98 (Number)

98 is the natural number following 97 and preceding 99.
Cardinal ninety-eight
Ordinal98th (ninety-eighth)
Factorization2 \cdot 7^2
Divisors 2, 7, 14, 49
Roman numeralXCVIII
Binary1100010
Hexadecimal62

In mathematics

98 is a Wedderburn-Etherington number and a nontotient.

In science

In astronomy,
Messier object M98, 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
The Saros number of the solar eclipse series which began on 188 June 12 and ended on 1450 July 9. The duration of Saros series 98 was 1262.1 years, and it contained 71 solar eclipses.
The Saros number of the lunar eclipse series which began on 436 February 18 and ended on 1752 April 28. The duration of Saros series 98 was 1316.2 years, and it contained 74 lunar eclipses.

In other fields

Ninety-eight is:
  • 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 year AD 98, 98 BC, or 1998.

 

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