Value:
3. 14 1592653589793238462643383279502884 197 169399375 1058209749445923078 16406286208998628034825342 / kloc-0/ 1706798 2 1480865 1328230664709384460955058223 1725359408 12848 1 1 17450284 1 0270 193852 1 105559644622 94895493038 19644288 10975665933446 128475648233786783 16527 120 1909 14564856
∏ is the Greek letter, that is, the capital form of π, which mathematically means quadrature operation or direct product operation, and is similar to σ in form.
Greek alphabet reading
Α α? Alpha, alpha
Β β? Beta, beta
Γ γ? Gamma game
Δ δ? Delta
Ε ε? ε[EP ' sailen，epsilEn]
Ζ ζ? Zetas
Η η? Eta, Eta
Θ θ? West tower ['xita] n.
Ι ι? Aioute
Κ κ? Kappa, Kappa
λλλ
Μ μ? mu [mju:]
Ν ν? nu [nju:]
Ξ ξ? xi
Ο ο? Omicron [Omicron]
Π π? send
Ρ ρ? Luo [rou]
Σ σ? Sigma, sigma
Τ τ? tau [tR:]
Υ υ? upsilon [ju:p'sailEn，ju:psilEn]
Φ φ? Phi[ fai]
Χ χ? Qi [qi]
Ψ ψ? psai
Ω ω? omega