990495170106939

Names of 990495170106939

• Cardinal: 990495170106939 can be written as Nine hundred ninety trillion, four hundred ninety-five billion, one hundred seventy million, one hundred six thousand, nine hundred thirty-nine.

Scientific notation

• Scientific notation: 9.90495170106939 × 10¹⁴

Factors of 990495170106939

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 63689

Divisors of 990495170106939

• Number of divisors d(n): 80
• Complete list of divisors:
  1 3 7 9 21 27 63 81 189 567 2437 7311 15761 17059 21933 45481 47283 51177 65799 110327 136443 141849 153531 197397 318367 330981 409329 425547 460593 955101 992943 1227987 1276641 1381779 2865303 2978829 3683961 8595909 8936487 25787727 38409557 110837197 115228671 268866899 332511591 345686013 716826041 775860379 806600697 997534773 1037058039 2150478123 2327581137 2419802091 2992604319 3111174117 5017782287 6451434369 6982743411 7259406273 8977812957 15053346861 19354303107 20948230233 21778218819 45160040583 58062909321 62844690699 135480121749 406440365247 1746905061917 5240715185751 12228335433419 15722145557253 36685006300257 47166436671759 110055018900771 141499310015277 330165056702313 990495170106939
• Sum of all divisors σ(n): 1691842520043456
• Sum of proper divisors (its aliquot sum) s(n): 701347349936517
• 990495170106939 is a deficient number, because the sum of its proper divisors (701347349936517) is less than itself. Its deficiency is 289147820170422

Bases of 990495170106939

• Binary: 11100001001101100110100000110001000001011000111011₂
• Hexadecimal: 0x384D9A0C4163B
• Base-36: 9R3N76GCOR

Squares and roots of 990495170106939

• 990495170106939 squared (990495170106939²) is 981080682005174025980695949721
• 990495170106939 cubed (990495170106939³) is 971755677011346574796285156601562991737214019
• The square root of 990495170106939 is 31472133.2309543167
• The cube root of 990495170106939 is 99682.1632048795

Scales and comparisons

• 990,495,170,106,939 seconds is equal to 31,494,682 years, 31 weeks, 3 days, 19 hours, 55 minutes, 39 seconds.
• To count from 1 to 990,495,170,106,939 would take you about seventy-eight million, seven hundred thirty-six thousand, seven hundred six 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 990495170106939 cubic inches would be around 8306.8 feet tall.

Recreational maths with 990495170106939

• 990495170106939 backwards is 939601071594099
• The number of decimal digits it has is: 15
• The sum of 990495170106939's digits is 72
• More coming soon!