18628468261312

Names of 18628468261312

• Cardinal: 18628468261312 can be written as Eighteen trillion, six hundred twenty-eight billion, four hundred sixty-eight million, two hundred sixty-one thousand, three hundred twelve.

Scientific notation

• Scientific notation: 1.8628468261312 × 10¹³

Factors of 18628468261312

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 292612

Divisors of 18628468261312

• Number of divisors d(n): 252
• Complete list of divisors:
  1 2 4 7 8 13 14 16 26 28 29 32 52 56 58 64 91 104 112 116 169 182 203 208 224 232 338 364 377 406 416 448 464 676 728 754 812 832 841 928 1183 1352 1456 1508 1624 1682 1856 2366 2639 2704 2912 3016 3248 3364 4732 4901 5278 5408 5824 5887 6032 6496 6728 9464 9802 10556 10816 10933 11774 12064 12992 13456 18928 19604 21112 21866 23548 24128 26912 34307 37856 39208 42224 43732 47096 53824 68614 75712 76531 78416 84448 87464 94192 137228 142129 153062 156832 168896 174928 188384 274456 284258 292561 306124 313664 349856 376768 548912 568516 585122 612248 699712 994903 1097824 1137032 1170244 1224496 1989806 2047927 2195648 2274064 2340488 2448992 3803293 3979612 4095854 4548128 4680976 4897984 7606586 7959224 8191708 8484269 9096256 9361952 15213172 15918448 16383416 16968538 18723904 26623051 30426344 31836896 32766832 33937076 49442809 53246102 59389883 60852688 63673792 65533664 67874152 98885618 106492204 110295497 118779766 121705376 131067328 135748304 197771236 212984408 220590994 237559532 243410752 246043801 271496608 346099663 395542472 425968816 441181988 475119064 492087602 542993216 692199326 772068479 791084944 851937632 882363976 950238128 984175204 1384398652 1433841461 1544136958 1582169888 1703875264 1722306607 1764727952 1900476256 1968350408 2768797304 2867682922 3088273916 3164339776 3198569413 3444613214 3529455904 3800952512 3936700816 5537594608 5735365844 6176547832 6397138826 6889226428 7058911808 7873401632 10036890227 11075189216 11470731688 12353095664 12794277652 13778452856 15746803264 20073780454 22150378432 22389985891 22941463376 24706191328 25588555304 27556905712 40147560908 41581402369 44779971782 45882926752 49412382656 51177110608 55113811424 80295121816 83162804738 89559943564 91765853504 102354221216 110227622848 160590243632 166325609476 179119887128 204708442432 291069816583 321180487264 332651218952 358239774256 582139633166 642360974528 665302437904 716479548512 1164279266332 1330604875808 1432959097024 2328558532664 2661209751616 4657117065328 9314234130656 18628468261312
• Sum of all divisors σ(n): 47378452223856
• Sum of proper divisors (its aliquot sum) s(n): 28749983962544
• 18628468261312 is an abundant number, because the sum of its proper divisors (28749983962544) is greater than itself. Its abundance is 10121515701232

Bases of 18628468261312

• Binary: 100001111000101000111001110111100000111000000₂
• Hexadecimal: 0x10F1473BC1C0
• Base-36: 6LPST12V4

Squares and roots of 18628468261312

• 18628468261312 squared (18628468261312²) is 347019829762708528315961344
• 18628468261312 cubed (18628468261312³) is 6464447884780509168013870737241482723328
• The square root of 18628468261312 is 4316070.9286701951
• The cube root of 18628468261312 is 26508.9412151151

Scales and comparisons

• 18,628,468,261,312 seconds is equal to 592,327 years, 34 weeks, 5 days, 13 hours, 1 minute, 52 seconds.
• To count from 1 to 18,628,468,261,312 would take you about one million, four hundred eighty thousand, eight hundred nineteen 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 18628468261312 cubic inches would be around 2209.1 feet tall.

Recreational maths with 18628468261312

• 18628468261312 backwards is 21316286482681
• 18628468261312 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18628468261312's digits is 58
• More coming soon!