21045214260

Names of 21045214260

• Cardinal: 21045214260 can be written as Twenty-one billion, forty-five million, two hundred fourteen thousand, two hundred sixty.

Scientific notation

• Scientific notation: 2.104521426 × 10¹⁰

Factors of 21045214260

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 36423

Divisors of 21045214260

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 5 6 7 9 10 12 14 15 17 18 20 21 27 28 30 34 35 36 42 45 51 54 60 63 68 70 81 84 85 90 102 105 108 119 126 135 140 153 162 170 180 189 204 210 238 243 252 255 270 306 315 324 340 357 378 405 420 459 476 486 510 540 567 595 612 630 714 756 765 810 918 945 972 1020 1071 1134 1190 1215 1260 1377 1428 1530 1620 1701 1785 1836 1890 2142 2268 2295 2380 2430 2754 2835 3060 3213 3402 3570 3780 4131 4284 4590 4860 5355 5508 5670 6426 6804 6885 7140 8262 8505 9180 9639 10710 11340 12852 13770 16065 16524 17010 19278 20655 21420 27540 28917 32130 34020 36389 38556 41310 48195 57834 64260 72778 82620 96390 109167 115668 144585 145556 181945 192780 218334 254723 289170 327501 363890 436668 509446 545835 578340 618613 655002 727780 764169 982503 1018892 1091670 1237226 1273615 1310004 1528338 1637505 1855839 1965006 2183340 2292507 2474452 2547230 2947509 3056676 3093065 3275010 3711678 3820845 3930012 4330291 4585014 4912515 5094460 5567517 5895018 6186130 6550020 6877521 7423356 7641690 8660582 8842527 9170028 9279195 9825030 11135034 11462535 11790036 12372260 12990873 13755042 14737545 15283380 16702551 17321164 17685054 18558390 19650060 20632563 21651455 22270068 22925070 25981746 27510084 27837585 29475090 33405102 34387605 35370108 37116780 38972619 41265126 43302910 44212635 45850140 50107653 51963492 55675170 58950180 61897689 64954365 66810204 68775210 77945238 82530252 83512755 86605820 88425270 100215306 103162815 111350340 116917857 123795378 129908730 137550420 150322959 155890476 167025510 176850540 194863095 200430612 206325630 233835714 247590756 250538265 259817460 300645918 309488445 334051020 350753571 389726190 412651260 467671428 501076530 584589285 601291836 618976890 701507142 751614795 779452380 1002153060 1052260713 1169178570 1237953780 1403014284 1503229590 1753767855 2104521426 2338357140 3006459180 3507535710 4209042852 5261303565 7015071420 10522607130 21045214260
• Sum of all divisors σ(n): 80111566080
• Sum of proper divisors (its aliquot sum) s(n): 59066351820
• 21045214260 is an abundant number, because the sum of its proper divisors (59066351820) is greater than itself. Its abundance is 38021137560

Bases of 21045214260

• Binary: 10011100110011001000111110000110100₂
• Hexadecimal: 0x4E6647C34
• Base-36: 9O1RZ90

Squares and roots of 21045214260

• 21045214260 squared (21045214260²) is 442901043249307347600
• 21045214260 cubed (21045214260³) is 9320947351159199726834296776000
• The square root of 21045214260 is 145069.6875987539
• The cube root of 21045214260 is 2760.9028001237

Scales and comparisons

• 21,045,214,260 seconds is equal to 669 years, 8 weeks, 6 days, 20 hours, 51 minutes.
• To count from 1 to 21,045,214,260 would take you about one thousand, three hundred thirty-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 21045214260 cubic inches would be around 230.1 feet tall.

Recreational maths with 21045214260

• 21045214260 backwards is 06241254012
• 21045214260 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21045214260's digits is 27
• More coming soon!