19789962820

Names of 19789962820

• Cardinal: 19789962820 can be written as Nineteen billion, seven hundred eighty-nine million, nine hundred sixty-two thousand, eight hundred twenty.

Scientific notation

• Scientific notation: 1.978996282 × 10¹⁰

Factors of 19789962820

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 163

Divisors of 19789962820

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 4 5 10 17 20 34 37 41 61 68 74 82 85 122 148 164 170 185 205 244 289 305 340 370 410 578 610 629 697 740 820 1037 1156 1220 1258 1369 1394 1445 1517 2074 2257 2501 2516 2738 2788 2890 3034 3145 3485 4148 4514 5002 5185 5476 5780 6068 6290 6845 6970 7585 9028 10004 10370 10693 11285 11849 12505 12580 13690 13940 15170 17629 20740 21386 22570 23273 23698 25010 25789 27380 30340 35258 38369 42517 42772 45140 46546 47396 50020 51578 53465 56129 59245 70516 76738 83509 85034 88145 92537 93092 103156 106930 112258 116365 118490 128945 153476 167018 170068 176290 185074 191845 212585 213860 224516 232730 236980 257890 280645 334036 352580 370148 383690 395641 417545 425170 438413 462685 465460 515780 561290 652273 722789 767380 791282 835090 850340 876826 925370 954193 1122580 1304546 1419653 1445578 1573129 1582564 1670180 1753652 1850740 1908386 1978205 2192065 2609092 2839306 2891156 3146258 3261365 3423869 3613945 3816772 3956410 4384130 4770965 5678612 6292516 6522730 6847738 7098265 7227890 7865645 7912820 8768260 9541930 13045460 13695476 14196530 14455780 15731290 16221281 17119345 19083860 24134101 26743193 28393060 31462580 32442562 34238690 48268202 53486386 58205773 64885124 68477380 81106405 96536404 106972772 116411546 120670505 133715965 162212810 232823092 241341010 267431930 291028865 324425620 482682020 534863860 582057730 989498141 1164115460 1978996282 3957992564 4947490705 9894981410 19789962820
• Sum of all divisors σ(n): 47241398232
• Sum of proper divisors (its aliquot sum) s(n): 27451435412
• 19789962820 is an abundant number, because the sum of its proper divisors (27451435412) is greater than itself. Its abundance is 7661472592

Bases of 19789962820

• Binary: 10010011011100100101101111001000100₂
• Hexadecimal: 0x49B92DE44
• Base-36: 93AFL1G

Squares and roots of 19789962820

• 19789962820 squared (19789962820²) is 391642628416982352400
• 19789962820 cubed (19789962820³) is 7750593055099156210592137768000
• The square root of 19789962820 is 140676.8027074827
• The cube root of 19789962820 is 2704.8820140715

Scales and comparisons

• 19,789,962,820 seconds is equal to 629 years, 13 weeks, 3 days, 11 hours, 53 minutes, 40 seconds.
• To count from 1 to 19,789,962,820 would take you about one thousand, two hundred fifty-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 19789962820 cubic inches would be around 225.4 feet tall.

Recreational maths with 19789962820

• 19789962820 backwards is 02826998791
• 19789962820 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 19789962820's digits is 61
• More coming soon!