Friday, July 10, 2009

98

98 = 2 x 72

98 is the smallest number that starts a sequence of three consecutive numbers with at least three prime divisors.

98 is the smallest number with the property that its first five multiples contain the digit 9: 98, 196, 294, 392, 490.

98 = 14 + 24 + 34.

98 has a representation as a sum of two squares: 98 = 72 + 72.

98 is 77 in base 13.


98 is the atomic number of the radioactive element Californium.

Source: Number Gossip
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