18007785505899

Names of 18007785505899

• Cardinal: 18007785505899 can be written as Eighteen trillion, seven billion, seven hundred eighty-five million, five hundred five thousand, eight hundred ninety-nine.

Scientific notation

• Scientific notation: 1.8007785505899 × 10¹³

Factors of 18007785505899

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 147

Divisors of 18007785505899

• Number of divisors d(n): 486
• Complete list of divisors:
  1 3 7 9 17 19 21 27 49 51 57 63 81 101 119 133 147 153 171 189 243 289 303 323 357 399 441 459 513 567 707 729 833 867 909 931 969 1071 1197 1323 1377 1539 1701 1717 1919 2023 2121 2187 2261 2499 2601 2727 2793 2907 3213 3591 3969 4131 4617 4949 5103 5151 5491 5757 6069 6363 6561 6783 7497 7803 8181 8379 8721 9639 10201 10773 11907 12019 12393 13433 13851 14161 14847 15309 15453 15827 16473 17271 18207 19089 20349 22491 23409 24543 25137 26163 28917 29189 30603 32319 32623 35721 36057 37179 38437 40299 41553 42483 44541 45927 46359 47481 49419 51813 54621 57267 61047 67473 70227 71407 73629 75411 78489 84133 86751 87567 91809 94031 96957 97869 107163 108171 111537 115311 120897 124659 127449 133623 139077 142443 148257 155439 163863 171801 173417 183141 193819 202419 204323 210681 214221 220887 226233 228361 235467 252399 260253 262701 269059 275427 282093 290871 293607 321489 324513 345933 362691 382347 400869 417231 427329 444771 466317 491589 499849 515403 520251 549423 554591 581457 607257 612969 632043 642663 662661 678699 685083 706401 757197 780759 788103 807177 826281 846279 872613 880821 973539 1037799 1088073 1147041 1202607 1213919 1251693 1281987 1334313 1356733 1398951 1430261 1474767 1499547 1546209 1560753 1598527 1648269 1663773 1744371 1821771 1838907 1896129 1927989 2036097 2055249 2119203 2271591 2364309 2421531 2478843 2538837 2642463 2920617 2948089 3113397 3264219 3294923 3441123 3607821 3641757 3755079 3845961 3882137 4002939 4070199 4196853 4290783 4424301 4498641 4638627 4682259 4795581 4944807 4991319 5233113 5465313 5516721 5783967 6108291 6165747 6814773 7092927 7264593 7436529 7616511 7927389 8497433 8761851 8844267 9340191 9497131 9792657 9884769 10323369 10823463 10925271 11265237 11537883 11646411 12008817 12210597 12590559 12872349 13272903 13495923 14046777 14386743 14834421 14973957 15699339 16550163 17351901 18497241 20444319 20636623 21278781 21793779 22309587 22849533 23064461 23782167 25492299 26285553 26532801 27174959 28020573 28491393 29377971 29654307 30970107 32470389 32775813 34613649 34939233 36026451 36631791 38617047 40487769 42140331 43160229 44921871 47098017 49650489 52055703 55491723 56013691 61332957 61909869 63836343 65381337 66928761 68548599 69193383 71346501 76476897 78856659 79598403 81524877 84061719 85474179 88133913 88962921 92910321 98327439 103840947 104817699 109895373 115851141 121463307 126420993 129480687 134765613 141294051 144456361 148951467 156167109 161451227 166475169 168041073 183998871 185729607 191509029 196144011 205645797 207580149 214039503 229430691 238795209 244574631 252185157 256422537 266888763 294982317 314453097 329686119 347553423 364389921 379262979 388442061 392095837 404296839 423882153 433369083 446854401 468501327 484353681 499425507 504123219 551996613 557188821 588432033 616937391 622740447 688292073 716385627 733723893 769267611 800666289 884946951 943359291 989058357 1042660269 1093169763 1137788937 1165326183 1176287511 1212890517 1271646459 1300107249 1340563203 1453061043 1498276521 1512369657 1671566463 1765296099 1868221341 2064876219 2149156881 2201171679 2307802833 2401998867 2654840853 2744670859 2830077873 2967175071 3127980807 3279509289 3495978549 3528862533 3638671551 3900321747 4359183129 4537108971 5014699389 5604664023 6194628657 6447470643 6603515037 6923408499 7205996601 7964522559 8234012577 8490233619 8901525213 9383942421 10487935647 10586587599 11700965241 13077549387 13611326913 15044098167 16813992069 18583885971 19342411929 19810545111 20770225497 21617989803 24702037731 25470700857 31759762797 35102895723 39232648161 40833980739 45132294501 50441976207 55751657913 59431635333 62310676491 74106113193 95279288391 105308687169 117697944483 122501942217 135396883503 151325928621 178294905999 222318339579 285837865173 315926061507 353093833449 367505826651 666955018737 857513595519 947778184521 1059281500347 2000865056211 2572540786557 6002595168633 18007785505899
• Sum of all divisors σ(n): 35485110213540
• Sum of proper divisors (its aliquot sum) s(n): 17477324707641
• 18007785505899 is a deficient number, because the sum of its proper divisors (17477324707641) is less than itself. Its deficiency is 530460798258

Bases of 18007785505899

• Binary: 100000110000011000011101010001000010001101011₂
• Hexadecimal: 0x1060C3A8846B
• Base-36: 6DSNUJJOR

Squares and roots of 18007785505899

• 18007785505899 squared (18007785505899²) is 324280338826466103363798201
• 18007785505899 cubed (18007785505899³) is 5839570785367253031133430012636931087699
• The square root of 18007785505899 is 4243558.1185956437
• The cube root of 18007785505899 is 26211.1918784875

Scales and comparisons

• 18,007,785,505,899 seconds is equal to 572,591 years, 45 weeks, 4 days, 8 hours, 31 minutes, 39 seconds.
• To count from 1 to 18,007,785,505,899 would take you about one million, four hundred thirty-one thousand, four hundred seventy-nine 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 18007785505899 cubic inches would be around 2184.3 feet tall.

Recreational maths with 18007785505899

• 18007785505899 backwards is 99850558770081
• The number of decimal digits it has is: 14
• The sum of 18007785505899's digits is 72
• More coming soon!