21664107021375

Names of 21664107021375

• Cardinal: 21664107021375 can be written as Twenty-one trillion, six hundred sixty-four billion, one hundred seven million, twenty-one thousand, three hundred seventy-five.

Scientific notation

• Scientific notation: 2.1664107021375 × 10¹³

Factors of 21664107021375

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 401

Divisors of 21664107021375

• Number of divisors d(n): 480
• Complete list of divisors:
  1 3 5 7 9 13 15 21 25 27 35 39 45 63 65 75 81 91 105 117 125 135 169 175 189 195 225 273 315 325 351 373 375 405 455 507 525 567 585 675 819 845 875 945 975 1053 1119 1125 1183 1365 1521 1575 1625 1755 1865 2025 2197 2275 2457 2535 2611 2625 2835 2925 3357 3375 3549 4095 4225 4563 4725 4849 4875 5265 5595 5915 6591 6825 7371 7605 7833 7875 8775 9325 10071 10125 10647 10985 11375 12285 12675 13055 13689 14175 14547 14625 15379 16785 17745 19773 20475 21125 22815 23499 23625 24245 26325 27975 29575 30213 31941 32955 33943 34125 36855 38025 39165 43641 43875 46137 46625 50355 53235 54925 59319 61425 63037 63375 65275 68445 70497 70875 72735 76895 83925 88725 95823 98865 101829 102375 114075 117495 121225 130923 131625 138411 139129 139875 147875 151065 159705 164775 169715 177957 184275 189111 190125 195825 211491 218205 230685 251775 266175 274625 296595 305487 307125 315185 326375 342225 352485 363675 384475 392769 415233 417387 419625 441259 443625 479115 494325 509145 567333 570375 587475 606125 654615 692055 695645 755325 798525 819481 823875 848575 889785 916461 921375 945555 973903 979125 1057455 1091025 1153425 1245699 1252161 1258875 1323777 1330875 1482975 1527435 1575925 1701999 1711125 1762425 1808677 1818375 1922375 1963845 2076165 2086935 2206295 2395575 2458443 2471625 2545725 2749383 2836665 2921709 2937375 3273075 3460275 3478225 3756483 3776625 3971331 3992625 4097405 4242875 4448925 4582305 4727775 4869515 5105997 5287275 5426031 5455125 5736367 5767125 6228495 6260805 6618885 7375329 7414875 7637175 7879625 8509995 8765127 8812125 9043385 9819225 10380825 10434675 11031475 11269449 11913993 11977875 12292215 12660739 12728625 13746915 14183325 14608545 16278093 16365375 17209101 17301375 17391125 18782415 19856655 20487025 22125987 22244625 22911525 23512801 23638875 24347575 25529985 26295381 26436375 27130155 28681835 31142475 31304025 33094425 35741979 36876645 37982217 38185875 42549975 43825635 45216925 48834279 49096125 51627303 51904125 52173375 55157375 56347245 59569965 61461075 63303695 66377961 68734575 70538403 70916625 73042725 78886143 81390465 86045505 93912075 99283275 102435125 110629935 113946651 114557625 117564005 121737875 127649925 131476905 135650775 143409175 146502837 154881909 155712375 156520125 164589607 165472125 178709895 184383225 189911085 211615209 212749875 219128175 226084625 244171395 258136515 281736225 297849825 305666413 307305375 316518475 331889805 341839953 343672875 352692015 365213625 394430715 406952325 430227525 464645727 469560375 493768821 496416375 553149675 569733255 587820025 634845627 638249625 657384525 678253875 717045875 732514185 774409545 822948035 893549475 916999239 921916125 949555425 1025519859 1058076045 1095640875 1220856975 1290682575 1408681125 1481306463 1489249125 1528332065 1582592375 1659449025 1709199765 1763460075 1904536881 1972153575 2034761625 2139664891 2151137625 2323228635 2468844105 2750997717 2765748375 2848666275 2939100125 3174228135 3286922625 3662570925 3872047725 4114740175 4443919389 4467747375 4584996195 4747777125 5127599295 5290380225 6104284875 6418994673 6453412875 7406532315 7641660325 8252993151 8297245125 8545998825 8817300375 9522684405 9860767875 10698324455 11616143175 12344220525 13331758167 13754988585 14243331375 15871140675 18312854625 19256984019 19360238625 20573700875 22219596945 22924980975 24758979453 25637996475 26451901125 32094973365 37032661575 38208301625 41264965755 42729994125 47613422025 53491622275 57770952057 58080715875 61721102625 66658790835 68774942925 79355703375 96284920095 111097984725 114624904875 123794897265 128189982375 160474866825 173312856171 185163307875 206324828775 238067110125 267458111375 288854760285 333293954175 343874714625 481424600475 555489923625 618974486325 802374334125 866564280855 1031624143875 1444273801425 1666469770875 2407123002375 3094872431625 4332821404275 7221369007125 21664107021375
• Sum of all divisors σ(n): 50137244277120
• Sum of proper divisors (its aliquot sum) s(n): 28473137255745
• 21664107021375 is an abundant number, because the sum of its proper divisors (28473137255745) is greater than itself. Its abundance is 6809030234370

Bases of 21664107021375

• Binary: 100111011010000010001011001110100010000111111₂
• Hexadecimal: 0x13B41167443F
• Base-36: 7OGCPYWXR

Squares and roots of 21664107021375

• 21664107021375 squared (21664107021375²) is 469333533033589574706890625
• 21664107021375 cubed (21664107021375³) is 10167691888359723409127549296656662109375
• The square root of 21664107021375 is 4654471.7231255149
• The cube root of 21664107021375 is 27877.0574963697

Scales and comparisons

• 21,664,107,021,375 seconds is equal to 688,851 years, 30 weeks, 5 days, 9 hours, 56 minutes, 15 seconds.
• To count from 1 to 21,664,107,021,375 would take you about one million, seven hundred twenty-two thousand, one hundred twenty-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 21664107021375 cubic inches would be around 2323.1 feet tall.

Recreational maths with 21664107021375

• 21664107021375 backwards is 57312070146612
• 21664107021375 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21664107021375's digits is 45
• More coming soon!