5 (number) facts for kids

Quick facts for kids ← 4 5 6 →
−1 0 1 2 3 4 5 6 7 8 9 → ← 0 10 20 30 40 50 60 70 80 90 →
Cardinal	five
Ordinal	5th (fifth)
Numeral system	quinary
Factorization	prime
Divisors	1, 5
Greek numeral	Ε´
Roman numeral	V
Roman numeral (unicode)	Ⅴ, ⅴ
Greek prefix	penta-/pent-
Latin prefix	quinque-/quinqu-/quint-
Binary	1012
Ternary	123
Senary	56
Octal	58
Duodecimal	512
Hexadecimal	516
Greek	ε (or Ε)
Arabic	٥,5
Persian	۵
Urdu
Ge'ez	፭
Bengali	৫
Kannada	೫
Punjabi	੫
Chinese numeral	五，伍
Korean	다섯,오
Devanāgarī	५
Hebrew	ה (Hey)
Khmer	៥
Telugu	౫
Malayalam	൫
Tamil	௫
Thai	๕

The number five is a special number that comes right after four and just before six. You might recognize it as V in Roman numerals. Five is often seen in nature and everyday life, from our own bodies to how we count.

Understanding the Number Five

Five is an interesting number in mathematics. It is the third prime number, which means it can only be divided evenly by 1 and itself. The prime numbers before it are two and three, and the next one is seven. Five is also an odd number, meaning it cannot be divided evenly by two.

Five in Our Bodies

Did you know that most people have five fingers on each hand? We also have five toes on each foot. This makes the number five very important for how we interact with the world and move around!

How the Number Five Was Created

See how the number five changed over time, from ancient symbols to the way we write it today.

It is not completely clear who first created the shape of the number five we use today. However, many historians believe that its design came from the ancient Brahmin Indians. Over many years, this symbol changed and developed into the number five we recognize all around the world.

Images for kids

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  The fives of all four suits in playing cards.

See also

In Spanish: Cinco para niños