40905368805

Names of 40905368805

• Cardinal: 40905368805 can be written as Forty billion, nine hundred five million, three hundred sixty-eight thousand, eight hundred five.

Scientific notation

• Scientific notation: 4.0905368805 × 10¹⁰

Factors of 40905368805

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1044

Divisors of 40905368805

• Number of divisors d(n): 160
• Complete list of divisors:
  1 3 5 7 15 17 21 35 49 51 71 85 105 119 147 213 245 255 343 355 357 497 595 735 833 941 1029 1065 1207 1491 1715 1785 2401 2485 2499 2823 3479 3621 4165 4705 5145 5831 6035 6587 7203 7455 8449 10437 12005 12495 14115 15997 17395 17493 18105 19761 24353 25347 29155 32935 36015 40817 42245 46109 47991 52185 59143 66811 73059 79985 87465 98805 111979 121765 122451 126735 138327 170471 177429 200433 204085 230545 239955 295715 322763 334055 335937 365295 414001 467677 511413 559895 612255 691635 783853 852355 887145 968289 1002165 1135787 1242003 1403031 1613815 1679685 2070005 2259341 2338385 2351559 2557065 2898007 3273739 3407361 3919265 4841445 5486971 5678935 6210015 6778023 7015155 7950509 8694021 9821217 11296705 11757795 14490035 16368695 16460913 17036805 22916173 23851527 27434855 33890115 38408797 39752545 43470105 49106085 55653563 68748519 82304565 114580865 115226391 119257635 160413211 166960689 192043985 278267815 343742595 389574941 481239633 576131955 802066055 834803445 1168724823 1947874705 2406198165 2727024587 5843624115 8181073761 13635122935 40905368805
• Sum of all divisors σ(n): 82069210368
• Sum of proper divisors (its aliquot sum) s(n): 41163841563
• 40905368805 is an abundant number, because the sum of its proper divisors (41163841563) is greater than itself. Its abundance is 258472758

Bases of 40905368805

• Binary: 100110000110001001100110010011100101₂
• Hexadecimal: 0x9862664E5
• Base-36: ISI00KL

Squares and roots of 40905368805

• 40905368805 squared (40905368805²) is 1673249197073067128025
• 40905368805 cubed (40905368805³) is 68444875508943937404384776260125
• The square root of 40905368805 is 202250.7572420931
• The cube root of 40905368805 is 3445.5622786813

Scales and comparisons

• 40,905,368,805 seconds is equal to 1,300 years, 34 weeks, 3 days, 18 hours, 26 minutes, 45 seconds.
• To count from 1 to 40,905,368,805 would take you about two thousand, six hundred 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 40905368805 cubic inches would be around 287.1 feet tall.

Recreational maths with 40905368805

• 40905368805 backwards is 50886350904
• The number of decimal digits it has is: 11
• The sum of 40905368805's digits is 48
• More coming soon!