Derrick Henry Lehmer was an American mathematician known for his contributions to number theory and mathematical computing. His work is celebrated within the fields of mathematics and computer science, particularly for his involvement in the development of computational methods. His legacy includes advancements in prime factorization and the theory of factors, influencing both theoretical research and practical applications in various areas of mathematics.
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Age (Today)
Your next birthday is 349 days away.
Death Anniversary
Next death anniversary is 72 days away.
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Place of Birth
Time Zone - America/Los_Angeles (8:0 W)
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Meaning of the name - Derrick
ruler of the people, leader of the people
Read Full Derrick Name AnalysisFebruary 23, 1905 Facts
Generation Group
Derrick Henry Lehmer belongs to the GI Generation group.
Place of Birth: Berkeley
Place of Death: Berkeley
Educated At: University of California, Berkeley | University of Chicago | Brown University
Occupation: university teacher | mathematician
Spouses: Emma Lehmer
Employers: Lehigh University | Stanford University | University of California, Berkeley
Awards Received: Josiah Willard Gibbs Lectureship | Guggenheim Fellowship
Astrology Analysis


Ephemeris for February 23, 1905
Note: Moon position is location and time sensitive.Planet | Position (Tropical, Western) | Transits on February 23, 2025 | Secondary Progressions for February 23, 2025 |
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Sun | 4 Pisces 34 | 5 Pisces 27 | 1 Cancer 38 |
Moon | 0 Scorpio 39 | 11 Capricorn 5 | 20 Pisces 47 |
Mercury | 22 Aquarius 58 | 17 Pisces 15 | 0 Cancer 56 |
Venus | 20 Aries 54 | 10 Aries 6 | 16 Taurus 40 |
Mars | 17 Scorpio 47 | 17 Cancer 1 | 8 Scorpio 34 |
Jupiter | 27 Aries 23 | 11 Gemini 54 | 24 Taurus 27 |
Saturn | 25 Aquarius 12 | 19 Pisces 59 | 3 Pisces 17 |
Uranus | 3 Capricorn 22 | 23 Taurus 32 | 2 Capricorn 13 |
Neptune | 5 Cancer 30 | 28 Pisces 42 | 7 Cancer 39 |
Pluto | 19 Gemini 43 | 2 Aquarius 44 | 21 Gemini 28 |
Rahu | 9 Virgo 36 | 28 Pisces 38 | 3 Virgo 15 |
Ketu | 9 Pisces 36 | 28 Virgo 38 | 3 Pisces 15 |
Chandra Kundali (Equal House, North Indian Diamond Chart)
