21423493751860000

Names of 21423493751860000

• Cardinal: 21423493751860000 can be written as Twenty-one quadrillion, four hundred twenty-three trillion, four hundred ninety-three billion, seven hundred fifty-one million, eight hundred sixty thousand.

Scientific notation

• Scientific notation: 2.142349375186 × 10¹⁶

Factors of 21423493751860000

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 5230790

Divisors of 21423493751860000

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 4 5 8 10 16 20 25 32 40 50 80 100 125 127 160 200 250 254 400 500 508 625 635 800 1000 1016 1250 1270 1613 2000 2032 2500 2540 3175 3226 4000 4064 5000 5080 6350 6452 8065 10000 10160 12700 12904 15875 16130 20000 20320 25400 25808 31750 32260 40325 50800 51616 63500 64520 79375 80650 101600 127000 129040 158750 161300 201625 204851 254000 258080 317500 322600 403250 409702 508000 635000 645200 806500 819404 1008125 1024255 1270000 1290400 1613000 1638808 2016250 2048510 2540000 3226000 3277616 4032500 4097020 5121275 5229043 6452000 6555232 8065000 8194040 10242550 10458086 16130000 16388080 20485100 20916172 25606375 26145215 32260000 32776160 40970200 41832344 51212750 52290430 81940400 83664688 102425500 104580860 128031875 130726075 163880800 167329376 204851000 209161720 256063750 261452150 409702000 418323440 512127500 522904300 653630375 664088461 819404000 836646880 1024255000 1045808600 1307260750 1328176922 2048510000 2091617200 2614521500 2656353844 3268151875 3320442305 4097020000 4183234400 5229043000 5312707688 6536303750 6640884610 8434446359 10458086000 10625415376 13072607500 13281769220 16602211525 16868892718 20916172000 21250830752 26145215000 26563538440 33204423050 33737785436 42172231795 52290430000 53127076880 66408846100 67475570872 83011057625 84344463590 104580860000 106254153760 132817692200 134951141744 166022115250 168688927180 210861158975 265635384400 269902283488 332044230500 337377854360 415055288125 421722317950 531270768800 664088461000 674755708720 830110576250 843444635900 1054305794875 1071174687593 1328176922000 1349511417440 1660221152500 1686889271800 2108611589750 2142349375186 2656353844000 3320442305000 3373778543600 4217223179500 4284698750372 5271528974375 5355873437965 6640884610000 6747557087200 8434446359000 8569397500744 10543057948750 10711746875930 13281769220000 16868892718000 17138795001488 21086115897500 21423493751860 26779367189825 33737785436000 34277590002976 42172231795000 42846987503720 53558734379650 84344463590000 85693975007440 107117468759300 133896835949125 168688927180000 171387950014880 214234937518600 267793671898250 428469875037200 535587343796500 669484179745625 856939750074400 1071174687593000 1338968359491250 2142349375186000 2677936718982500 4284698750372000 5355873437965000 10711746875930000 21423493751860000
• Sum of all divisors σ(n): 53152950811935744
• Sum of proper divisors (its aliquot sum) s(n): 31729457060075744
• 21423493751860000 is an abundant number, because the sum of its proper divisors (31729457060075744) is greater than itself. Its abundance is 10305963308215744

Bases of 21423493751860000

• Binary: 1001100000111001000110111010110111011010110101100100000₂
• Hexadecimal: 0x4C1C8DD6ED6B20
• Base-36: 5UXZT5TN21S

Squares and roots of 21423493751860000

• 21423493751860000 squared (21423493751860000²) is 458966084535984459253459600000000
• 21423493751860000 cubed (21423493751860000³) is 9832657044372311630150552500688934856000000000000
• The square root of 21423493751860000 is 146367666.3469770567
• The cube root of 21423493751860000 is 277734.6715042235

Scales and comparisons

• 21,423,493,751,860,000 seconds is equal to 681,200,834 years, 4 weeks, 5 days, 11 hours, 46 minutes, 40 seconds.
• To count from 1 to 21,423,493,751,860,000 would take you about two billion, forty-three million, six hundred two thousand, five hundred two 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 21423493751860000 cubic inches would be around 23144.6 feet tall.

Recreational maths with 21423493751860000

• 21423493751860000 backwards is 00006815739432412
• The number of decimal digits it has is: 17
• The sum of 21423493751860000's digits is 55
• More coming soon!