1990648838178

Names of 1990648838178

• Cardinal: 1990648838178 can be written as One trillion, nine hundred ninety billion, six hundred forty-eight million, eight hundred thirty-eight thousand, one hundred seventy-eight.

Scientific notation

• Scientific notation: 1.990648838178 × 10¹²

Factors of 1990648838178

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 516

Divisors of 1990648838178

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 6 7 9 11 13 14 18 21 22 23 26 33 39 42 46 63 66 69 77 78 91 99 117 126 138 143 154 161 182 198 207 231 234 253 273 286 299 322 414 429 457 462 483 506 529 546 598 693 759 819 858 897 914 966 1001 1058 1287 1371 1386 1449 1518 1587 1638 1771 1794 2002 2093 2277 2574 2691 2742 2898 3003 3174 3199 3289 3542 3703 4113 4186 4554 4761 5027 5313 5382 5819 5941 6006 6279 6398 6578 6877 7406 8226 9009 9522 9597 9867 10054 10511 10626 11109 11638 11882 12558 13754 15081 15939 17457 17823 18018 18837 19194 19734 20631 21022 22218 23023 28791 29601 30162 31533 31878 33327 34914 35189 35646 37674 40733 41262 41587 45243 46046 48139 52371 53469 57582 59202 61893 63066 65351 66654 69069 70378 73577 75647 81466 83174 90486 94599 96278 104742 105567 106938 115621 122199 123786 124761 130702 136643 138138 144417 147154 151294 189198 196053 207207 208849 211134 220731 226941 231242 241753 244398 249522 273286 288834 316701 346863 366597 374283 392106 409929 414414 417698 433251 441462 453882 457457 483506 529529 588159 626547 633402 662193 680823 693726 725259 733194 748566 809347 819858 866502 914914 956501 1040589 1059058 1176318 1229787 1253094 1324386 1361646 1372371 1450518 1461943 1503073 1588587 1618694 1692271 1879641 1913002 2081178 2175777 2297339 2428041 2459574 2659283 2715037 2744742 2869503 2923886 3006146 3142789 3177174 3384542 3759282 4117113 4351554 4385829 4509219 4594678 4765761 4803527 4856082 5076813 5318566 5430074 5739006 6285578 6892017 7284123 7977849 8145111 8234226 8608509 8771658 9018438 9428367 9531522 9607054 10153626 10521511 13157487 13527657 13784034 14410581 14568246 15230439 15955698 16081373 16290222 17217018 18614981 18856734 19005259 20676051 21043022 21999523 23933547 24435333 26314974 27055314 28285101 28821162 29865407 30460878 31564533 32162746 33624689 34570679 37229962 38010518 41352102 43231743 43999046 47867094 48244119 48870666 52838797 55844943 56570202 57015777 59730814 62445851 63129066 65998569 67249378 69141358 86463486 89596221 94693599 96488238 100874067 103712037 105677594 110481121 111689886 114031554 124891702 131997138 144732357 158516391 167534829 171047331 179192442 187337553 189387198 197995707 201748134 207424074 209057849 220962242 241994753 268788663 289464714 302622201 311136111 317032782 331443363 335069658 342094662 369871579 374675106 395991414 418115698 437120957 475549173 483989506 537577326 562012659 605244402 622272222 627173547 662886726 686904361 725984259 739743158 773367847 874241914 951098346 994330089 1109614737 1124025318 1215292331 1254347094 1311362871 1373808722 1436254573 1451968518 1546735694 1881520641 1988660178 2060713083 2177952777 2219229474 2320103541 2430584662 2622725742 2872509146 3328844211 3645876993 3763041282 3934088613 4121426166 4308763719 4355905554 4640207082 4808330527 6182139249 6657688422 6960310623 7291753986 7868177226 8507046317 8617527438 9616661054 10053782011 10937630979 12364278498 12926291157 13920621246 14424991581 15798800303 17014092634 20107564022 21875261958 25521138951 25852582314 28849983162 30161346033 31597600606 43274974743 47396400909 51042277902 60322692066 76563416853 86549949486 90484038099 94792801818 110591602121 142189202727 153126833706 180968076198 221183204242 284378405454 331774806363 663549612726 995324419089 1990648838178
• Sum of all divisors σ(n): 6066982748736
• Sum of proper divisors (its aliquot sum) s(n): 4076333910558
• 1990648838178 is an abundant number, because the sum of its proper divisors (4076333910558) is greater than itself. Its abundance is 2085685072380

Bases of 1990648838178

• Binary: 11100111101111011111010101011100000100010₂
• Hexadecimal: 0x1CF7BEAB822
• Base-36: PEHOX5WI

Squares and roots of 1990648838178

• 1990648838178 squared (1990648838178²) is 3962682796939421230359684
• 1990648838178 cubed (1990648838178³) is 7888309905795406366463252255651215752
• The square root of 1990648838178 is 1410903.5538186159
• The cube root of 1990648838178 is 12579.5436062765

Scales and comparisons

• 1,990,648,838,178 seconds is equal to 63,296 years, 24 weeks, 5 days, 2 hours, 36 minutes, 18 seconds.
• To count from 1 to 1,990,648,838,178 would take you about one hundred fifty-eight thousand, two hundred forty-one 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 1990648838178 cubic inches would be around 1048.3 feet tall.

Recreational maths with 1990648838178

• 1990648838178 backwards is 8718388460991
• The number of decimal digits it has is: 13
• The sum of 1990648838178's digits is 72
• More coming soon!