489985234128

Names of 489985234128

• Cardinal: 489985234128 can be written as Four hundred eighty-nine billion, nine hundred eighty-five million, two hundred thirty-four thousand, one hundred twenty-eight.

Scientific notation

• Scientific notation: 4.89985234128 × 10¹¹

Factors of 489985234128

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 6711409

Divisors of 489985234128

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 16 18 24 26 27 36 39 48 52 54 72 78 104 108 117 144 156 169 208 216 234 312 338 351 432 468 507 624 676 702 936 1014 1352 1404 1521 1872 2028 2704 2808 3042 4056 4563 5616 6084 8112 9126 12168 18252 24336 36504 73008 6711391 13422782 20134173 26845564 40268346 53691128 60402519 80536692 87248083 107382256 120805038 161073384 174496166 181207557 241610076 261744249 322146768 348992332 362415114 483220152 523488498 697984664 724830228 785232747 966440304 1046976996 1134225079 1395969328 1449660456 1570465494 2093953992 2268450158 2355698241 2899320912 3140930988 3402675237 4187907984 4536900316 4711396482 6281861976 6805350474 9073800632 9422792964 10208025711 12563723952 13610700948 18147601264 18845585928 20416051422 27221401896 30624077133 37691171856 40832102844 54442803792 61248154266 81664205688 122496308532 163328411376 244992617064 489985234128
• Sum of all divisors σ(n): 1522949072640
• Sum of proper divisors (its aliquot sum) s(n): 1032963838512
• 489985234128 is an abundant number, because the sum of its proper divisors (1032963838512) is greater than itself. Its abundance is 542978604384

Bases of 489985234128

• Binary: 111001000010101011001010101010011010000₂
• Hexadecimal: 0x72156554D0
• Base-36: 693GK2C0

Squares and roots of 489985234128

• 489985234128 squared (489985234128²) is 240085529663470975920384
• 489985234128 cubed (489985234128³) is 117638364462900715185482004527665152
• The square root of 489985234128 is 699989.4528691129
• The cube root of 489985234128 is 7883.6559716809

Scales and comparisons

• 489,985,234,128 seconds is equal to 15,580 years, 5 days, 9 hours, 28 minutes, 48 seconds.
• To count from 1 to 489,985,234,128 would take you about thirty-one thousand, one hundred sixty 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 489985234128 cubic inches would be around 657 feet tall.

Recreational maths with 489985234128

• 489985234128 backwards is 821432589984
• The number of decimal digits it has is: 12
• The sum of 489985234128's digits is 63
• More coming soon!