997685647682896440

Names of 997685647682896440

• Cardinal: 997685647682896440 can be written as Nine hundred ninety-seven quadrillion, six hundred eighty-five trillion, six hundred forty-seven billion, six hundred eighty-two million, eight hundred ninety-six thousand, four hundred forty.

Scientific notation

• Scientific notation: 9.9768564768289644 × 10¹⁷

Factors of 997685647682896440

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 1341948

Divisors of 997685647682896440

• Number of divisors d(n): 336
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 18 19 20 24 27 30 36 38 40 45 54 57 60 72 76 81 90 95 108 114 120 135 152 162 171 180 190 216 228 243 270 285 324 342 360 380 405 456 486 513 540 570 648 684 729 760 810 855 972 1026 1080 1140 1215 1368 1458 1539 1620 1710 1944 2052 2280 2430 2565 2916 3078 3240 3420 3645 4104 4617 4860 5130 5832 6156 6840 7290 7695 9234 9720 10260 12312 13851 14580 15390 18468 20520 23085 27702 29160 30780 36936 46170 55404 61560 69255 92340 110808 138510 184680 277020 554040 1341919 2683838 4025757 5367676 6709595 8051514 10735352 12077271 13419190 16103028 20128785 24154542 25496461 26838380 32206056 36231813 40257570 48309084 50992922 53676760 60386355 72463626 76489383 80515140 96618168 101985844 108695439 120772710 127482305 144927252 152978766 161030280 181159065 203971688 217390878 229468149 241545420 254964610 289854504 305957532 326086317 362318130 382446915 434781756 458936298 483090840 509929220 543477195 611915064 652172634 688404447 724636260 764893830 869563512 917872596 978258951 1019858440 1086954390 1147340745 1304345268 1376808894 1449272520 1529787660 1630431585 1835745192 1956517902 2065213341 2173908780 2294681490 2608690536 2753617788 3059575320 3260863170 3442022235 3913035804 4130426682 4347817560 4589362980 4891294755 5507235576 6195640023 6521726340 6884044470 7826071608 8260853364 9178725960 9782589510 10326066705 12391280046 13043452680 13768088940 16521706728 18586920069 19565179020 20652133410 24782560092 27536177880 30978200115 37173840138 39130358040 41304266820 49565120184 61956400230 74347680276 82608533640 92934600345 123912800460 148695360552 185869200690 247825600920 371738401380 743476802760 1800746602561 3601493205122 5402239807683 7202986410244 9003733012805 10804479615366 14405972820488 16206719423049 18007466025610 21608959230732 27011199038415 32413438846098 34214185448659 36014932051220 43217918461464 48620158269147 54022398076830 64826877692196 68428370897318 72029864102440 81033597115245 97240316538294 102642556345977 108044796153660 129653755384392 136856741794636 145860474807441 162067194230490 171070927243295 194480633076588 205285112691954 216089592307320 243100791345735 273713483589272 291720949614882 307927669037931 324134388460980 342141854486590 388961266153176 410570225383908 437581424422323 486201582691470 513212781729885 583441899229764 615855338075862 648268776921960 684283708973180 729302374037205 821140450767816 875162848844646 923783007113793 972403165382940 1026425563459770 1166883798459528 1231710676151724 1312744273266969 1368567417946360 1458604748074410 1539638345189655 1750325697689292 1847566014227586 1944806330765880 2052851126919540 2187907122111615 2463421352303448 2625488546533938 2771349021341379 2917209496148820 3079276690379310 3500651395378584 3695132028455172 4105702253839080 4375814244223230 4618915035568965 5250977093067876 5542698042682758 5834418992297640 6158553380758620 6563721366334845 7390264056910344 8314047064024137 8751628488446460 9237830071137930 10501954186135752 11085396085365516 12317106761517240 13127442732669690 13856745106706895 16628094128048274 17503256976892920 18475660142275860 22170792170731032 24942141192072411 26254885465339380 27713490213413790 33256188256096548 36951320284551720 41570235320120685 49884282384144822 52509770930678760 55426980426827580 66512376512193096 83140470640241370 99768564768289644 110853960853655160 124710705960362055 166280941280482740 199537129536579288 249421411920724110 332561882560965480 498842823841448220 997685647682896440
• Sum of all divisors σ(n): 3542791505971919400
• Sum of proper divisors (its aliquot sum) s(n): 2545105858289022960
• 997685647682896440 is an abundant number, because the sum of its proper divisors (2545105858289022960) is greater than itself. Its abundance is 1547420210606126520

Bases of 997685647682896440

• Binary: 110111011000011111011100111110000011101001010000001000111000₂
• Hexadecimal: 0xDD87DCF83A50238
• Base-36: 7KVM1N7YBVI0

Squares and roots of 997685647682896440

• 997685647682896440 squared (997685647682896440²) is 995376651592440562617140907764673600
• 997685647682896440 cubed (997685647682896440³) is 993072999332436814855324230976208313250683159201984000
• The square root of 997685647682896440 is 998842153.5372325481
• The cube root of 997685647682896440 is 999227.9533249581

Scales and comparisons

• 997,685,647,682,896,440 seconds is equal to 31,723,317,551 years, 51 weeks, 1 day, 9 hours, 54 minutes.
• To count from 1 to 997,685,647,682,896,440 would take you about ninety-five billion, one hundred sixty-nine million, nine hundred fifty-two thousand, six hundred fifty-five 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 997685647682896440 cubic inches would be around 83269 feet tall.

Recreational maths with 997685647682896440

• 997685647682896440 backwards is 044698286746586799
• 997685647682896440 is a Harshad number.
• The number of decimal digits it has is: 18
• The sum of 997685647682896440's digits is 108
• More coming soon!