21421385315316

Names of 21421385315316

• Cardinal: 21421385315316 can be written as Twenty-one trillion, four hundred twenty-one billion, three hundred eighty-five million, three hundred fifteen thousand, three hundred sixteen.

Scientific notation

• Scientific notation: 2.1421385315316 × 10¹³

Factors of 21421385315316

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 2650

Divisors of 21421385315316

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 6 7 9 12 14 18 21 27 28 36 42 49 54 63 84 89 98 108 126 147 178 189 196 252 267 294 343 356 378 441 534 588 623 686 756 801 882 1029 1068 1246 1323 1372 1602 1764 1869 2058 2403 2492 2549 2646 3087 3204 3738 4116 4361 4806 5098 5292 5607 6174 7476 7647 8722 9261 9612 10196 11214 12348 13083 15294 16821 17444 17843 18522 22428 22941 26166 30527 30588 33642 35686 37044 39249 45882 52332 53529 61054 67284 68823 71372 78498 91581 91764 107058 117747 122108 124901 137646 156996 160587 183162 214116 226861 235494 249802 274743 275292 321174 366324 374703 453722 470988 481761 499604 549486 642348 680583 749406 824229 874307 907444 963522 1098972 1124109 1361166 1498812 1588027 1648458 1748614 1927044 2041749 2248218 2622921 2722332 3176054 3296916 3372327 3497228 4083498 4496436 4764081 5245842 6125247 6352108 6497401 6744654 7868763 8166996 9528162 10491684 11116189 12250494 12994802 13489308 14292243 15737526 19056324 19492203 22232378 23606289 24500988 25989604 28584486 31475052 33348567 38984406 42876729 44464756 45481807 47212578 57168972 58476609 66697134 77813323 77968812 85753458 90963614 94425156 100045701 116953218 133394268 136445421 155626646 171506916 175429827 181927228 200091402 233439969 233906436 272890842 300137103 311253292 318372649 350859654 400182804 409336263 466879938 545781684 578268689 600274206 636745298 700319907 701719308 818672526 933759876 955117947 1156537378 1200548412 1228008789 1273490596 1400639814 1637345052 1734806067 1910235894 2100959721 2228608543 2313074756 2456017578 2801279628 2865353841 3469612134 3820471788 4047880823 4201919442 4457217086 4912035156 5204418201 5730707682 6685825629 6939224268 8095761646 8403838884 8596061523 8914434172 10408836402 11461415364 12143642469 13371651258 15613254603 16191523292 17192123046 20057476887 20817672804 24287284938 26743302516 28335165761 31226509206 34384246092 36430927407 40114953774 48574569876 56670331522 60172430661 62453018412 72861854814 80229907548 85005497283 109292782221 113340663044 120344861322 145723709628 170010994566 198346160327 218585564442 240689722644 255016491849 340021989132 396692320654 437171128884 510032983698 595038480981 765049475547 793384641308 1020065967396 1190076961962 1530098951094 1785115442943 2380153923924 3060197902188 3570230885886 5355346328829 7140461771772 10710692657658 21421385315316
• Sum of all divisors σ(n): 65519506080000
• Sum of proper divisors (its aliquot sum) s(n): 44098120764684
• 21421385315316 is an abundant number, because the sum of its proper divisors (44098120764684) is greater than itself. Its abundance is 22676735449368

Bases of 21421385315316

• Binary: 100110111101110001110000011111111001111110100₂
• Hexadecimal: 0x137B8E0FF3F4
• Base-36: 7LCUJQDX0

Squares and roots of 21421385315316

• 21421385315316 squared (21421385315316²) is 458875748827235964744179856
• 21421385315316 cubed (21421385315316³) is 9829754227482385703840238663896375474496
• The square root of 21421385315316 is 4628324.2448337605
• The cube root of 21421385315316 is 27772.5559931833

Scales and comparisons

• 21,421,385,315,316 seconds is equal to 681,133 years, 41 weeks, 1 day, 9 hours, 48 minutes, 36 seconds.
• To count from 1 to 21,421,385,315,316 would take you about one million, seven hundred two thousand, eight hundred thirty-four 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 21421385315316 cubic inches would be around 2314.4 feet tall.

Recreational maths with 21421385315316

• 21421385315316 backwards is 61351358312412
• The number of decimal digits it has is: 14
• The sum of 21421385315316's digits is 45
• More coming soon!