3990269913820

Names of 3990269913820

• Cardinal: 3990269913820 can be written as Three trillion, nine hundred ninety billion, two hundred sixty-nine million, nine hundred thirteen thousand, eight hundred twenty.

Scientific notation

• Scientific notation: 3.99026991382 × 10¹²

Factors of 3990269913820

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 47006

Divisors of 3990269913820

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 5 10 20 43 86 172 215 430 860 1849 2423 3698 4846 7396 9245 9692 12115 18490 24230 36980 44533 48460 89066 104189 178132 208378 222665 416756 445330 520945 890660 1041890 1914919 2083780 3829838 4480127 7659676 8960254 9574595 17920508 19149190 22400635 38298380 44801270 82341517 89602540 107903459 164683034 215806918 329366068 411707585 431613836 539517295 823415170 1079034590 1646830340 2158069180 4639848737 9279697474 18559394948 23199243685 46398487370 92796974740 199513495691 399026991382 798053982764 997567478455 1995134956910 3990269913820
• Sum of all divisors σ(n): 8582705774496
• Sum of proper divisors (its aliquot sum) s(n): 4592435860676
• 3990269913820 is an abundant number, because the sum of its proper divisors (4592435860676) is greater than itself. Its abundance is 602165946856

Bases of 3990269913820

• Binary: 111010000100001110100111101110101011011100₂
• Hexadecimal: 0x3A10E9EEADC
• Base-36: 1EX3ROIJG

Squares and roots of 3990269913820

• 3990269913820 squared (3990269913820²) is 15922253985137070226992400
• 3990269913820 cubed (3990269913820³) is 63534091037093048775548251785794968000
• The square root of 3990269913820 is 1997565.9973627907
• The cube root of 3990269913820 is 15861.1287781261

Scales and comparisons

• 3,990,269,913,820 seconds is equal to 126,878 years, 12 weeks, 3 days, 13 hours, 23 minutes, 40 seconds.
• To count from 1 to 3,990,269,913,820 would take you about three hundred seventeen thousand, one hundred ninety-five 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 3990269913820 cubic inches would be around 1321.8 feet tall.

Recreational maths with 3990269913820

• 3990269913820 backwards is 0283199620993
• The number of decimal digits it has is: 13
• The sum of 3990269913820's digits is 61
• More coming soon!