421491124912485749

Names of 421491124912485749

• Cardinal: 421491124912485749 can be written as Four hundred twenty-one quadrillion, four hundred ninety-one trillion, one hundred twenty-four billion, nine hundred twelve million, four hundred eighty-five thousand, seven hundred forty-nine.

Scientific notation

• Scientific notation: 4.21491124912485749 × 10¹⁷

Factors of 421491124912485749

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 306

Divisors of 421491124912485749

• Number of divisors d(n): 192
• Complete list of divisors:
  1 11 17 37 121 187 241 289 407 629 1369 2057 2651 3179 4097 4477 4913 6919 8917 10693 15059 23273 29161 34969 45067 50653 54043 58081 69649 76109 98087 117623 151589 165649 181781 256003 329929 395641 495737 557183 594473 638891 766139 861101 987377 1078957 1184033 1293853 1667479 1999591 2148997 2577013 2816033 3629219 4352051 5608793 6129013 6725897 7027801 8427529 9472111 10861147 12207373 13024363 13997521 14638717 16785409 18342269 21995501 23638967 28347143 36532949 39921409 43809221 47872561 61696723 73984867 79512889 95349481 104193221 119472617 134281103 143267993 153972731 161025887 184639499 207525341 237957857 248858189 260028637 285351953 311818573 401862439 481901431 517908277 621060133 678663953 813833537 874641779 1048844291 1351719113 1477092133 1620941177 1693700041 1771284757 2031034489 2282778751 2617536427 2737440079 2941976893 3138871483 3527930797 4045283569 4420486829 5300915741 5696991047 6831661463 8804440709 9621059569 10558022261 11537287201 14868910243 17830352947 19162606249 22979224921 25110566261 28792900697 30111840869 32361745823 34527586313 38807238767 44498119259 50013607181 59974823549 62666901517 68769820673 75148276093 96848847799 116138244871 149675492053 163558012673 196133882417 210788668739 252771474131 325764306233 355979204053 390646823657 426879626437 489479311849 550149678991 659723059039 709016431213 756468027403 850231322077 1065337325789 1277520693581 1646430412583 2318675356129 2544483364901 2780486215441 3583407368563 4297115060227 5537993205961 6051646468901 7256953649429 7799180743343 8321148301433 9352544542847 12053279330621 14453932475309 18110734538413 27989317013911 39417481054193 47268265662497 60917925265571 85790988176773 94145884501337 102877989971317 132586072636831 158993257228399 204905748620557 307882487153021 670097177921281 1035604729514707 1458446799005141 1748925829512389 2253963234826127 3483397726549469 11391652024661777 24793595583087397 38317374992044159 421491124912485749
• Sum of all divisors σ(n): 508022837898206400
• Sum of proper divisors (its aliquot sum) s(n): 86531712985720651
• 421491124912485749 is a deficient number, because the sum of its proper divisors (86531712985720651) is less than itself. Its deficiency is 334959411926765098

Bases of 421491124912485749

• Binary: 10111011001011011111111000111101000011000110111010101110101₂
• Hexadecimal: 0x5D96FF1E8637575
• Base-36: 37A64TOQJJW5

Squares and roots of 421491124912485749

• 421491124912485749 squared (421491124912485749²) is 177654768379992664792613994128091001
• 421491124912485749 cubed (421491124912485749³) is 74879908170550211783833222630972786085627842987644749
• The square root of 421491124912485749 is 649223478.4051526805
• The cube root of 421491124912485749 is 749772.4494346273

Scales and comparisons

• 421,491,124,912,485,749 seconds is equal to 13,402,114,014 years, 29 weeks, 2 days, 22 hours, 2 minutes, 29 seconds.
• To count from 1 to 421,491,124,912,485,749 would take you about forty billion, two hundred six million, three hundred forty-two thousand and forty-three 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 421491124912485749 cubic inches would be around 62481 feet tall.

Recreational maths with 421491124912485749

• 421491124912485749 backwards is 947584219421194124
• The number of decimal digits it has is: 18
• The sum of 421491124912485749's digits is 77
• More coming soon!