18018404915967

Names of 18018404915967

• Cardinal: 18018404915967 can be written as Eighteen trillion, eighteen billion, four hundred four million, nine hundred fifteen thousand, nine hundred sixty-seven.

Scientific notation

• Scientific notation: 1.8018404915967 × 10¹³

Factors of 18018404915967

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 239

Divisors of 18018404915967

• Number of divisors d(n): 252
• Complete list of divisors:
  1 3 9 27 31 47 61 81 93 97 141 183 243 279 291 423 549 729 837 873 1269 1457 1647 1891 2209 2511 2619 2867 3007 3721 3807 4371 4559 4941 5673 5917 6627 7533 7857 8601 9021 11163 11421 13113 13677 14823 17019 17751 19881 22599 23571 25803 27063 33489 34263 39339 41031 44469 51057 53253 59643 68479 70713 77409 81189 88877 100467 115351 118017 123093 134749 141329 153171 159759 174887 178929 183427 205437 214273 232227 243567 266631 278099 301401 346053 354051 360937 369279 404247 423987 459513 479277 524661 536787 550281 616311 642819 696681 730701 799893 834297 904203 1038159 1062153 1082811 1107837 1212741 1271961 1378539 1437831 1573983 1610361 1650843 1848933 1928457 2090043 2192103 2399679 2502891 2712609 3114477 3248433 3323511 3638223 3815883 4177219 4313493 4721949 4952529 5421497 5546799 5785371 6642463 7199037 7508673 8219689 8621069 9343431 9745299 10914669 11189047 11447649 12531657 13070653 14165847 14857587 16264491 16640397 16964039 17356113 19927389 21597111 22526019 24659067 25863207 28030293 29235897 32744007 33567141 34342947 37594971 39211959 42497541 44572761 48793473 49921191 50892117 52068339 59782167 64791333 67578057 73977201 77589621 84090879 87707691 98232021 100701423 103028841 112784913 117635877 127492623 133718283 146380419 152676351 156205017 179346501 202734171 221931603 232768863 254810359 263123073 302104269 338354739 352907631 405190243 439141257 458029053 525885209 538039503 665794809 698306589 764431077 797309833 906312807 1015064217 1058722893 1215570729 1317423771 1374087159 1577655627 1614118509 1997384427 2094919767 2293293231 2391929499 2718938421 3045192651 3176168679 3646712187 3952271313 4122261477 4732966881 4842355527 5992153281 6284759301 6879879693 7175788497 8156815263 9528506037 10940136561 12366784431 14198900643 20639639079 21527365491 24716604823 32820409683 42596701929 61918917237 64582096473 74149814469 98461229049 127790105787 185756751711 193746289419 222449443407 295383687147 383370317361 581238868257 667348330221 2002044990663 6006134971989 18018404915967
• Sum of all divisors σ(n): 29266050410688
• Sum of proper divisors (its aliquot sum) s(n): 11247645494721
• 18018404915967 is a deficient number, because the sum of its proper divisors (11247645494721) is less than itself. Its deficiency is 6770759421246

Bases of 18018404915967

• Binary: 100000110001100111100100111111101101011111111₂
• Hexadecimal: 0x10633C9FDAFF
• Base-36: 6DXJH2CXR

Squares and roots of 18018404915967

• 18018404915967 squared (18018404915967²) is 324662915715743752331545089
• 18018404915967 cubed (18018404915967³) is 5849907876564737009388378949686316536063
• The square root of 18018404915967 is 4244809.1730921193
• The cube root of 18018404915967 is 26216.3432188677

Scales and comparisons

• 18,018,404,915,967 seconds is equal to 572,929 years, 28 weeks, 1 day, 4 hours, 39 minutes, 27 seconds.
• To count from 1 to 18,018,404,915,967 would take you about one million, four hundred thirty-two thousand, three hundred twenty-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 18018404915967 cubic inches would be around 2184.7 feet tall.

Recreational maths with 18018404915967

• 18018404915967 backwards is 76951940481081
• The number of decimal digits it has is: 14
• The sum of 18018404915967's digits is 63
• More coming soon!