642001074910488

Names of 642001074910488

• Cardinal: 642001074910488 can be written as Six hundred forty-two trillion, one billion, seventy-four million, nine hundred ten thousand, four hundred eighty-eight.

Scientific notation

• Scientific notation: 6.42001074910488 × 10¹⁴

Factors of 642001074910488

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 11759609

Divisors of 642001074910488

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 3 4 6 8 9 12 18 24 36 72 814687 1629374 2444061 3258748 4888122 6517496 7332183 9776244 10944917 14664366 19552488 21889834 29328732 32834751 43779668 58657464 65669502 87559336 98504253 131339004 197008506 262678008 394017012 788034024 8916681595979 17833363191958 26750044787937 35666726383916 53500089575874 71333452767832 80250134363811 107000179151748 160500268727622 214000358303496 321000537455244 642001074910488
• Sum of all divisors σ(n): 1738755204338880
• Sum of proper divisors (its aliquot sum) s(n): 1096754129428392
• 642001074910488 is an abundant number, because the sum of its proper divisors (1096754129428392) is greater than itself. Its abundance is 454753054517904

Bases of 642001074910488

• Binary: 10010001111110010110000110000000111111010100011000₂
• Hexadecimal: 0x247E58603F518
• Base-36: 6BKJ800WM0

Squares and roots of 642001074910488

• 642001074910488 squared (642001074910488²) is 412165380186222024557212398144
• 642001074910488 cubed (642001074910488³) is 264610617120444492443177652749610808617334272
• The square root of 642001074910488 is 25337740.1302974927
• The cube root of 642001074910488 is 86267.1105129771

Scales and comparisons

• 642,001,074,910,488 seconds is equal to 20,413,648 years, 17 weeks, 5 days, 15 hours, 34 minutes, 48 seconds.
• To count from 1 to 642,001,074,910,488 would take you about fifty-one million, thirty-four thousand, one hundred twenty 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 642001074910488 cubic inches would be around 7188.9 feet tall.

Recreational maths with 642001074910488

• 642001074910488 backwards is 884019470100246
• The number of decimal digits it has is: 15
• The sum of 642001074910488's digits is 54
• More coming soon!