Instant · Precise · Universal
34 units available
6 categories total
To convert pg to grams: multiply by 10⁻¹². To convert pg to ng: divide by 1,000.
1 pg = 10⁻¹² g = 10⁻¹⁵ kg = 1,000 fg. A human cell contains about 6 pg of DNA.
For example, 1 Picogram (pg) = 5.028992e-46 Sun's Mass (M☉).
| Picogram (pg) | Sun's Mass (M☉) |
|---|---|
| 0.1 | 5.028992e-47 |
| 0.5 | 2.514496e-46 |
| 1 | 5.028992e-46 |
| 2 | 1.005798e-45 |
| 5 | 2.514496e-45 |
| 10 | 5.028992e-45 |
| 25 | 1.257248e-44 |
| 50 | 2.514496e-44 |
| 100 | 5.028992e-44 |
| 500 | 2.514496e-43 |
| 1000 | 5.028992e-43 |
The picogram is a unit of mass equal to 10⁻¹² grams or 10⁻¹⁵ kilograms — one trillionth of a gram.
1 pg = 10⁻¹² g = 10⁻¹⁵ kg = 1,000 fg. A human cell contains about 6 pg of DNA.
To convert pg to grams: multiply by 10⁻¹². To convert pg to ng: divide by 1,000.
Quantifying DNA in cells (~6 pg per human cell), measuring blood hormone levels, and forensic trace analysis.
The total DNA in a single human cell weighs about 6.4 pg — this tiny amount contains your entire genetic blueprint.
Confusing pg (picogram) with pg as an abbreviation for 'page'. Context matters in mixed documents.
Remember: each human cell has ~6 pg of DNA. This anchors the picogram in biology.
The solar mass is the mass of the Sun, approximately 1.989 × 10³⁰ kilograms — about 333,000 times the mass of Earth.
M☉ = 1.98847 × 10³⁰ kg ≈ 333,000 M⊕ ≈ 1,048 M_Jupiter.
To convert solar masses to kg: multiply by 1.98847 × 10³⁰.
Expressing stellar masses: Betelgeuse ≈ 15 M☉, Sirius ≈ 2 M☉, a typical neutron star ≈ 1.4 M☉.
The Sun loses about 5 million tonnes per second through nuclear fusion (E=mc²), but that's only 10⁻¹³ M☉ per year.
The Sun is losing mass continuously through radiation and solar wind — its mass is not quite constant over billions of years.
Almost everything in astronomy uses solar masses: stars (0.1–100 M☉), galaxies (10⁹–10¹² M☉), black holes (3–10⁹ M☉).



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