67428539615381120

Names of 67428539615381120

• Cardinal: 67428539615381120 can be written as Sixty-seven quadrillion, four hundred twenty-eight trillion, five hundred thirty-nine billion, six hundred fifteen million, three hundred eighty-one thousand, one hundred twenty.

Scientific notation

• Scientific notation: 6.742853961538112 × 10¹⁶

Factors of 67428539615381120

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 12959654

Divisors of 67428539615381120

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 4 5 8 10 11 16 20 22 32 40 44 55 64 80 88 110 128 160 176 220 320 352 440 640 704 880 1408 1760 3520 7040 786829 1573658 3147316 3934145 6294632 7868290 8655119 12172807 12589264 15736580 17310238 24345614 25178528 31473160 34620476 43275595 48691228 50357056 60864035 62946320 69240952 86551190 97382456 100714112 121728070 125892640 133900877 138481904 173102380 194764912 243456140 251785280 267801754 276963808 346204760 389529824 486912280 503570560 535603508 553927616 669504385 692409520 779059648 973824560 1071207016 1107855232 1339008770 1384819040 1558119296 1947649120 2142414032 2678017540 2769638080 3895298240 4284828064 5356035080 5539276160 7790596480 8569656128 10712070160 17139312256 21424140320 42848280640 85696561280 9577917559003 19155835118006 38311670236012 47889587795015 76623340472024 95779175590030 105357093149033 153246680944048 191558351180060 210714186298066 306493361888096 383116702360120 421428372596132 526785465745165 612986723776192 766233404720240 842856745192264 1053570931490330 1225973447552384 1532466809440480 1685713490384528 2107141862980660 3064933618880960 3371426980769056 4214283725961320 6129867237761920 6742853961538112 8428567451922640 13485707923076224 16857134903845280 33714269807690560 67428539615381120
• Sum of all divisors σ(n): 175850804322230400
• Sum of proper divisors (its aliquot sum) s(n): 108422264706849280
• 67428539615381120 is an abundant number, because the sum of its proper divisors (108422264706849280) is greater than itself. Its abundance is 40993725091468160

Bases of 67428539615381120

• Binary: 11101111100011011110011001000111011111111000011010000000₂
• Hexadecimal: 0xEF8DE6477F8680
• Base-36: IFXF7GTP2M8

Squares and roots of 67428539615381120

• 67428539615381120 squared (67428539615381120²) is 4546607954663021078261282852454400
• 67428539615381120 cubed (67428539615381120³) is 306571134586602443974802096730788650501783420928000
• The square root of 67428539615381120 is 259670059.1431001311
• The cube root of 67428539615381120 is 407018.9078088015

Scales and comparisons

• 67,428,539,615,381,120 seconds is equal to 2,144,018,989 years, 31 weeks, 2 days, 1 hour, 25 minutes, 20 seconds.
• To count from 1 to 67,428,539,615,381,120 would take you about six billion, four hundred thirty-two million, fifty-six thousand, nine hundred sixty-eight 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 67428539615381120 cubic inches would be around 33918.2 feet tall.

Recreational maths with 67428539615381120

• 67428539615381120 backwards is 02118351693582476
• The number of decimal digits it has is: 17
• The sum of 67428539615381120's digits is 71
• More coming soon!