18973849409963888

Names of 18973849409963888

• Cardinal: 18973849409963888 can be written as Eighteen quadrillion, nine hundred seventy-three trillion, eight hundred forty-nine billion, four hundred nine million, nine hundred sixty-three thousand, eight hundred eighty-eight.

Scientific notation

• Scientific notation: 1.8973849409963888 × 10¹⁶

Factors of 18973849409963888

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 3243

Divisors of 18973849409963888

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 4 8 11 16 22 23 41 44 46 82 88 92 164 176 184 253 328 368 451 506 656 902 943 1012 1187 1681 1804 1886 1979 2024 2374 3362 3608 3772 3958 4048 4748 6724 7216 7544 7916 9496 10373 13057 13448 15088 15832 18491 18992 20746 21769 26114 26896 27301 31664 36982 38663 41492 43538 45517 48667 52228 54602 73964 77326 81139 82984 87076 91034 97334 104456 109204 147928 154652 162278 165968 174152 182068 194668 208912 218408 295856 300311 309304 324556 348304 364136 389336 425293 436816 500687 535337 600622 618608 649112 728272 778672 850586 892529 1001374 1070674 1119341 1201244 1298224 1408969 1701172 1785058 1866197 1995347 2002748 2141348 2238682 2349073 2402488 2817938 3326699 3402344 3570116 3732394 3990694 4005496 4282696 4477364 4698146 4804976 5635876 6653398 6804688 7140232 7464788 7981388 8010992 8565392 8954728 9396292 11271752 12312751 13306796 14280464 14929576 15498659 15962776 17909456 18792584 20528167 21948817 22543504 24625502 25839803 26613592 29859152 30997318 31925552 32406287 36593689 37585168 41056334 43897634 45892981 49251004 51679606 53227184 54028679 57767729 61994636 64812574 73187378 76514077 82112668 87795268 91785962 96311993 98502008 103359212 108057358 115535458 123989272 129625148 146374756 153028154 164225336 175590536 183571924 192623986 197004016 206718424 216114716 231070916 247978544 259250296 292749512 306056308 328450672 351181072 356469157 367143848 385247972 413436848 432229432 462141832 504822791 518500592 585499024 594315469 612112616 635445019 712938314 734287696 770495944 841654847 864458864 924283664 1009645582 1059431923 1188630938 1224225232 1270890038 1328657767 1425876628 1540991888 1683309694 2019291164 2118863846 2215175839 2368476889 2377261876 2541780076 2657315534 2788349651 2851753256 3366619388 3948791713 4038582328 4237727692 4430351678 4736953778 4754523752 5083560152 5314631068 5576699302 5703506512 6733238776 7897583426 8077164656 8475455384 8860703356 9473907556 9509047504 10167120304 10629262136 11153398604 13466477552 14615235437 15795166852 16950910768 17721406712 18947815112 21258524272 22306797208 24366934229 26053245779 29230470874 30671846161 31590333704 35442813424 37895630224 43436708843 44613594416 48733868458 52106491558 54474968447 58460941748 61343692322 63180667408 64132041973 86873417686 90822209399 97467736916 104212983116 108949936894 114322335691 116921883496 122687384644 128264083946 173746835372 181644418798 194935473832 208425966232 217899873788 228644671382 233843766992 245374769288 256528167892 347493670744 363288837596 389870947664 416851932464 435799747576 457289342764 490749538576 513056335784 599224652917 694987341488 705452461703 726577675192 871599495152 914578685528 999044303389 1026112671568 1198449305834 1257545692601 1410904923406 1453155350384 1829157371056 1998088606778 2396898611668 2515091385202 2629413720893 2821809846812 3996177213556 4687215763331 4793797223336 5030182770404 5258827441786 5643619693624 7992354427112 9374431526662 9587594446672 10060365540808 10517654883572 11287239387248 15984708854224 18748863053324 20120731081616 21035309767144 28923550929823 37497726106648 42070619534288 51559373396641 57847101859646 74995452213296 103118746793282 107805962556613 115694203719292 206237493586564 215611925113226 231388407438584 412474987173128 431223850226452 462776814877168 824949974346256 862447700452904 1185865588122743 1724895400905808 2371731176245486 4743462352490972 9486924704981944 18973849409963888
• Sum of all divisors σ(n): 42950885001171840
• Sum of proper divisors (its aliquot sum) s(n): 23977035591207952
• 18973849409963888 is an abundant number, because the sum of its proper divisors (23977035591207952) is greater than itself. Its abundance is 5003186181244064

Bases of 18973849409963888

• Binary: 1000011011010001001110110010010000110100100011101110000₂
• Hexadecimal: 0x43689D921A4770
• Base-36: 56TO234F1WW

Squares and roots of 18973849409963888

• 18973849409963888 squared (18973849409963888²) is 360006961431986980800213464076544
• 18973849409963888 cubed (18973849409963888³) is 6830717872749198359392579649392133260624307843072
• The square root of 18973849409963888 is 137745596.6990011917
• The cube root of 18973849409963888 is 266717.6871247841

Scales and comparisons

• 18,973,849,409,963,888 seconds is equal to 603,309,721 years, 13 weeks, 6 days, 5 hours, 58 minutes, 8 seconds.
• To count from 1 to 18,973,849,409,963,888 would take you about one billion, eight hundred nine million, nine hundred twenty-nine thousand, one hundred sixty-three 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 18973849409963888 cubic inches would be around 22226.5 feet tall.

Recreational maths with 18973849409963888

• 18973849409963888 backwards is 88836990494837981
• The number of decimal digits it has is: 17
• The sum of 18973849409963888's digits is 104
• More coming soon!