16681334466420

Names of 16681334466420

• Cardinal: 16681334466420 can be written as Sixteen trillion, six hundred eighty-one billion, three hundred thirty-four million, four hundred sixty-six thousand, four hundred twenty.

Scientific notation

• Scientific notation: 1.668133446642 × 10¹³

Factors of 16681334466420

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 88009596

Divisors of 16681334466420

• Number of divisors d(n): 168
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 13 15 18 20 26 27 30 36 39 45 52 54 60 65 78 81 90 108 117 130 135 156 162 180 195 234 243 260 270 324 351 390 405 468 486 540 585 702 729 780 810 972 1053 1170 1215 1404 1458 1620 1755 2106 2340 2430 2916 3159 3510 3645 4212 4860 5265 6318 7020 7290 9477 10530 12636 14580 15795 18954 21060 31590 37908 47385 63180 94770 189540 88009573 176019146 264028719 352038292 440047865 528057438 792086157 880095730 1056114876 1144124449 1320143595 1584172314 1760191460 2288248898 2376258471 2640287190 3168344628 3432373347 3960430785 4576497796 4752516942 5280574380 5720622245 6864746694 7128775413 7920861570 9505033884 10297120041 11441244490 11881292355 13729493388 14257550826 15841723140 17161866735 20594240082 21386326239 22882488980 23762584710 28515101652 30891360123 34323733470 35643877065 41188480164 42772652478 47525169420 51485600205 61782720246 64158978717 68647466940 71287754130 85545304956 92674080369 102971200410 106931631195 123565440492 128317957434 142575508260 154456800615 185348160738 205942400820 213863262390 256635914868 278022241107 308913601230 320794893585 370696321476 427726524780 463370401845 556044482214 617827202460 641589787170 834066723321 926740803690 1112088964428 1283179574340 1390111205535 1668133446642 1853481607380 2780222411070 3336266893284 4170333616605 5560444822140 8340667233210 16681334466420
• Sum of all divisors σ(n): 56562345056616
• Sum of proper divisors (its aliquot sum) s(n): 39881010590196
• 16681334466420 is an abundant number, because the sum of its proper divisors (39881010590196) is greater than itself. Its abundance is 23199676123776

Bases of 16681334466420

• Binary: 11110010101111101101000000111110011101110100₂
• Hexadecimal: 0xF2BED03E774
• Base-36: 5WVARUB90

Squares and roots of 16681334466420

• 16681334466420 squared (16681334466420²) is 278266919580571826107616400
• 16681334466420 cubed (16681334466420³) is 4641863556463915173061380245392041288000
• The square root of 16681334466420 is 4084278.9408192973
• The cube root of 16681334466420 is 25551.1389314997

Scales and comparisons

• 16,681,334,466,420 seconds is equal to 530,414 years, 43 weeks, 3 days, 18 hours, 27 minutes.
• To count from 1 to 16,681,334,466,420 would take you about one million, three hundred twenty-six thousand and thirty-seven 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 16681334466420 cubic inches would be around 2129.3 feet tall.

Recreational maths with 16681334466420

• 16681334466420 backwards is 02466443318661
• 16681334466420 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 16681334466420's digits is 54
• More coming soon!