421943501421

Names of 421943501421

• Cardinal: 421943501421 can be written as Four hundred twenty-one billion, nine hundred forty-three million, five hundred one thousand, four hundred twenty-one.

Scientific notation

• Scientific notation: 4.21943501421 × 10¹¹

Factors of 421943501421

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 243

Divisors of 421943501421

• Number of divisors d(n): 144
• Complete list of divisors:
  1 3 9 13 23 31 39 69 93 117 169 173 207 279 299 403 507 519 713 897 1209 1521 1557 2139 2197 2249 2691 3627 3887 3979 5239 5363 6417 6591 6747 9269 11661 11937 15717 16089 19773 20241 27807 29237 29929 34983 35811 47151 48267 50531 51727 68107 69719 83421 87711 89787 120497 123349 151593 155181 204321 209157 263133 269361 361491 370047 380081 389077 454779 465543 612963 627471 672451 688367 906347 927799 1084473 1110141 1140243 1167231 1566461 1603537 2017353 2065101 2719041 2783397 3420729 3501693 4699383 4810611 5058001 6052059 6195303 8157123 8350191 8741863 8948771 11782511 12061387 14098149 14431833 15174003 20845981 21339377 26225589 26846313 35347533 36184161 45522009 62537943 64018131 65754013 78676767 80538939 106042599 108552483 116334023 156798031 187613829 192054393 197262039 270997753 277411901 349002069 470394093 591786117 812993259 832235703 1047006207 1411182279 1512342299 2038374403 2438979777 2496707109 3606354713 4537026897 6115123209 10819064139 13611080691 18345369627 32457192417 46882611269 140647833807 421943501421
• Sum of all divisors σ(n): 715305077760
• Sum of proper divisors (its aliquot sum) s(n): 293361576339
• 421943501421 is a deficient number, because the sum of its proper divisors (293361576339) is less than itself. Its deficiency is 128581925082

Bases of 421943501421

• Binary: 110001000111101110010101110001001101101₂
• Hexadecimal: 0x623DCAE26D
• Base-36: 5DU69LD9

Squares and roots of 421943501421

• 421943501421 squared (421943501421²) is 178036318391413429019241
• 421943501421 cubed (421943501421³) is 75121267562176960621578597519841461
• The square root of 421943501421 is 649571.7831163851
• The cube root of 421943501421 is 7500.4059123777

Scales and comparisons

• 421,943,501,421 seconds is equal to 13,416 years, 25 weeks, 6 days, 8 hours, 10 minutes, 21 seconds.
• To count from 1 to 421,943,501,421 would take you about twenty-six thousand, eight hundred thirty-two 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 421943501421 cubic inches would be around 625 feet tall.

Recreational maths with 421943501421

• 421943501421 backwards is 124105349124
• The number of decimal digits it has is: 12
• The sum of 421943501421's digits is 36
• More coming soon!