18236139920320

Names of 18236139920320

• Cardinal: 18236139920320 can be written as Eighteen trillion, two hundred thirty-six billion, one hundred thirty-nine million, nine hundred twenty thousand, three hundred twenty.

Scientific notation

• Scientific notation: 1.823613992032 × 10¹³

Factors of 18236139920320

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 478890260

Divisors of 18236139920320

• Number of divisors d(n): 112
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 17 20 28 32 34 35 40 56 64 68 70 80 85 112 119 136 140 160 170 224 238 272 280 320 340 448 476 544 560 595 680 952 1088 1120 1190 1360 1904 2240 2380 2720 3808 4760 5440 7616 9520 19040 38080 478890229 957780458 1915560916 2394451145 3352231603 3831121832 4788902290 6704463206 7662243664 8141133893 9577804580 13408926412 15324487328 16282267786 16761158015 19155609160 26817852824 30648974656 32564535572 33522316030 38311218320 40705669465 53635705648 56987937251 65129071144 67044632060 76622436640 81411338930 107271411296 113975874502 130258142288 134089264120 153244873280 162822677860 214542822592 227951749004 260516284576 268178528240 284939686255 325645355720 455903498008 521032569152 536357056480 569879372510 651290711440 911806996016 1072714112960 1139758745020 1302581422880 1823613992032 2279517490040 2605162845760 3647227984064 4559034980080 9118069960160 18236139920320
• Sum of all divisors σ(n): 52547667157440
• Sum of proper divisors (its aliquot sum) s(n): 34311527237120
• 18236139920320 is an abundant number, because the sum of its proper divisors (34311527237120) is greater than itself. Its abundance is 16075387316800

Bases of 18236139920320

• Binary: 100001001010111101110101001000101101111000000₂
• Hexadecimal: 0x1095EEA45BC0
• Base-36: 6GPKEV5J4

Squares and roots of 18236139920320

• 18236139920320 squared (18236139920320²) is 332556799193488735948902400
• 18236139920320 cubed (18236139920320³) is 6064552321546221917450034532327456768000
• The square root of 18236139920320 is 4270379.3649182973
• The cube root of 18236139920320 is 26321.5204159523

Scales and comparisons

• 18,236,139,920,320 seconds is equal to 579,852 years, 43 weeks, 5 days, 6 hours, 18 minutes, 40 seconds.
• To count from 1 to 18,236,139,920,320 would take you about one million, four hundred forty-nine thousand, six hundred thirty-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 18236139920320 cubic inches would be around 2193.5 feet tall.

Recreational maths with 18236139920320

• 18236139920320 backwards is 02302993163281
• The number of decimal digits it has is: 14
• The sum of 18236139920320's digits is 49
• More coming soon!