555 (number)

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← 554 555 556 →
Cardinalfive hundred fifty-five
Ordinal555th
(five hundred fifty-fifth)
Factorization3 × 5 × 37
Greek numeralΦΝΕ´
Roman numeralDLV
Binary10001010112
Ternary2021203
Octal10538
Duodecimal3A312
Hexadecimal22B16

555 (five hundred [and] fifty-five) is the natural number following 554 and preceding 556.

In mathematics[edit]

It is a sphenic number. In base 10, it is a repdigit, and because it is divisible by the sum of its digits, it is a Harshad number. It is also a Harshad number in binary, base 11, base 13 and hexadecimal.

External links[edit]