A Billion Seconds
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In short
One billion seconds is about 31.7 years. One million is only 11.6 days. One trillion? About 31,700 years. The same word-ending hides huge steps.
Sources
- BIPM, The International System of Units (SI Brochure), 9th edition, version 4.01 (2026), section 2.3.1 'The second', printed p. 126
- IAU SOFA, Time Scale and Calendar Tools (2016), mean Gregorian year 365.2425 days, printed p. 5
- Heavner et al., The Realization of the SI Second and Generation of UTC(NIST), NCSL International 2007
- Image: N. Phillips/NIST, ytterbium clock 16PML015 (NIST, US government work)
یک میلیارد ثانیه
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خلاصه
یک میلیارد ثانیه حدود ۳۱٫۷ سال است. یک میلیون ثانیه فقط ۱۱٫۶ روز. یک تریلیون؟ حدود ۳۱٬۷۰۰ سال.
منابع
- BIPM, The International System of Units (SI Brochure), 9th edition, version 4.01 (2026), section 2.3.1 'The second', printed p. 126
- IAU SOFA, Time Scale and Calendar Tools (2016), mean Gregorian year 365.2425 days, printed p. 5
- Heavner et al., The Realization of the SI Second and Generation of UTC(NIST), NCSL International 2007
- Image: N. Phillips/NIST, ytterbium clock 16PML015 (NIST, US government work)
Pi & Planck