642162290569850557

Names of 642162290569850557

• Cardinal: 642162290569850557 can be written as Six hundred forty-two quadrillion, one hundred sixty-two trillion, two hundred ninety billion, five hundred sixty-nine million, eight hundred fifty thousand, five hundred fifty-seven.

Scientific notation

• Scientific notation: 6.42162290569850557 × 10¹⁷

Factors of 642162290569850557

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 556

Divisors of 642162290569850557

• Number of divisors d(n): 96
• Complete list of divisors:
  1 13 73 97 373 949 1261 4849 5329 7081 9409 27229 36181 69277 92053 122317 139129 353977 389017 470353 516913 686857 912673 1808677 1987717 2641213 3509557 5057221 6719869 8929141 10156417 11864749 13495513 25840321 34335769 37734649 45624241 50140561 66625129 132033421 145103341 175441669 192808549 256197661 340427029 490550437 651827293 741418441 866126677 985172449 1309064761 1886343433 2506511137 3330569593 3660260953 4425551377 4863634417 9638439733 12807241837 14075024077 17017841893 18702429253 24851173117 47583392389 54123546193 63227247421 71917588777 95561727553 126979281817 182975313001 243131580289 323065250521 355045312441 703606100509 934928654101 1242302458189 1365277335469 1650730663621 1814135637541 4615589061733 5249983980721 6976006111369 9269487572641 17748605361097 23583763288033 68249791749373 90688079447797 120503338444333 132431901540493 509248446129937 676672592802793 1721614720026409 6620229799689181 8796743706436309 49397099274603889 642162290569850557
• Sum of all divisors σ(n): 710372614628695200
• Sum of proper divisors (its aliquot sum) s(n): 68210324058844643
• 642162290569850557 is a deficient number, because the sum of its proper divisors (68210324058844643) is less than itself. Its deficiency is 573951966511005914

Bases of 642162290569850557

• Binary: 100011101001011010110011001101110001100100010010111010111101₂
• Hexadecimal: 0x8E96B3371912EBD
• Base-36: 4VMZJ7OYA5Z1

Squares and roots of 642162290569850557

• 642162290569850557 squared (642162290569850557²) is 412372407429917177606520717313210249
• 642162290569850557 cubed (642162290569850557³) is 264810009722999275347509304885237498342282613850758693
• The square root of 642162290569850557 is 801350292.0507676193
• The cube root of 642162290569850557 is 862743.3087738417

Scales and comparisons

• 642,162,290,569,850,557 seconds is equal to 20,418,774,501 years, 38 weeks, 2 days, 12 hours, 42 minutes, 37 seconds.
• To count from 1 to 642,162,290,569,850,557 would take you about sixty-one billion, two hundred fifty-six million, three hundred twenty-three thousand, five hundred five 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 642162290569850557 cubic inches would be around 71895.3 feet tall.

Recreational maths with 642162290569850557

• 642162290569850557 backwards is 755058965092261246
• The number of decimal digits it has is: 18
• The sum of 642162290569850557's digits is 82
• More coming soon!