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570 BC - 495 BC

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Pythagoras of Samos (Ancient Greek: Πυθαγόρας ὁ Σάμιος, romanized: Pythagóras ho Sámios, lit. 'Pythagoras the Samian', or simply Πυθαγόρας; Πυθαγόρης in Ionian Greek; c. 570 – c. 495 BC) was an ancient Ionian Greek philosopher, polymath and the eponymous founder of Pythagoreanism. His political and religious teachings were well known in Magna Graecia and influenced the philosophies of Plato, Aristotle, and, through them, the West in general. Knowledge of his life is clouded by legend. Read more on Wikipedia

Since 2007, the English Wikipedia page of Pythagoras has received more than 10,074,938 page views. His biography is available in 148 different languages on Wikipedia (up from 141 in 2019). Pythagoras is the 5th most popular philosopher (up from 15th in 2019), the 6th most popular biography from Greece (up from 7th in 2019) and the 4th most popular Greek Philosopher.

Pythagoras is most famous for the Pythagorean theorem, which states that in a right triangle, the square of the hypotenuse is equal to the sum of the squares of the other two sides.

Memorability Metrics

  • 10M

    Page Views (PV)

  • 91.39

    Historical Popularity Index (HPI)

  • 148

    Languages Editions (L)

  • 19.41

    Effective Languages (L*)

  • 3.79

    Coefficient of Variation (CV)

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Among philosophers, Pythagoras ranks 5 out of 1,081Before him are Aristotle, Plato, Socrates, and Confucius. After him are René Descartes, Gautama Buddha, Immanuel Kant, Jean-Jacques Rousseau, Avicenna, John Locke, and Niccolò Machiavelli.

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Among people born in 570 BC, Pythagoras ranks 1After him are Xenophanes, Anacreon, Theognis of Megara, and Hystaspes. Among people deceased in 495 BC, Pythagoras ranks 1After him are Lucius Tarquinius Superbus and Hystaspes.

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In Greece

Among people born in Greece, Pythagoras ranks 6 out of 936Before him are Aristotle (-384), Plato (-427), Alexander the Great (-356), Socrates (-470), and Homer (-800). After him are Mustafa Kemal Atatürk (1881), Hippocrates (-460), Sophocles (-497), Democritus (-460), Epicurus (-341), and Pericles (-494).


Among philosophers born in Greece, Pythagoras ranks 4Before him are Aristotle (-384), Plato (-427), and Socrates (-470). After him are Democritus (-460), Epicurus (-341), Protagoras (-486), Plutarch (46), Gorgias (-483), Leucippus (-500), Theophrastus (-371), and Pyrrho (-365).