16991689357760499

Names of 16991689357760499

• Cardinal: 16991689357760499 can be written as Sixteen quadrillion, nine hundred ninety-one trillion, six hundred eighty-nine billion, three hundred fifty-seven million, seven hundred sixty thousand, four hundred ninety-nine.

Scientific notation

• Scientific notation: 1.6991689357760499 × 10¹⁶

Factors of 16991689357760499

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 350893

Divisors of 16991689357760499

• Number of divisors d(n): 48
• Complete list of divisors:
  1 3 9 107 321 963 4787 11003 14361 33009 43083 99027 334993 512209 1004979 1177321 1536627 3014937 3531963 4609881 10595889 35844251 52671361 107532753 158014083 322598259 474042249 1603611491 3685927979 4810834473 5635835627 11057783937 14432503419 16907506881 33173351811 50722520643 171586429537 394394293753 514759288611 1183182881259 1544277865833 3549548643777 17644537235473 52933611706419 158800835119257 1887965484195611 5663896452586833 16991689357760499
• Sum of all divisors σ(n): 24780431235111552
• Sum of proper divisors (its aliquot sum) s(n): 7788741877351053
• 16991689357760499 is a deficient number, because the sum of its proper divisors (7788741877351053) is less than itself. Its deficiency is 9202947480409446

Bases of 16991689357760499

• Binary: 111100010111011101100111111000010011011001011111110011₂
• Hexadecimal: 0x3C5DD9F84D97F3
• Base-36: 4NB1UBV6X2R

Squares and roots of 16991689357760499

• 16991689357760499 squared (16991689357760499²) is 288717507230631398978196644729001
• 16991689357760499 cubed (16991689357760499³) is 4905798195009859461939232551586396011062117531499
• The square root of 16991689357760499 is 130352174.3499528243
• The cube root of 16991689357760499 is 257086.2522334661

Scales and comparisons

• 16,991,689,357,760,499 seconds is equal to 540,283,162 years, 43 weeks, 1 day, 9 hours, 1 minute, 39 seconds.
• To count from 1 to 16,991,689,357,760,499 would take you about one billion, six hundred twenty million, eight hundred forty-nine thousand, four hundred eighty-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 16991689357760499 cubic inches would be around 21423.9 feet tall.

Recreational maths with 16991689357760499

• 16991689357760499 backwards is 99406775398619961
• The number of decimal digits it has is: 17
• The sum of 16991689357760499's digits is 99
• More coming soon!