15228813420

Names of 15228813420

• Cardinal: 15228813420 can be written as Fifteen billion, two hundred twenty-eight million, eight hundred thirteen thousand, four hundred twenty.

Scientific notation

• Scientific notation: 1.522881342 × 10¹⁰

Factors of 15228813420

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 449

Divisors of 15228813420

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 15 18 20 30 36 45 60 90 180 439 878 1317 1756 2195 2634 3951 4390 5268 6585 7902 8780 13170 15804 19755 26340 39510 79020 192721 385442 578163 770884 963605 1156326 1734489 1927210 2312652 2890815 3468978 3854420 5781630 6937956 8672445 11563260 17344890 34689780 84604519 169209038 253813557 338418076 423022595 507627114 761440671 846045190 1015254228 1269067785 1522881342 1692090380 2538135570 3045762684 3807203355 5076271140 7614406710 15228813420
• Sum of all divisors σ(n): 46299533280
• Sum of proper divisors (its aliquot sum) s(n): 31070719860
• 15228813420 is an abundant number, because the sum of its proper divisors (31070719860) is greater than itself. Its abundance is 15841906440

Bases of 15228813420

• Binary: 1110001011101101010100000001101100₂
• Hexadecimal: 0x38BB5406C
• Base-36: 6ZUUBN0

Squares and roots of 15228813420

• 15228813420 squared (15228813420²) is 231916758181172096400
• 15228813420 cubed (15228813420³) is 3531817039312328412985853688000
• The square root of 15228813420 is 123405.0785826905
• The cube root of 15228813420 is 2478.6889000727

Scales and comparisons

• 15,228,813,420 seconds is equal to 484 years, 11 weeks, 6 days, 9 hours, 57 minutes.
• To count from 1 to 15,228,813,420 would take you about nine hundred sixty-eight years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 15228813420 cubic inches would be around 206.6 feet tall.

Recreational maths with 15228813420

• 15228813420 backwards is 02431882251
• 15228813420 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 15228813420's digits is 36
• More coming soon!