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Pigol is equal to \(\lfloor 10^{99}\pi \rfloor\), or the first 100 digits of pi without the decimal point.[1] Its full decimal expansion is:

3,141,592,653,589,793,238,462,643,383,279,502,884,197,169,399,375,105,820,974,944,592,307,816,406,286,208,998,628,034,825,342,117,067

Its full prime factorization is:

3 × 53 × 4,591 × 1,906,607 × 2,257,273,964,472,670,855,547,916,413,253,002,746,375,718,990,367,443,254,675,710,970,626,921,263,609,977,043,045,749.

Approximations Edit

Notation Lower bound Upper bound
Scientific notation \(3.141\times10^{99}\) \(3.142\times10^{99}\)
Arrow notation \(118\uparrow48\) \(131\uparrow47\)
Steinhaus-Moser Notation 56[3] 57[3]
Copy notation 2[100] 3[100]
Taro's multivariable Ackermann function A(3,327) A(3,328)
Pound-Star Notation #*(9,8,6,5,9,3)*11 #*(13,11,2,0,2)*15
BEAF {118,48} {131,47}
Hyper-E notation 3E99 4E99
Bashicu matrix system (0)(0)(0)(0)(0)[1286] (0)(0)(0)(0)(0)[1287]
Bird's array notation {118,48} {131,47}
Hyperfactorial array notation 69! 70!
Strong array notation s(118,48) s(131,47)
Fast-growing hierarchy \(f_2(322)\) \(f_2(323)\)
Hardy hierarchy \(H_{\omega^2}(322)\) \(H_{\omega^2}(323)\)
Slow-growing hierarchy \(g_{\omega^{53}24}(71)\) \(g_{\omega^{55}50}(60)\)

Sources Edit

  1. A googol is a tiny dot

See also Edit

Numbers from A googol is a tiny dot

Hypermathematics: bigoogol · trigoogol · quadrigoogol · ggoogol · biggoogol · gggoogol · gwgoogol · coogol(plex)
Hyperlicious: wakoogol(plex) · wakamoogol(plex) · wonkapoogol(plex) · ultron
Numbers with a W: woogol · wiggol · waggol · weegol · wigol · woggol · wagol · bwoogol · bwiggol · bwaggol · bweegol · bwigol · bwoggol · bwagol
Primes: Gooprol · Booprol · Trooprol · Quadrooprol
Other: Bentley's Number · Pigol · Egol · Phigol · gongol(plex) · kaboodol(plex) · gaz(illion)