991341821709232

Names of 991341821709232

• Cardinal: 991341821709232 can be written as Nine hundred ninety-one trillion, three hundred forty-one billion, eight hundred twenty-one million, seven hundred nine thousand, two hundred thirty-two.

Scientific notation

• Scientific notation: 9.91341821709232 × 10¹⁴

Factors of 991341821709232

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 54976809133

Divisors of 991341821709232

• Number of divisors d(n): 60
• Complete list of divisors:
  1 2 4 7 8 14 16 23 28 46 49 56 92 98 112 161 184 196 322 368 392 644 784 1127 1288 2254 2576 4508 9016 18032 54976809101 109953618202 219907236404 384837663707 439814472808 769675327414 879628945616 1264466609323 1539350654828 2528933218646 2693863645949 3078701309656 5057866437292 5387727291898 6157402619312 8851266265261 10115732874584 10775454583796 17702532530522 20231465749168 21550909167592 35405065061044 43101818335184 61958863856827 70810130122088 123917727713654 141620260244176 247835455427308 495670910854616 991341821709232
• Sum of all divisors σ(n): 2331456520397616
• Sum of proper divisors (its aliquot sum) s(n): 1340114698688384
• 991341821709232 is an abundant number, because the sum of its proper divisors (1340114698688384) is greater than itself. Its abundance is 348772876979152

Bases of 991341821709232

• Binary: 11100001011001111011000001001000100100101110110000₂
• Hexadecimal: 0x3859EC1224BB0
• Base-36: 9REG58YI0G

Squares and roots of 991341821709232

• 991341821709232 squared (991341821709232²) is 982758607469778726285954029824
• 991341821709232 cubed (991341821709232³) is 974249708229518497676384340249252217984135168
• The square root of 991341821709232 is 31485581.1715336137
• The cube root of 991341821709232 is 99710.5570933025

Scales and comparisons

• 991,341,821,709,232 seconds is equal to 31,521,603 years, 26 weeks, 3 days, 4 hours, 33 minutes, 52 seconds.
• To count from 1 to 991,341,821,709,232 would take you about seventy-eight million, eight hundred four thousand and eight 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 991341821709232 cubic inches would be around 8309.2 feet tall.

Recreational maths with 991341821709232

• 991341821709232 backwards is 232907128143199
• The number of decimal digits it has is: 15
• The sum of 991341821709232's digits is 61
• More coming soon!