18420649636275

Names of 18420649636275

• Cardinal: 18420649636275 can be written as Eighteen trillion, four hundred twenty billion, six hundred forty-nine million, six hundred thirty-six thousand, two hundred seventy-five.

Scientific notation

• Scientific notation: 1.8420649636275 × 10¹³

Factors of 18420649636275

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 921

Divisors of 18420649636275

• Number of divisors d(n): 384
• Complete list of divisors:
  1 3 5 9 15 25 27 37 45 71 75 111 127 135 157 185 213 225 333 355 381 471 521 555 635 639 675 785 925 999 1065 1143 1413 1563 1665 1775 1905 1917 2355 2605 2627 2775 3175 3195 3429 3925 4239 4689 4699 4995 5325 5715 5809 7065 7815 7881 8325 9017 9525 9585 11147 11775 13025 13135 14067 14097 15975 17145 17427 19277 19939 21195 23445 23495 23643 24975 27051 28575 29045 33441 35325 36991 39075 39405 42291 45085 47925 52281 55735 57831 59817 65675 66167 70335 70485 70929 81153 81797 85725 87135 96385 99695 100323 105975 110973 117225 117475 118215 126873 135255 145225 156843 167205 173493 179451 184955 197025 198501 211455 225425 243459 245391 261405 278675 289155 299085 300969 330835 332919 333629 351675 352425 354645 405765 408985 412439 435675 481925 498475 501615 520479 538353 554865 591075 595503 634365 676275 736173 737743 784215 836025 867465 897255 924775 992505 998757 1000887 1057275 1217295 1226955 1237317 1307025 1368667 1415669 1445775 1495425 1504845 1654175 1664595 1668145 1773225 1786509 2028825 2044925 2062195 2208519 2213229 2448179 2508075 2602395 2691765 2774325 2977515 3002661 3026489 3171825 3680865 3688715 3711951 3921075 4106001 4247007 4337325 4486275 4697857 4962525 4993785 5004435 5807587 6086475 6134775 6186585 6639687 6843335 7078345 7344537 7524225 8322975 8340725 8932545 9007983 9079467 10310975 10388219 11042595 11066145 11135853 12240895 12318003 12741021 13011975 13458825 14093571 14887575 15013305 15132445 17422761 18404325 18443575 18559755 19919061 20530005 21235035 22033611 23489285 24968925 25022175 27238401 29037935 30932925 31164657 33198435 34216675 35391725 36722685 36954009 38223063 42280713 44662725 45039915 45397335 51941095 52268283 52379753 55212975 55330725 55679265 61204475 61590015 63705105 66100833 70467855 75066525 75662225 81715203 87113805 92798775 93493971 99595305 102650025 106175175 110168055 117446425 126842139 136192005 145189675 155823285 156804849 157139259 165992175 173820709 183613425 184770045 191115315 211403565 214880719 225199575 226986675 259705475 261341415 261898765 278396325 280481913 307950075 318525525 330504165 352339275 384364103 408576015 435569025 467469855 471417777 497976525 521462127 550840275 634210695 644642157 680960025 737563549 779116425 784024245 785696295 869103545 923850225 955576575 1057017825 1074403595 1153092309 1306707075 1309493825 1402409565 1414253331 1564386381 1652520825 1921820515 1933926471 2042880075 2212690647 2337349275 2357088885 2607310635 3171053475 3223210785 3459276927 3687817745 3920121225 3928481475 4345517725 4693159143 5372017975 5765461545 5801779413 6638071941 7012047825 7071266655 7821931905 9609102575 9669632355 10377830781 11063453235 11785444425 13036553175 16116053925 17296384635 18439088725 19914215823 23465795715 27289851313 28827307725 29008897065 33190359705 35356333275 39109659525 48348161775 51889153905 55317266175 81869553939 86481923175 99571079115 117328978575 136449256565 145044485325 165951798525 245608661817 259445769525 409347769695 497855395575 682246282825 736825985451 1228043309085 2046738848475 3684129927255 6140216545425 18420649636275
• Sum of all divisors σ(n): 35815856209920
• Sum of proper divisors (its aliquot sum) s(n): 17395206573645
• 18420649636275 is a deficient number, because the sum of its proper divisors (17395206573645) is less than itself. Its deficiency is 1025443062630

Bases of 18420649636275

• Binary: 100001100000011100100010001110011000110110011₂
• Hexadecimal: 0x10C0E44731B3
• Base-36: 6J2BV6PIR

Squares and roots of 18420649636275

• 18420649636275 squared (18420649636275²) is 339320333022398289795875625
• 18420649636275 cubed (18420649636275³) is 6250500969069752928356578375651388296875
• The square root of 18420649636275 is 4291928.4286058405
• The cube root of 18420649636275 is 26409.9947025489

Scales and comparisons

• 18,420,649,636,275 seconds is equal to 585,719 years, 35 weeks, 2 days, 9 hours, 11 minutes, 15 seconds.
• To count from 1 to 18,420,649,636,275 would take you about one million, four hundred sixty-four thousand, two hundred ninety-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 18420649636275 cubic inches would be around 2200.8 feet tall.

Recreational maths with 18420649636275

• 18420649636275 backwards is 57263694602481
• The number of decimal digits it has is: 14
• The sum of 18420649636275's digits is 63
• More coming soon!