21243798291456

Names of 21243798291456

• Cardinal: 21243798291456 can be written as Twenty-one trillion, two hundred forty-three billion, seven hundred ninety-eight million, two hundred ninety-one thousand, four hundred fifty-six.

Scientific notation

• Scientific notation: 2.1243798291456 × 10¹³

Factors of 21243798291456

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 15394

Divisors of 21243798291456

• Number of divisors d(n): 352
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 16 18 24 26 27 32 36 39 48 52 54 64 72 78 96 104 108 117 128 144 156 192 208 216 234 256 288 312 351 384 416 432 468 512 576 624 702 768 832 864 936 1024 1152 1248 1404 1536 1664 1728 1872 2304 2496 2808 3072 3328 3456 3744 4608 4992 5616 6656 6912 7488 7673 7703 9216 9984 11232 13312 13824 14976 15346 15406 19968 22464 23019 23109 27648 29952 30692 30812 39936 44928 46038 46218 59904 61384 61624 69057 69327 89856 92076 92436 99749 100139 119808 122768 123248 138114 138654 179712 184152 184872 199498 200278 207171 207981 245536 246496 276228 277308 299247 300417 359424 368304 369744 398996 400556 414342 415962 491072 492992 552456 554616 598494 600834 736608 739488 797992 801112 828684 831924 897741 901251 982144 985984 1104912 1109232 1196988 1201668 1473216 1478976 1595984 1602224 1657368 1663848 1795482 1802502 1964288 1971968 2209824 2218464 2393976 2403336 2693223 2703753 2946432 2957952 3191968 3204448 3314736 3327696 3590964 3605004 3928576 3943936 4419648 4436928 4787952 4806672 5386446 5407506 5892864 5915904 6383936 6408896 6629472 6655392 7181928 7210008 7857152 7887872 8839296 8873856 9575904 9613344 10772892 10815012 11785728 11831808 12767872 12817792 13258944 13310784 14363856 14420016 17678592 17747712 19151808 19226688 21545784 21630024 23571456 23663616 25535744 25635584 26517888 26621568 28727712 28840032 35357184 35495424 38303616 38453376 43091568 43260048 51071488 51271168 53035776 53243136 57455424 57680064 59105119 70714368 70990848 76607232 76906752 86183136 86520096 102142976 102542336 106071552 106486272 114910848 115360128 118210238 153214464 153813504 172366272 173040192 177315357 212143104 212972544 229821696 230720256 236420476 306428928 307627008 344732544 346080384 354630714 459643392 461440512 472840952 531946071 689465088 692160768 709261428 768366547 919286784 922881024 945681904 1063892142 1378930176 1384321536 1418522856 1536733094 1595838213 1891363808 2127784284 2305099641 2757860352 2768643072 2837045712 3073466188 3191676426 3782727616 4255568568 4610199282 5674091424 6146932376 6383352852 6915298923 7565455232 8511137136 9220398564 11348182848 12293864752 12766705704 13830597846 15130910464 17022274272 18440797128 20745896769 22696365696 24587729504 25533411408 27661195692 30261820928 34044548544 36881594256 41491793538 45392731392 49175459008 51066822816 55322391384 60523641856 68089097088 73763188512 82983587076 90785462784 98350918016 102133645632 110644782768 136178194176 147526377024 165967174152 181570925568 196701836032 204267291264 221289565536 272356388352 295052754048 331934348304 393403672064 408534582528 442579131072 544712776704 590105508096 663868696608 786807344128 817069165056 885158262144 1180211016192 1327737393216 1634138330112 1770316524288 2360422032384 2655474786432 3540633048576 5310949572864 7081266097152 10621899145728 21243798291456
• Sum of all divisors σ(n): 67771006974720
• Sum of proper divisors (its aliquot sum) s(n): 46527208683264
• 21243798291456 is an abundant number, because the sum of its proper divisors (46527208683264) is greater than itself. Its abundance is 25283410391808

Bases of 21243798291456

• Binary: 100110101001000110101000011010000010000000000₂
• Hexadecimal: 0x1352350D0400
• Base-36: 7J39L05C0

Squares and roots of 21243798291456

• 21243798291456 squared (21243798291456²) is 451298965848068864722599936
• 21243798291456 cubed (21243798291456³) is 9587304199619065042470998111787014946816
• The square root of 21243798291456 is 4609099.5098235837
• The cube root of 21243798291456 is 27695.5964846641

Scales and comparisons

• 21,243,798,291,456 seconds is equal to 675,487 years, 3 weeks, 6 days, 57 minutes, 36 seconds.
• To count from 1 to 21,243,798,291,456 would take you about one million, six hundred eighty-eight thousand, seven hundred seventeen 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 21243798291456 cubic inches would be around 2308 feet tall.

Recreational maths with 21243798291456

• 21243798291456 backwards is 65419289734212
• The number of decimal digits it has is: 14
• The sum of 21243798291456's digits is 63
• More coming soon!