7 (number)

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6 7 8
−1 0 1 2 3 4 5 6 7 8 9
Cardinal seven
Ordinal 7th
(seventh)
Factorization prime
Prime 4th
Divisors 1, 7
Roman numeral VII
Roman numeral (unicode) Ⅶ, ⅶ
Greek prefix hepta-/hept-
Latin prefix septua-
Binary 1112
Ternary 213
Quaternary 134
Quinary 125
Senary 116
Octal 78
Duodecimal 712
Hexadecimal 716
Vigesimal 720
Base 36 736
Greek numeral Z, ζ
Amharic
Arabic ٧,7
Persian ٧ - هفت
Urdu
Bengali
Chinese numeral 七(qi)
Devanāgarī (saat)
Telugu
Tamil
Hebrew ז (Zayin)
Khmer
Thai
Pronunciation of the number 7

The number seven is a natural number that comes after six and before eight. In Roman numerals, it is VII.

Mathematics[change | change source]

In mathematics, the number seven is an odd number and a prime number.

In the world[change | change source]