21210090337280

Names of 21210090337280

• Cardinal: 21210090337280 can be written as Twenty-one trillion, two hundred ten billion, ninety million, three hundred thirty-seven thousand, two hundred eighty.

Scientific notation

• Scientific notation: 2.121009033728 × 10¹³

Factors of 21210090337280

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 4971

Divisors of 21210090337280

• Number of divisors d(n): 198
• Complete list of divisors:
  1 2 4 5 8 10 13 16 20 26 32 40 52 64 65 80 104 128 130 160 169 208 256 260 320 338 416 512 520 640 676 832 845 1024 1040 1280 1352 1664 1690 2080 2560 2704 3328 3380 4160 4951 5120 5408 6656 6760 8320 9902 10816 13312 13520 16640 19804 21632 24755 27040 33280 39608 43264 49510 54080 64363 66560 79216 86528 99020 108160 128726 158432 173056 198040 216320 257452 316864 321815 396080 432640 514904 633728 643630 792160 836719 865280 1029808 1267456 1287260 1584320 1673438 2059616 2534912 2574520 3168640 3346876 4119232 4183595 5069824 5149040 6337280 6693752 8238464 8367190 10298080 12674560 13387504 16476928 16734380 20596160 24512401 25349120 26775008 32953856 33468760 41192320 49024802 53550016 65907712 66937520 82384640 98049604 107100032 122562005 133875040 164769280 196099208 214200064 245124010 267750080 318661213 329538560 392198416 428400128 490248020 535500160 637322426 784396832 856800256 980496040 1071000320 1274644852 1568793664 1593306065 1960992080 2142000640 2549289704 3137587328 3186612130 3921984160 4142595769 4284001280 5098579408 6275174656 6373224260 7843968320 8285191538 10197158816 12550349312 12746448520 15687936640 16570383076 20394317632 20712978845 25100698624 25492897040 31375873280 33140766152 40788635264 41425957690 50985794080 62751746560 66281532304 81577270528 82851915380 101971588160 125503493120 132563064608 163154541056 165703830760 203943176320 265126129216 326309082112 331407661520 407886352640 530252258432 662815323040 815772705280 1060504516864 1325630646080 1631545410560 2121009033728 2651261292160 4242018067456 5302522584320 10605045168640 21210090337280
• Sum of all divisors σ(n): 55105349706918
• Sum of proper divisors (its aliquot sum) s(n): 33895259369638
• 21210090337280 is an abundant number, because the sum of its proper divisors (33895259369638) is greater than itself. Its abundance is 12685169032358

Bases of 21210090337280

• Binary: 100110100101001011011111001100111010000000000₂
• Hexadecimal: 0x134A5BE67400
• Base-36: 7INS45PFK

Squares and roots of 21210090337280

• 21210090337280 squared (21210090337280²) is 449867932115578424157798400
• 21210090337280 cubed (21210090337280³) is 9541739480016764922387369165798244352000
• The square root of 21210090337280 is 4605441.3835462069
• The cube root of 21210090337280 is 27680.9403469509

Scales and comparisons

• 21,210,090,337,280 seconds is equal to 674,415 years, 13 weeks, 5 days, 16 hours, 21 minutes, 20 seconds.
• To count from 1 to 21,210,090,337,280 would take you about one million, six hundred eighty-six thousand and 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 21210090337280 cubic inches would be around 2306.7 feet tall.

Recreational maths with 21210090337280

• 21210090337280 backwards is 08273309001212
• The number of decimal digits it has is: 14
• The sum of 21210090337280's digits is 38
• More coming soon!