21672953841

Names of 21672953841

• Cardinal: 21672953841 can be written as Twenty-one billion, six hundred seventy-two million, nine hundred fifty-three thousand, eight hundred forty-one.

Scientific notation

• Scientific notation: 2.1672953841 × 10¹⁰

Factors of 21672953841

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 322

Divisors of 21672953841

• Number of divisors d(n): 128
• Complete list of divisors:
  1 3 7 11 21 33 67 71 77 121 163 201 213 231 363 469 489 497 737 781 847 1141 1331 1407 1491 1793 2211 2343 2541 3423 3993 4757 5159 5379 5467 8107 8591 9317 10921 11573 12551 14271 15477 16401 19723 24321 25773 27951 32763 33299 34719 37653 52327 56749 59169 60137 76447 81011 89177 94501 99897 120131 127303 138061 156981 170247 180411 216953 229341 243033 267531 283503 360393 366289 381909 414183 575597 624239 650859 661507 775391 840917 891121 1098867 1321441 1400333 1518671 1726791 1872717 1984521 2326173 2522751 2673363 3964323 4029179 4200999 4556013 5427737 6331567 8529301 9250087 9802331 12087537 14535851 15403663 16283211 18994701 25587903 27750261 29406993 43607553 44320969 46210989 59705107 93822311 101750957 107825641 132962907 179115321 281466933 305252871 323476923 656756177 1032045421 1970268531 3096136263 7224317947 21672953841
• Sum of all divisors σ(n): 37616320512
• Sum of proper divisors (its aliquot sum) s(n): 15943366671
• 21672953841 is a deficient number, because the sum of its proper divisors (15943366671) is less than itself. Its deficiency is 5729587170

Bases of 21672953841

• Binary: 10100001011110011110000011111110001₂
• Hexadecimal: 0x50BCF07F1
• Base-36: 9YFIM7L

Squares and roots of 21672953841

• 21672953841 squared (21672953841²) is 469716928194116653281
• 21672953841 cubed (21672953841³) is 10180153303087401714328514202321
• The square root of 21672953841 is 147217.3693590535
• The cube root of 21672953841 is 2788.0851632851

Scales and comparisons

• 21,672,953,841 seconds is equal to 689 years, 6 weeks, 6 days, 8 hours, 57 minutes, 21 seconds.
• To count from 1 to 21,672,953,841 would take you about one thousand, three hundred seventy-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 21672953841 cubic inches would be around 232.3 feet tall.

Recreational maths with 21672953841

• 21672953841 backwards is 14835927612
• The number of decimal digits it has is: 11
• The sum of 21672953841's digits is 48
• More coming soon!