221388586020

Names of 221388586020

• Cardinal: 221388586020 can be written as Two hundred twenty-one billion, three hundred eighty-eight million, five hundred eighty-six thousand and twenty.

Scientific notation

• Scientific notation: 2.2138858602 × 10¹¹

Factors of 221388586020

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 2568

Divisors of 221388586020

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 3 4 5 6 7 9 10 12 14 15 18 20 21 27 28 30 35 36 42 45 54 60 63 70 81 84 90 105 108 126 135 140 162 180 189 210 243 252 270 315 324 378 405 420 486 540 567 630 756 810 945 972 1134 1215 1260 1620 1701 1890 2268 2430 2551 2835 3402 3780 4860 5102 5670 6804 7653 8505 10204 11340 12755 15306 17010 17857 22959 25510 30612 34020 35714 38265 45918 51020 53571 68877 71428 76530 89285 91836 107142 114795 137754 153060 160713 178570 206631 214284 229590 267855 275508 321426 344385 357140 413262 459180 482139 535710 619893 642852 688770 803565 826524 964278 1033155 1071420 1239786 1377540 1446417 1607130 1928556 2066310 2410695 2479572 2892834 3099465 3214260 4132620 4339251 4821390 5785668 6198930 6507601 7232085 8678502 9642780 12397860 13015202 14464170 17357004 19522803 21696255 26030404 28928340 32538005 39045606 43392510 45553207 58568409 65076010 78091212 86785020 91106414 97614015 117136818 130152020 136659621 175705227 182212828 195228030 227766035 234273636 273319242 292842045 351410454 390456060 409978863 455532070 527115681 546638484 585684090 683298105 702820908 819957726 878526135 911064140 1054231362 1171368180 1229936589 1366596210 1581347043 1639915452 1757052270 2049894315 2108462724 2459873178 2635578405 2733192420 3162694086 3514104540 3689809767 4099788630 4919746356 5271156810 6149682945 6325388172 7379619534 7906735215 8199577260 10542313620 11069429301 12299365890 14759239068 15813470430 18449048835 22138858602 24598731780 31626940860 36898097670 44277717204 55347146505 73796195340 110694293010 221388586020
• Sum of all divisors σ(n): 796217752512
• Sum of proper divisors (its aliquot sum) s(n): 574829166492
• 221388586020 is an abundant number, because the sum of its proper divisors (574829166492) is greater than itself. Its abundance is 353440580472

Bases of 221388586020

• Binary: 11001110001011110010011011110000100100₂
• Hexadecimal: 0x338BC9BC24
• Base-36: 2TPD1Q90

Squares and roots of 221388586020

• 221388586020 squared (221388586020²) is 49012906019934939440400
• 221388586020 cubed (221388586020³) is 10850897960484542175104486063208000
• The square root of 221388586020 is 470519.4852713329
• The cube root of 221388586020 is 6049.4850643855

Scales and comparisons

• 221,388,586,020 seconds is equal to 7,039 years, 24 weeks, 3 days, 21 hours, 27 minutes.
• To count from 1 to 221,388,586,020 would take you about fourteen thousand and 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 221388586020 cubic inches would be around 504.1 feet tall.

Recreational maths with 221388586020

• 221388586020 backwards is 020685883122
• 221388586020 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 221388586020's digits is 45
• More coming soon!