489872972655

Names of 489872972655

• Cardinal: 489872972655 can be written as Four hundred eighty-nine billion, eight hundred seventy-two million, nine hundred seventy-two thousand, six hundred fifty-five.

Scientific notation

• Scientific notation: 4.89872972655 × 10¹¹

Factors of 489872972655

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 41714

Divisors of 489872972655

• Number of divisors d(n): 96
• Complete list of divisors:
  1 3 5 9 11 15 17 33 45 51 55 85 99 153 165 187 255 495 561 765 935 1447 1683 2805 4341 7235 8415 13023 15917 21705 24599 40231 47751 65115 73797 79585 120693 122995 143253 201155 221391 238755 270589 362079 368985 442541 603465 683927 716265 811767 1106955 1327623 1352945 1810395 2051781 2212705 2435301 3419635 3982869 4058835 6155343 6638115 7523197 10258905 12176505 19914345 22569591 30776715 37615985 58214257 67708773 112847955 174642771 291071285 338543865 523928313 640356827 873213855 989642369 1921070481 2619641565 2968927107 3201784135 4948211845 5763211443 8906781321 9605352405 10886066059 14844635535 28816057215 32658198177 44533906605 54430330295 97974594531 163290990885 489872972655
• Sum of all divisors σ(n): 981496009728
• Sum of proper divisors (its aliquot sum) s(n): 491623037073
• 489872972655 is an abundant number, because the sum of its proper divisors (491623037073) is greater than itself. Its abundance is 1750064418

Bases of 489872972655

• Binary: 111001000001110101101000101101101101111₂
• Hexadecimal: 0x720EB45B6F
• Base-36: 691LPWTR

Squares and roots of 489872972655

• 489872972655 squared (489872972655²) is 239975529337846377749025
• 489872972655 cubed (489872972655³) is 117557525921187968863638924277911375
• The square root of 489872972655 is 699909.2603009335
• The cube root of 489872972655 is 7883.0538457601

Scales and comparisons

• 489,872,972,655 seconds is equal to 15,576 years, 23 weeks, 1 day, 1 hour, 44 minutes, 15 seconds.
• To count from 1 to 489,872,972,655 would take you about thirty-one thousand, one hundred fifty-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 489872972655 cubic inches would be around 656.9 feet tall.

Recreational maths with 489872972655

• 489872972655 backwards is 556279278984
• The number of decimal digits it has is: 12
• The sum of 489872972655's digits is 72
• More coming soon!