642402057032

Names of 642402057032

• Cardinal: 642402057032 can be written as Six hundred forty-two billion, four hundred two million, fifty-seven thousand and thirty-two.

Scientific notation

• Scientific notation: 6.42402057032 × 10¹¹

Factors of 642402057032

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 309

Divisors of 642402057032

• Number of divisors d(n): 108
• Complete list of divisors:
  1 2 4 8 17 34 68 79 136 158 211 289 316 422 578 632 844 1156 1343 1688 2312 2686 3587 5372 6241 7174 10744 12482 14348 16669 22831 24964 28696 33338 44521 45662 49928 60979 66676 89042 91324 106097 121958 133352 178084 182648 212194 243916 283373 356168 424388 487832 566746 756857 848776 1133492 1316851 1513714 1803649 2266984 2633702 3027428 3517159 3607298 4817341 5267404 6054856 7034318 7214596 9634682 10534808 12866569 14068636 14429192 19269364 22386467 25733138 28137272 38538728 44772934 51466276 59791703 89545868 102932552 119583406 179091736 239166812 277855561 380569939 478333624 555711122 761139878 1016458951 1111422244 1522279756 2032917902 2222844488 3044559512 4065835804 4723544537 8131671608 9447089074 18894178148 37788356296 80300257129 160600514258 321201028516 642402057032
• Sum of all divisors σ(n): 1302097334265
• Sum of proper divisors (its aliquot sum) s(n): 659695277233
• 642402057032 is an abundant number, because the sum of its proper divisors (659695277233) is greater than itself. Its abundance is 17293220201

Bases of 642402057032

• Binary: 1001010110010010001001010111101101001000₂
• Hexadecimal: 0x9592257B48
• Base-36: 8745LJK8

Squares and roots of 642402057032

• 642402057032 squared (642402057032²) is 412680402878944980649024
• 642402057032 cubed (642402057032³) is 265106739706228750450884452023136768
• The square root of 642402057032 is 801499.8796207021
• The cube root of 642402057032 is 8628.5067061175

Scales and comparisons

• 642,402,057,032 seconds is equal to 20,426 years, 20 weeks, 4 days, 23 hours, 50 minutes, 32 seconds.
• To count from 1 to 642,402,057,032 would take you about forty thousand, eight hundred fifty-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 642402057032 cubic inches would be around 719 feet tall.

Recreational maths with 642402057032

• 642402057032 backwards is 230750204246
• The number of decimal digits it has is: 12
• The sum of 642402057032's digits is 35
• More coming soon!