18193021019397

Names of 18193021019397

• Cardinal: 18193021019397 can be written as Eighteen trillion, one hundred ninety-three billion, twenty-one million, nineteen thousand, three hundred ninety-seven.

Scientific notation

• Scientific notation: 1.8193021019397 × 10¹³

Factors of 18193021019397

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 3041

Divisors of 18193021019397

• Number of divisors d(n): 384
• Complete list of divisors:
  1 3 7 9 21 27 29 31 43 49 63 87 93 127 129 147 189 203 217 261 279 301 381 387 441 609 651 783 837 889 899 903 1143 1161 1247 1323 1333 1421 1519 1827 1953 2107 2667 2697 2709 2801 3429 3683 3741 3937 3999 4263 4557 5461 5481 5859 6223 6293 6321 8001 8091 8127 8403 8729 9331 11049 11223 11811 11997 12789 13671 16383 18669 18879 18963 19607 24003 24273 25209 25781 26187 27559 27993 33147 33669 35433 35991 38227 38367 38657 41013 44051 49149 56007 56637 56889 58821 61103 65317 75627 77343 78561 81229 82677 83979 86831 99441 106299 114173 114681 115971 120443 132153 137249 147447 158369 168021 169291 169911 176463 180467 183309 192913 195951 232029 235683 243687 248031 251937 260493 267589 270599 342519 344043 347913 355727 361329 396459 411747 475107 507873 529389 541401 549927 568603 578739 587853 607817 696087 731061 744093 781479 799211 802767 811797 843101 1027557 1032129 1043739 1067181 1083987 1108583 1185037 1189377 1235241 1425321 1523619 1624203 1649781 1705809 1736217 1763559 1823451 1894193 2193183 2344437 2397633 2408301 2435391 2490089 2518099 2529303 3082671 3201543 3251961 3325749 3492847 3555111 3705723 3733733 3980221 4254719 4275963 4570857 4872609 4909439 5117427 5208651 5470353 5594477 5682579 5901707 7192899 7224903 7306173 7470267 7554297 7587909 7760081 8295259 9604629 9977247 10316083 10478541 10665333 11027537 11201199 11940663 12764157 14728317 15296261 15352281 16411059 16783431 17047737 17430623 17626693 17705121 21578697 22410801 22662891 22763727 23280243 24449929 24885777 26136131 29931741 30948249 31435623 31995999 33082611 33603597 34366073 35821989 38292471 44184951 45888783 50350293 51143211 52291869 52880079 53115363 67232403 67988673 69840729 72212581 73349787 74657331 77192759 78408393 92844747 94306869 99247833 100810791 103098219 107073827 107465967 108278257 114877413 123386851 132554853 137666349 151050879 156875607 158640237 159346089 171149503 182952917 209522187 216637743 220049361 223971993 231578277 235225179 240562511 278534241 297743499 309294657 319798573 321221481 324834771 370160553 412999047 443591569 470626821 474184091 475920711 505488067 513448509 540349313 548858751 649913229 660148083 694734831 705675537 721687533 749516789 757947799 927883971 959395719 963664443 974504313 1110481659 1330774707 1422552273 1516464201 1540345527 1621047939 1646576253 1949739687 2084204493 2165062599 2238590011 2248550367 2273843397 2878187157 2890993329 2923512939 3105140983 3319288637 3331444977 3992324121 4267656819 4549392603 4621036581 4863143817 4939728759 5305634593 6495187797 6715770033 6745651101 6821530191 8634561471 9315422949 9957865911 11976972363 12802970457 13648177809 13751338639 14589431451 15670130077 15916903779 20147310099 20236953303 20464590573 21735986881 23235020459 27946268847 29873597733 41254015917 47010390231 47750711337 60441930297 65207960643 69705061377 83838806541 89620793199 96259370473 123762047751 141031170693 143252134011 195623881929 209115184131 288778111419 371286143253 423093512079 586871645787 627345552393 673815593311 866334334257 2021446779933 2599003002771 6064340339799 18193021019397
• Sum of all divisors σ(n): 34541155123200
• Sum of proper divisors (its aliquot sum) s(n): 16348134103803
• 18193021019397 is a deficient number, because the sum of its proper divisors (16348134103803) is less than itself. Its deficiency is 1844886915594

Bases of 18193021019397

• Binary: 100001000101111100100100011100010010100000101₂
• Hexadecimal: 0x108BE48E2505
• Base-36: 6G5RAZGN9

Squares and roots of 18193021019397

• 18193021019397 squared (18193021019397²) is 330986013812221057050243609
• 18193021019397 cubed (18193021019397³) is 6021635506412163457472931877256364283773
• The square root of 18193021019397 is 4265327.7739696629
• The cube root of 18193021019397 is 26300.7585160991

Scales and comparisons

• 18,193,021,019,397 seconds is equal to 578,481 years, 41 weeks, 1 day, 21 hours, 49 minutes, 57 seconds.
• To count from 1 to 18,193,021,019,397 would take you about one million, four hundred forty-six thousand, two hundred four 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 18193021019397 cubic inches would be around 2191.7 feet tall.

Recreational maths with 18193021019397

• 18193021019397 backwards is 79391012039181
• The number of decimal digits it has is: 14
• The sum of 18193021019397's digits is 54
• More coming soon!