20384081536

Names of 20384081536

• Cardinal: 20384081536 can be written as Twenty billion, three hundred eighty-four million, eighty-one thousand, five hundred thirty-six.

Scientific notation

• Scientific notation: 2.0384081536 × 10¹⁰

Factors of 20384081536

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 164

Divisors of 20384081536

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 4 7 8 13 14 16 26 28 32 49 52 53 56 64 89 91 98 104 106 112 128 178 182 196 208 212 224 356 364 371 392 416 424 448 623 637 689 712 728 742 784 832 848 896 1157 1246 1274 1378 1424 1456 1484 1568 1664 1696 2314 2492 2548 2597 2756 2809 2848 2912 2968 3136 3392 4361 4628 4717 4823 4984 5096 5194 5512 5618 5696 5824 5936 6272 6784 8099 8722 9256 9434 9646 9968 10192 10388 11024 11236 11392 11648 11872 16198 17444 18512 18868 19292 19663 19936 20384 20776 22048 22472 23744 32396 33019 33761 34888 36517 37024 37736 38584 39326 39872 40768 41552 44096 44944 47488 56693 61321 64792 66038 67522 69776 73034 74048 75472 77168 78652 79744 81536 83104 88192 89888 113386 122642 129584 132076 135044 137641 139552 146068 148096 150944 154336 157304 166208 179776 226772 231133 245284 250001 255619 259168 264152 270088 275282 279104 292136 301888 308672 314608 332416 359552 429247 453544 462266 490568 500002 511238 518336 528304 540176 550564 558208 584272 603776 617344 629216 858494 907088 924532 981136 1000004 1022476 1036672 1056608 1080352 1101128 1168544 1258432 1716988 1750007 1789333 1814176 1849064 1962272 2000008 2044952 2113216 2160704 2202256 2337088 2516864 3004729 3250013 3433976 3500014 3578666 3628352 3698128 3924544 4000016 4089904 4226432 4321408 4404512 4674176 6009458 6500026 6867952 7000028 7157332 7256704 7396256 7849088 8000032 8179808 8809024 12018916 12250049 13000052 13735904 14000056 14314664 14792512 16000064 16359616 17618048 22750091 24037832 24500098 26000104 27471808 28000112 28629328 29585024 32000128 32719232 45500182 48075664 49000196 52000208 54943616 56000224 57258656 91000364 96151328 98000392 104000416 112000448 114517312 159250637 182000728 192302656 196000784 208000832 224000896 229034624 318501274 364001456 384605312 392001568 416001664 637002548 728002912 784003136 1274005096 1456005824 1568006272 2548010192 2912011648 5096020384 10192040768 20384081536
• Sum of all divisors σ(n): 52433268300
• Sum of proper divisors (its aliquot sum) s(n): 32049186764
• 20384081536 is an abundant number, because the sum of its proper divisors (32049186764) is greater than itself. Its abundance is 11665105228

Bases of 20384081536

• Binary: 10010111110111111000110011010000000₂
• Hexadecimal: 0x4BEFC6680
• Base-36: 9D45LZ4

Squares and roots of 20384081536

• 20384081536 squared (20384081536²) is 415510780066296119296
• 20384081536 cubed (20384081536³) is 8469805619958343581250046918656
• The square root of 20384081536 is 142772.8319254051
• The cube root of 20384081536 is 2731.6835200081

Scales and comparisons

• 20,384,081,536 seconds is equal to 648 years, 7 weeks, 5 days, 20 hours, 52 minutes, 16 seconds.
• To count from 1 to 20,384,081,536 would take you about one thousand, two hundred ninety-six 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 20384081536 cubic inches would be around 227.6 feet tall.

Recreational maths with 20384081536

• 20384081536 backwards is 63518048302
• The number of decimal digits it has is: 11
• The sum of 20384081536's digits is 40
• More coming soon!