55387418918660048720

Names of 55387418918660048720

• Cardinal: 55387418918660048720 can be written as Fifty-five quintillion, three hundred eighty-seven quadrillion, four hundred eighteen trillion, nine hundred eighteen billion, six hundred sixty million, forty-eight thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 5.538741891866004872 × 10¹⁹

Factors of 55387418918660048720

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 4809841

Divisors of 55387418918660048720

• Number of divisors d(n): 90
• Complete list of divisors:
  1 2 4 5 8 10 16 20 40 80 173 346 692 865 1384 1730 2768 3460 6920 13840 29929 59858 119716 149645 239432 299290 478864 598580 1197160 2394320 4809661 9619322 19238644 24048305 38477288 48096610 76954576 96193220 192386440 384772880 832071353 1664142706 3328285412 4160356765 6656570824 8320713530 13313141648 16641427060 33282854120 66565708240 143948344069 287896688138 575793376276 719741720345 1151586752552 1439483440690 2303173505104 2878966881380 5757933762760 11515867525520 23132838934921 46265677869842 92531355739684 115664194674605 185062711479368 231328389349210 370125422958736 462656778698420 925313557396840 1850627114793680 4001981135741333 8003962271482666 16007924542965332 20009905678706665 32015849085930664 40019811357413330 64031698171861328 80039622714826660 160079245429653320 320158490859306640 692342736483250609 1384685472966501218 2769370945933002436 3461713682416253045 5538741891866004872 6923427364832506090 11077483783732009744 13846854729665012180 27693709459330024360 55387418918660048720
• Sum of all divisors σ(n): 129524447115231861114
• Sum of proper divisors (its aliquot sum) s(n): 74137028196571812394
• 55387418918660048720 is an abundant number, because the sum of its proper divisors (74137028196571812394) is greater than itself. Its abundance is 18749609277911763674

Bases of 55387418918660048720

• Binary: 110000000010100111101001000000110100101000011110111000011101010000₂
• Hexadecimal: 0x300A7A40D287B8750
• Base-36: BOT2PDK3K4YFK

Squares and roots of 55387418918660048720

• 55387418918660048720 squared (55387418918660048720²) is 3067766174471141080646295034232773638400
• 55387418918660048720 cubed (55387418918660048720³) is 169915650249928243271954538592893788045215549673275662848000
• The square root of 55387418918660048720 is 7442272429.7528942797
• The cube root of 55387418918660048720 is 3811860.8839241711

Scales and comparisons

• 55,387,418,918,660,048,720 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 55,387,418,918,660,048,720 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and nine 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 55387418918660048720 cubic inches would be around 317655.1 feet tall.

Recreational maths with 55387418918660048720

• 55387418918660048720 backwards is 02784006681981478355
• The number of decimal digits it has is: 20
• The sum of 55387418918660048720's digits is 92
• More coming soon!