Input interpretation
Ca-46 | half-life
Result
2.8 quadrillion years (5.21×10^8 to ∞ s)
Decay properties
half-life | 2.8 quadrillion years (5.22×10^8 to ∞ s) mean lifetime | 4.04 quadrillion years (7.52×10^8 to ∞ s) decay constant | 7.85×10^-24 per second specific activity | 0.103 Bq/g (becquerels per gram) width | 3.58×10^-39 eV (electronvolts) final decay products | Ca-46 (100%) | Ti-46 (0%)
Unit conversion
8.83×10^22 seconds
Comparisons as half-life
≈ ( 0.019 ≈ 1/54 ) × half-life of vanadium-50 ( ≈ 4.73×10^24 s )
≈ 26 × half-life of gadolinium-152 ( ≈ 3.41×10^21 s )