1997084489161138

Names of 1997084489161138

• Cardinal: 1997084489161138 can be written as One quadrillion, nine hundred ninety-seven trillion, eighty-four billion, four hundred eighty-nine million, one hundred sixty-one thousand, one hundred thirty-eight.

Scientific notation

• Scientific notation: 1.997084489161138 × 10¹⁵

Factors of 1997084489161138

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 300

Divisors of 1997084489161138

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 13 26 41 47 82 94 169 197 338 394 533 611 1066 1222 1681 1927 2209 2561 3362 3854 4418 5122 6929 7943 8077 9259 13858 15886 16154 18518 21853 25051 28717 33293 38809 43706 50102 57434 66586 68921 77618 79007 90569 105001 120367 137842 158014 181138 210002 240734 284089 325663 331157 373321 379619 435173 504517 568178 651326 662314 746642 759238 870346 895973 1009034 1027091 1177397 1365013 1564771 1591169 1791946 1824023 2054182 2354794 2730026 3129542 3182338 3239287 3648046 3713329 4305041 4935047 5657249 6478574 6558721 7426658 8610082 9870094 11314498 11647649 13117442 13352183 13577437 15306161 15564379 17842093 20685197 23295298 23712299 26704366 27154874 30612322 31128758 35684186 41370394 42110731 47424598 48273277 55965533 64155611 65237929 73544237 74784943 84221462 85729081 96546554 111931066 128311222 130475858 147088474 149569886 152246489 171458162 176506681 202336927 231947209 268907561 304492978 308259887 353013362 404673854 463894418 537815122 547439503 616519774 627552601 638139539 731525813 848093077 972204259 1094879006 1114478053 1255105202 1276279078 1463051626 1696186154 1944408518 1979204357 2228956106 2294586853 2630380051 2674755089 3015313717 3066182663 3514892321 3958408714 4589173706 5260760102 5349510178 6030627434 6132365326 7029784642 8295814007 9509835569 11025210001 12638655367 14488214689 16591628014 19019671138 22050420002 25277310734 25729656641 28976429378 29992558333 34771816157 39860374619 45693600173 51459313282 59985116666 69543632314 79720749238 91387200346 107845582091 123627862397 125713489183 144110585161 215691164182 247255724794 251426978366 288221170322 389903258329 452033610041 518184870047 594016802249 779806516658 904067220082 1036369740094 1188033604498 1634275359379 1873437607093 3268550718758 3746875214186 5068742358277 5908533991601 10137484716554 11817067983202 21245579671927 24354688892209 42491159343854 48709377784418 76810941890813 153621883781626 998542244580569 1997084489161138
• Sum of all divisors σ(n): 3414457691189244
• Sum of proper divisors (its aliquot sum) s(n): 1417373202028106
• 1997084489161138 is a deficient number, because the sum of its proper divisors (1417373202028106) is less than itself. Its deficiency is 579711287133032

Bases of 1997084489161138

• Binary: 111000110000101011001110111100100000001100110110010₂
• Hexadecimal: 0x71856779019B2
• Base-36: JNWNY5NICY

Squares and roots of 1997084489161138

• 1997084489161138 squared (1997084489161138²) is 3988346456848003521802929455044
• 1997084489161138 cubed (1997084489161138³) is 7965064846371929835373577320925875659042880072
• The square root of 1997084489161138 is 44688751.2598096435
• The cube root of 1997084489161138 is 125930.8533252387

Scales and comparisons

• 1,997,084,489,161,138 seconds is equal to 63,501,109 years, 19 weeks, 17 hours, 38 minutes, 58 seconds.
• To count from 1 to 1,997,084,489,161,138 would take you about one hundred ninety million, five hundred three thousand, three hundred twenty-eight 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 1997084489161138 cubic inches would be around 10494.2 feet tall.

Recreational maths with 1997084489161138

• 1997084489161138 backwards is 8311619844807991
• The number of decimal digits it has is: 16
• The sum of 1997084489161138's digits is 79
• More coming soon!