42147749447921913

Names of 42147749447921913

• Cardinal: 42147749447921913 can be written as Forty-two quadrillion, one hundred forty-seven trillion, seven hundred forty-nine billion, four hundred forty-seven million, nine hundred twenty-one thousand, nine hundred thirteen.

Scientific notation

• Scientific notation: 4.2147749447921913 × 10¹⁶

Factors of 42147749447921913

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 31663

Divisors of 42147749447921913

• Number of divisors d(n): 128
• Complete list of divisors:
  1 3 29 37 87 111 163 489 1073 1279 2251 3219 3837 4727 6031 6753 14181 18093 27901 37091 47323 65279 83287 83703 111273 141969 174899 195837 208477 249861 366913 524697 625431 809129 1032337 1100739 1372367 2415323 2427387 2879029 3097011 4117101 4547863 6045833 7245969 7713649 8637087 10640477 13575781 13643589 18137499 23140947 29937773 31921431 35685379 40727343 62805151 83491841 89813319 106524073 107056137 131888027 168270931 188415453 223695821 250475523 319572219 393697649 395664081 469281727 504812793 671087463 1034875991 1181092947 1320359023 1407845181 1821349379 2323790587 3089198117 3104627973 3961077069 4879856999 5464048137 5816716777 6971371761 9267594351 10237239613 13609170083 14639570997 17363423899 17450150331 30711718839 38290411667 40827510249 52090271697 67389927023 80327788129 114871235001 168684786533 202169781069 215218520749 240983364387 296879948777 378777865681 503539293071 506054359599 645655562247 890639846331 1136333597043 1510617879213 2329505855741 2972128160773 6241337101721 6988517567223 8916384482319 10984558104749 13093429465027 18724011305163 32953674314247 39280288395081 86191716662417 258575149987251 379709454485783 484456890205999 1139128363457349 1453370670617997 14049249815973971 42147749447921913
• Sum of all divisors σ(n): 60148164791500800
• Sum of proper divisors (its aliquot sum) s(n): 18000415343578887
• 42147749447921913 is a deficient number, because the sum of its proper divisors (18000415343578887) is less than itself. Its deficiency is 24147334104343026

Bases of 42147749447921913

• Binary: 10010101101111010010011110100001111011001111000011111001₂
• Hexadecimal: 0x95BD27A1ECF0F9
• Base-36: BJ04OSMNEUX

Squares and roots of 42147749447921913

• 42147749447921913 squared (42147749447921913²) is 1776432783524801922081714145579569
• 42147749447921913 cubed (42147749447921913³) is 74872643871077857398961805182555476147342040195497
• The square root of 42147749447921913 is 205299170.5972576817
• The cube root of 42147749447921913 is 348009.7914404983

Scales and comparisons

• 42,147,749,447,921,913 seconds is equal to 1,340,168,060 years, 46 weeks, 3 days, 18 hours, 18 minutes, 33 seconds.
• To count from 1 to 42,147,749,447,921,913 would take you about four billion, twenty million, five hundred four thousand, one hundred eighty-two 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 42147749447921913 cubic inches would be around 29000.8 feet tall.

Recreational maths with 42147749447921913

• 42147749447921913 backwards is 31912974494774124
• The number of decimal digits it has is: 17
• The sum of 42147749447921913's digits is 78
• More coming soon!