18199947774209916

Names of 18199947774209916

• Cardinal: 18199947774209916 can be written as Eighteen quadrillion, one hundred ninety-nine trillion, nine hundred forty-seven billion, seven hundred seventy-four million, two hundred nine thousand, nine hundred sixteen.

Scientific notation

• Scientific notation: 1.8199947774209916 × 10¹⁶

Factors of 18199947774209916

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 75562

Divisors of 18199947774209916

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 3 4 6 11 12 13 22 26 33 39 44 52 66 78 121 132 143 156 169 242 286 338 363 429 484 507 572 676 726 858 1014 1452 1573 1716 1859 2028 2197 3146 3718 4394 4719 5577 6292 6591 7436 8788 9438 11154 13182 18876 20449 22308 24167 26364 40898 48334 61347 72501 75533 81796 96668 122694 145002 151066 226599 245388 265837 290004 302132 453198 531674 797511 830863 906396 981929 1063348 1595022 1661726 1963858 2492589 2945787 3190044 3323452 3927716 4985178 5891574 9139493 9970356 10801219 11783148 12765077 18278986 21602438 25530154 27418479 32403657 36557972 38295231 43204876 51060308 54836958 64807314 76590462 109673916 118813409 129614628 140415847 153180924 165946001 237626818 280831694 331892002 356440227 421247541 475253636 497838003 561663388 663784004 712880454 842495082 995676006 1425760908 1544574317 1684990164 1825406011 1991352012 3089148634 3650812022 4633722951 5476218033 5705234089 6178297268 7301624044 9267445902 10952436066 11410468178 17115702267 18534891804 20079466121 21904872132 22820936356 34231404534 40158932242 60238398363 62757574979 68462809068 74168043157 80317864484 120476796726 125515149958 148336086314 188272724937 222504129471 240953593452 251030299916 296672172628 376545449874 445008258942 690333324769 753090899748 815848474727 890016517884 964184561041 1380666649538 1631696949454 1928369122082 2070999974307 2447545424181 2761333299076 2892553683123 3263393898908 3856738244164 4141999948614 4895090848362 5785107366246 8283999897228 8974333221997 9790181696724 10606030171451 11570214732492 12534399293533 17948666443994 21212060342902 25068798587066 26922999665991 31818090514353 35897332887988 37603197880599 42424120685804 50137597174132 53845999331982 63636181028706 75206395761198 107691998663964 116666331885961 127272362057412 137878392228863 150412791522396 233332663771922 275756784457726 349998995657883 413635176686589 466665327543844 551513568915452 699997991315766 827270353373178 1399995982631532 1516662314517493 1654540706746356 3033324629034986 4549986943552479 6066649258069972 9099973887104958 18199947774209916
• Sum of all divisors σ(n): 50566843825803760
• Sum of proper divisors (its aliquot sum) s(n): 32366896051593844
• 18199947774209916 is an abundant number, because the sum of its proper divisors (32366896051593844) is greater than itself. Its abundance is 14166948277383928

Bases of 18199947774209916

• Binary: 1000000101010001100000110001110000000110010111101111100₂
• Hexadecimal: 0x40A8C18E032F7C
• Base-36: 4Z7CCL01DOC

Squares and roots of 18199947774209916

• 18199947774209916 squared (18199947774209916²) is 331238098983968475549898032727056
• 18199947774209916 cubed (18199947774209916³) is 6028516102336800895056858853171294392211276687296
• The square root of 18199947774209916 is 134907182.0705254965
• The cube root of 18199947774209916 is 263040.9598251151

Scales and comparisons

• 18,199,947,774,209,916 seconds is equal to 578,702,043 years, 4 weeks, 2 days, 23 hours, 38 minutes, 36 seconds.
• To count from 1 to 18,199,947,774,209,916 would take you about one billion, seven hundred thirty-six million, one hundred six thousand, one hundred twenty-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 18199947774209916 cubic inches would be around 21920.1 feet tall.

Recreational maths with 18199947774209916

• 18199947774209916 backwards is 61990247774999181
• The number of decimal digits it has is: 17
• The sum of 18199947774209916's digits is 93
• More coming soon!