21354743845424

Names of 21354743845424

• Cardinal: 21354743845424 can be written as Twenty-one trillion, three hundred fifty-four billion, seven hundred forty-three million, eight hundred forty-five thousand, four hundred twenty-four.

Scientific notation

• Scientific notation: 2.1354743845424 × 10¹³

Factors of 21354743845424

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 3385

Divisors of 21354743845424

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 4 8 11 16 17 22 34 41 44 68 82 88 136 164 176 187 193 272 289 328 374 386 451 578 656 697 748 772 902 1156 1394 1496 1544 1804 2123 2312 2788 2992 3088 3121 3179 3281 3608 4246 4624 4913 5576 6242 6358 6562 7216 7667 7913 8492 9826 11152 11849 12484 12716 13124 15334 15826 16984 19652 23698 24968 25432 26248 30668 31652 33968 34331 36091 39304 47396 49936 50864 52496 53057 54043 55777 61336 63304 68662 72182 78608 87043 94792 106114 108086 111554 122672 126608 127961 130339 134521 137324 144364 174086 189584 201433 212228 216172 223108 255922 260678 269042 274648 288728 348172 402866 424456 432344 446216 511844 521356 538084 549296 577456 583627 602353 613547 696344 805732 848912 864688 892432 901969 948209 1023688 1042712 1076168 1167254 1204706 1227094 1392688 1407571 1479731 1611464 1803938 1896418 2047376 2085424 2152336 2175337 2215763 2286857 2334508 2409412 2454188 2815142 2959462 3222928 3607876 3792836 4350674 4431526 4573714 4669016 4818824 4908376 5630284 5918924 6625883 7215752 7585672 8701348 8863052 9147428 9338032 9637648 9816752 9921659 10240001 10430299 11260568 11837848 13251766 14431504 15171344 15333473 17402696 17726104 18294856 19843318 20480002 20860598 22521136 23675696 23928707 24696473 25155427 26503532 30666946 34805392 35452208 36589712 36980729 38876569 39686636 40960004 41721196 47857414 49392946 50310854 53007064 61333892 73961458 77753138 79373272 81920008 83442392 95714828 98785892 100621708 106014128 112640011 122667784 147922916 155506276 158746544 163840016 166884784 168668203 174080017 191429656 197571784 201243416 225280022 245335568 271661203 295845832 311012552 337336406 348160034 382859312 395143568 402486832 406788019 419840041 427642259 450560044 543322406 591691664 622025104 628672393 674672812 696320068 813576038 839680082 855284518 901120088 1086644812 1257344786 1349345624 1392640136 1627152076 1679360164 1710569036 1802240176 1914880187 2173289624 2514689572 2698691248 2785280272 2959360289 3254304152 3358720328 3421138072 3829760374 4346579248 4618240451 5029379144 5918720578 6508608304 6717440656 6842276144 6915396323 7137280697 7659520748 9236480902 10058758288 11837441156 13830792646 14274561394 15319041496 18472961804 23674882312 27661585292 28549122788 30638082992 32552963179 36945923608 47349764624 55323170584 57098245576 65105926358 73891847216 78510087667 110646341168 114196491152 121333771849 130211852716 157020175334 242667543698 260423705432 314040350668 485335087396 520847410864 628080701336 970670174792 1256161402672 1334671490339 1941340349584 2669342980678 5338685961356 10677371922712 21354743845424
• Sum of all divisors σ(n): 49396634663040
• Sum of proper divisors (its aliquot sum) s(n): 28041890817616
• 21354743845424 is an abundant number, because the sum of its proper divisors (28041890817616) is greater than itself. Its abundance is 6687146972192

Bases of 21354743845424

• Binary: 100110110110000001001111010111101001000110000₂
• Hexadecimal: 0x136C09EBD230
• Base-36: 7KI8F4ENK

Squares and roots of 21354743845424

• 21354743845424 squared (21354743845424²) is 456025084703674206805739776
• 21354743845424 cubed (21354743845424³) is 9738298870934745052584486455893312385024
• The square root of 21354743845424 is 4621119.3281957133
• The cube root of 21354743845424 is 27743.7261342793

Scales and comparisons

• 21,354,743,845,424 seconds is equal to 679,014 years, 41 weeks, 4 days, 2 hours, 23 minutes, 44 seconds.
• To count from 1 to 21,354,743,845,424 would take you about one million, six hundred ninety-seven thousand, five hundred thirty-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 21354743845424 cubic inches would be around 2312 feet tall.

Recreational maths with 21354743845424

• 21354743845424 backwards is 42454834745312
• The number of decimal digits it has is: 14
• The sum of 21354743845424's digits is 56
• More coming soon!