1218018799415684

Names of 1218018799415684

• Cardinal: 1218018799415684 can be written as One quadrillion, two hundred eighteen trillion, eighteen billion, seven hundred ninety-nine million, four hundred fifteen thousand, six hundred eighty-four.

Scientific notation

• Scientific notation: 1.218018799415684 × 10¹⁵

Factors of 1218018799415684

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 192176514

Divisors of 1218018799415684

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 4 7 14 28 53 106 212 371 742 1484 4271 8542 17084 29897 59794 119588 226363 452726 905452 1584541 3169082 6338164 192172181 384344362 768688724 1345205267 2690410534 5380821068 10185125593 20370251186 40740502372 71295879151 142591758302 285183516604 820767385051 1641534770102 3283069540204 5745371695357 11490743390714 22981486781428 43500671407703 87001342815406 174002685630812 304504699853921 609009399707842 1218018799415684
• Sum of all divisors σ(n): 2482581713988096
• Sum of proper divisors (its aliquot sum) s(n): 1264562914572412
• 1218018799415684 is an abundant number, because the sum of its proper divisors (1264562914572412) is greater than itself. Its abundance is 46544115156728

Bases of 1218018799415684

• Binary: 100010100111100100000011001110111100111000110000100₂
• Hexadecimal: 0x453C819DE7184
• Base-36: BZR240UWSK

Squares and roots of 1218018799415684

• 1218018799415684 squared (1218018799415684²) is 1483569795730024254059825187856
• 1218018799415684 cubed (1218018799415684³) is 1807015901444455697139058551486918878332733504
• The square root of 1218018799415684 is 34900126.0658995901
• The cube root of 1218018799415684 is 106795.1009192011

Scales and comparisons

• 1,218,018,799,415,684 seconds is equal to 38,729,230 years, 12 weeks, 4 days, 1 hour, 14 minutes, 44 seconds.
• To count from 1 to 1,218,018,799,415,684 would take you about one hundred sixteen million, one hundred eighty-seven thousand, six hundred ninety 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 1218018799415684 cubic inches would be around 8899.6 feet tall.

Recreational maths with 1218018799415684

• 1218018799415684 backwards is 4865149978108121
• The number of decimal digits it has is: 16
• The sum of 1218018799415684's digits is 74
• More coming soon!