40001654385

Names of 40001654385

• Cardinal: 40001654385 can be written as Forty billion, one million, six hundred fifty-four thousand, three hundred eighty-five.

Scientific notation

• Scientific notation: 4.0001654385 × 10¹⁰

Factors of 40001654385

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 10627

Divisors of 40001654385

• Number of divisors d(n): 160
• Complete list of divisors:
  1 3 5 7 9 11 15 21 27 33 35 45 55 63 77 81 99 105 121 135 165 189 231 297 315 363 385 405 495 567 605 693 847 891 945 1089 1155 1331 1485 1815 2079 2541 2835 3267 3465 3993 4235 4455 5445 6237 6655 7623 9317 9801 10395 10601 11979 12705 16335 19965 22869 27951 31185 31803 35937 38115 46585 49005 53005 59895 68607 74207 83853 95409 107811 114345 116611 139755 159015 179685 222621 251559 286227 343035 349833 371035 419265 477045 539055 583055 667863 754677 816277 858681 1049499 1113105 1257795 1282721 1431135 1749165 2003589 2448831 3148497 3339315 3773385 3848163 4081385 4293405 5247495 6010767 6413605 7346493 8979047 9445491 10017945 11544489 12244155 14109931 15742485 19240815 22039479 26937141 30053835 34633467 36732465 42329793 44895235 47227455 57722445 66118437 70549655 80811423 98769517 103900401 110197395 126989379 134685705 173167335 211648965 242434269 296308551 330592185 380968137 404057115 493847585 519502005 634946895 727302807 888925653 1142904411 1212171345 1481542755 1904840685 2666776959 3636514035 4444628265 5714522055 8000330877 13333884795 40001654385
• Sum of all divisors σ(n): 90147873024
• Sum of proper divisors (its aliquot sum) s(n): 50146218639
• 40001654385 is an abundant number, because the sum of its proper divisors (50146218639) is greater than itself. Its abundance is 10144564254

Bases of 40001654385

• Binary: 100101010000010010001100111001110001₂
• Hexadecimal: 0x95048CE71
• Base-36: IDJYA29

Squares and roots of 40001654385

• 40001654385 squared (40001654385²) is 1600132353536989728225
• 40001654385 cubed (40001654385³) is 64007941376443295421751529516625
• The square root of 40001654385 is 200004.1359197355
• The cube root of 40001654385 is 3419.9990420127

Scales and comparisons

• 40,001,654,385 seconds is equal to 1,271 years, 48 weeks, 2 days, 2 hours, 39 minutes, 45 seconds.
• To count from 1 to 40,001,654,385 would take you about two thousand, five hundred 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 40001654385 cubic inches would be around 285 feet tall.

Recreational maths with 40001654385

• 40001654385 backwards is 58345610004
• The number of decimal digits it has is: 11
• The sum of 40001654385's digits is 36
• More coming soon!