16944284721

Names of 16944284721

• Cardinal: 16944284721 can be written as Sixteen billion, nine hundred forty-four million, two hundred eighty-four thousand, seven hundred twenty-one.

Scientific notation

• Scientific notation: 1.6944284721 × 10¹⁰

Factors of 16944284721

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 614

Divisors of 16944284721

• Number of divisors d(n): 128
• Complete list of divisors:
  1 3 7 13 19 21 39 49 57 91 133 147 163 247 273 343 399 409 489 637 741 931 1029 1141 1227 1729 1911 2119 2793 2863 3097 3423 4459 5187 5317 6357 6517 7771 7987 8589 9291 12103 13377 14833 15951 19551 20041 21679 23313 23961 36309 37219 40261 44499 54397 55909 60123 65037 66667 84721 101023 103831 111657 120783 140287 151753 163191 167727 200001 254163 260533 281827 303069 311493 380779 420861 455259 466669 707161 726817 781599 845481 866671 1062271 1142337 1266673 1400007 1823731 1972789 2121483 2180451 2600013 2665453 3186813 3266683 3800019 4950127 5471193 5918367 6066697 7996359 8866711 9800049 13809523 14850381 16466749 18200091 22866781 26600133 34650889 41428569 42466879 49400247 62066977 68600343 103952667 115267243 127400637 186200931 297268153 345801729 434468839 806870701 891804459 1303406517 2420612103 5648094907 16944284721
• Sum of all divisors σ(n): 30123520000
• Sum of proper divisors (its aliquot sum) s(n): 13179235279
• 16944284721 is a deficient number, because the sum of its proper divisors (13179235279) is less than itself. Its deficiency is 3765049442

Bases of 16944284721

• Binary: 1111110001111101010100010000110001₂
• Hexadecimal: 0x3F1F54431
• Base-36: 7S86TRL

Squares and roots of 16944284721

• 16944284721 squared (16944284721²) is 287108784706314047841
• 16944284721 cubed (16944284721³) is 4864852993964075593059919337361
• The square root of 16944284721 is 130170.2144155875
• The cube root of 16944284721 is 2568.4695031731

Scales and comparisons

• 16,944,284,721 seconds is equal to 538 years, 40 weeks, 2 days, 9 hours, 45 minutes, 21 seconds.
• To count from 1 to 16,944,284,721 would take you about one thousand and seventy-seven 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 16944284721 cubic inches would be around 214 feet tall.

Recreational maths with 16944284721

• 16944284721 backwards is 12748244961
• The number of decimal digits it has is: 11
• The sum of 16944284721's digits is 48
• More coming soon!