Science Fair Project Encyclopedia
169 is the natural number following one hundred sixty-eight and preceding one hundred seventy.
|Cardinal||one hundred [and]|
|Factorization||169 = 132|
It is a Pell number.
It is the sum of seven consecutive primes, 13 + 17 + 19 + 23 + 29 + 31 + 37.
See also one hundred sixty
For the year AD, see 169 AD.
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