Cardinal	98 ninety-eight
Ordinal	98th ninety-eighth
Factorization	$2\; \backslash cdot\; 7^2$
Divisors	2, 7, 14, 49
Roman numeral	XCVIII
Binary	1100010
Hexadecimal	62
Hebrew	צ (Tsadi)

98 (ninety-eight) is the natural number following 97 and preceding 99.

In mathematics

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Ninety-eight is a Wedderburn-Etherington number and a nontotient.

In astronomy

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Messier 98, a magnitude 11.0 spiral galaxy in the constellation Coma Berenices.

The New General Catalogue object NGC 98, a magnitude 12.7 spiral galaxy in the constellation Phoenix.

Ninety-eight is:

• The atomic number of californium, an actinide.
• In the name of the band 98 Degrees.
• The number of sons of Ater in the Census of men of Israel upon return from exile (Holy Bible, Ezra 2:16)
• The number of episodes of Gilligan's Island.
• The highest jersey number allowed in the National Hockey League, as 99 was retired by the entire league to honor Wayne Gretzky and major-league sports only allow one- or two-digit uniform numbers.
• The Oldsmobile 98.
• The year AD 98, 98 BC, or 1998.
• The approxiamate average temperature of the human body.

Integers

Noventa y ocho | Naŭdek ok | 98 (nombre) | 98 | 98 | Novantotto | 98 (skaičius) | 98 (getal) | 98 | Noventa e oito | 98 (число) | 98 (število) | 98 (tal) | 98 (số) | 98