NumberQuill

79 in words

British English

seventy-nine

Quick reference

In figures
79
British English
seventy-nine
American English
The same (why they differ)
Ordinal
seventy-ninth (79th)
Roman numeral
LXXIX
Place value
7 in the tens column; 9 in the ones column
Expanded form
70 + 9
Standard form
7.9 × 10¹
Even or odd
Odd
Prime factors
None but itself and one: it is prime

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