19901361088

Names of 19901361088

• Cardinal: 19901361088 can be written as Nineteen billion, nine hundred one million, three hundred sixty-one thousand and eighty-eight.

Scientific notation

• Scientific notation: 1.9901361088 × 10¹⁰

Factors of 19901361088

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 923

Divisors of 19901361088

• Number of divisors d(n): 112
• Complete list of divisors:
  1 2 4 7 8 14 16 28 32 37 56 64 74 112 148 224 259 296 448 518 592 877 1036 1184 1369 1754 2072 2368 2738 3508 4144 5476 6139 7016 8288 9583 10952 12278 14032 16576 19166 21904 24556 28064 32449 38332 43808 49112 50653 56128 64898 76664 87616 98224 101306 129796 153328 196448 202612 227143 259592 306656 354571 392896 405224 454286 519184 613312 709142 810448 908572 1038368 1200613 1418284 1620896 1817144 2076736 2401226 2836568 3241792 3634288 4802452 5673136 7268576 8404291 9604904 11346272 14537152 16808582 19209808 22692544 33617164 38419616 44422681 67234328 76839232 88845362 134468656 177690724 268937312 310958767 355381448 537874624 621917534 710762896 1243835068 1421525792 2487670136 2843051584 4975340272 9950680544 19901361088
• Sum of all divisors σ(n): 46440018880
• Sum of proper divisors (its aliquot sum) s(n): 26538657792
• 19901361088 is an abundant number, because the sum of its proper divisors (26538657792) is greater than itself. Its abundance is 6637296704

Bases of 19901361088

• Binary: 10010100010001101101010101111000000₂
• Hexadecimal: 0x4A236ABC0
• Base-36: 954R8HS

Squares and roots of 19901361088

• 19901361088 squared (19901361088²) is 396064173154960543744
• 19901361088 cubed (19901361088³) is 7882216123977025959442163433472
• The square root of 19901361088 is 141072.1839626791
• The cube root of 19901361088 is 2709.9478068951

Scales and comparisons

• 19,901,361,088 seconds is equal to 632 years, 41 weeks, 4 days, 19 hours, 51 minutes, 28 seconds.
• To count from 1 to 19,901,361,088 would take you about one thousand, two hundred sixty-five 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 19901361088 cubic inches would be around 225.8 feet tall.

Recreational maths with 19901361088

• 19901361088 backwards is 88016310991
• The number of decimal digits it has is: 11
• The sum of 19901361088's digits is 46
• More coming soon!