1997279484291

Names of 1997279484291

• Cardinal: 1997279484291 can be written as One trillion, nine hundred ninety-seven billion, two hundred seventy-nine million, four hundred eighty-four thousand, two hundred ninety-one.

Scientific notation

• Scientific notation: 1.997279484291 × 10¹²

Factors of 1997279484291

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 113

Divisors of 1997279484291

• Number of divisors d(n): 324
• Complete list of divisors:
  1 3 7 9 13 21 27 31 39 59 63 81 91 93 117 177 189 217 243 273 279 351 403 413 531 567 651 729 767 819 837 961 1053 1209 1239 1593 1701 1829 1953 2187 2301 2457 2511 2821 2883 3159 3481 3627 3717 4779 5103 5369 5487 5859 6561 6727 6903 7371 7533 8463 8649 9477 10443 10881 11151 12493 12803 14337 15309 16107 16461 17577 20181 20709 22113 22599 23777 24367 25389 25947 28431 31329 32643 33453 37479 38409 43011 45253 45927 48321 49383 52731 56699 60543 62127 66339 67797 71331 73101 76167 77841 85293 87451 93987 97929 100359 107911 112437 115227 129033 135759 144963 148149 158193 166439 170097 181629 186381 199017 203391 213993 219303 228501 233523 262353 281961 293787 301077 316771 323733 337311 345681 387099 396893 407277 434889 444447 474579 499317 510291 544887 559143 597051 641979 657909 685503 700569 737087 755377 787059 845883 881361 903231 950313 971199 1011933 1037043 1190679 1221831 1304667 1333341 1402843 1423737 1497951 1530873 1634661 1677429 1925937 1973727 2056509 2101707 2211261 2266131 2361177 2537649 2644083 2709693 2850939 2913597 3035799 3111129 3345241 3572037 3665493 3914001 4000023 4208529 4493853 4592619 4903983 5032287 5159609 5777811 5921181 6169527 6305121 6633783 6798393 7083531 7612947 8552817 8740791 9107397 9333387 9819901 10035723 10716111 10996479 11742003 12000069 12625587 13481559 13777857 14711949 15478827 17333433 17763543 18508581 19901349 20395179 21250593 22838841 23416687 25658451 26222373 27322191 28000161 29459703 30107169 32148333 32989437 35226009 37876761 40444677 41333571 43488133 44135847 46436481 52000299 53290629 59704047 61185537 63751779 70250061 76975353 78667119 81966573 84000483 88379109 90321507 96444999 98968311 113630283 121334031 124000713 130464399 139309443 156000897 159871887 179112141 183556611 191255337 210750183 230926059 236001357 265137327 270964521 289334997 296904933 304416931 340890849 364002093 372002139 391393197 417928329 537336423 550669833 573766011 632250549 692778177 708004071 795411981 812893563 868004991 913250793 1022672547 1092006279 1174179591 1253784987 1612009269 1652009499 1896751647 2078334531 2386235943 2438680689 2604014973 2739752379 3068017641 3522538773 3761354961 4836027807 4956028497 5690254941 7158707829 7316042067 8219257137 9204052923 10567616319 11284064883 17070764823 21476123487 21948126201 24657771411 31702848957 33852194649 51212294469 64428370461 73973314233 95108546871 153636883407 221919942699 285325640613 665759828097 1997279484291
• Sum of all divisors σ(n): 3875541838896
• Sum of proper divisors (its aliquot sum) s(n): 1878262354605
• 1997279484291 is a deficient number, because the sum of its proper divisors (1878262354605) is less than itself. Its deficiency is 119017129686

Bases of 1997279484291

• Binary: 11101000100000111001000100101100110000011₂
• Hexadecimal: 0x1D107225983
• Base-36: PHJCMX6R

Squares and roots of 1997279484291

• 1997279484291 squared (1997279484291²) is 3989125338369722915772681
• 1997279484291 cubed (1997279484291³) is 7967398198591241059903025137466454171
• The square root of 1997279484291 is 1413251.3875071909
• The cube root of 1997279484291 is 12593.4951817159

Scales and comparisons

• 1,997,279,484,291 seconds is equal to 63,507 years, 16 weeks, 16 hours, 44 minutes, 51 seconds.
• To count from 1 to 1,997,279,484,291 would take you about one hundred fifty-eight thousand, seven hundred sixty-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 1997279484291 cubic inches would be around 1049.5 feet tall.

Recreational maths with 1997279484291

• 1997279484291 backwards is 1924849727991
• The number of decimal digits it has is: 13
• The sum of 1997279484291's digits is 72
• More coming soon!