[[318]] is not prime (composite): [[2]] * [[3]] * [[53]]

Factor pairs: [[2]] * [[159]], [[3]] * [[106]], [[6]] * [[53]]

Prime neighborhood: [[311]], [[313]], [[317]], [[318]], [[331]], [[337]], [[347]]

Prime gap: 14 (interval [[317]] to [[331]])

Primes up to 318: [[2]], [[3]], [[5]], [[7]], [[11]], [[13]], [[17]], [[19]], [[23]], [[29]], [[31]], [[37]], [[41]], [[43]], [[47]], [[53]], [[59]], [[61]], [[67]], [[71]], [[73]], [[79]], [[83]], [[89]], [[97]], [[101]], [[103]], [[107]], [[109]], [[113]], [[127]], [[131]], [[137]], [[139]], [[149]], [[151]], [[157]], [[163]], [[167]], [[173]], [[179]], [[181]], [[191]], [[193]], [[197]], [[199]], [[211]], [[223]], [[227]], [[229]], [[233]], [[239]], [[241]], [[251]], [[257]], [[263]], [[269]], [[271]], [[277]], [[281]], [[283]], [[293]], [[307]], [[311]], [[313]], [[317]] (66 total).

[[318]] is not a centered hexagonal number.

The closest centered hexagonal numbers are [[271]] (index # [[10]]) and [[331]] (index # [[11]]).

First 20 centered hexagonal numbers: [[1]], [[7]], [[19]], [[37]], [[61]], [[91]], [[127]], [[169]], [[217]], [[271]], [[331]], [[397]], [[469]], [[547]], [[631]], [[721]], [[817]], [[919]], [[1027]], [[1141]].

[[hz/318]] is closest to [[D#4]] at [[318]] Hz (+38 cents).

Note class: [[D#]], Octave: [[octave/4]].

• [[square]]: 101124

• [[square root]]: 17.8326

• [[cube]]: 32157432

• [[cube root]]: 6.8256

• [[natural log]] (ln): 5.7621

• [[base-10 log]] (log10): 2.5024

• [[base-2 log]] (log2): 8.3129