and is written as 1,00,000. The Thai, Lao, Khmer and Vietnamese languages also have separate words for this number: แสน, ແສນ, សែន [saen] and ức respectively. No other major language has a special word for this number, preferring to refer to it as a multiple of smaller numbers.
In astronomy, 100,000 metres, 100 kilometres, or 100 km (62 miles) is the altitude at which the Fédération Aéronautique Internationale (FAI) defines spaceflight to begin.
In the Irish Language, céad míle fáilte (pronounced: Irish pronunciation: [ceːd̪ˠ ˈmʲiːlʲə ˈfˠaːlʲtʲə]) is a popular greeting meaning "A Hundred Thousand Welcomes".