21011421923349

Names of 21011421923349

• Cardinal: 21011421923349 can be written as Twenty-one trillion, eleven billion, four hundred twenty-one million, nine hundred twenty-three thousand, three hundred forty-nine.

Scientific notation

• Scientific notation: 2.1011421923349 × 10¹³

Factors of 21011421923349

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 117

Divisors of 21011421923349

• Number of divisors d(n): 216
• Complete list of divisors:
  1 3 11 13 31 33 39 59 93 121 143 177 341 363 403 429 649 767 961 1023 1209 1331 1573 1829 1947 2301 2883 3481 3751 3993 4433 4719 5487 7139 8437 10443 10571 11253 12493 13299 14641 17303 20119 21417 23777 25311 31713 37479 38291 41261 43923 45253 48763 51909 56699 60357 71331 78529 92807 107911 114873 116281 123783 135759 137423 146289 161051 170097 190333 221309 235587 261547 278421 323733 348843 412269 421201 453871 483153 497783 536393 570999 623689 663927 737087 784641 863819 1020877 1187021 1263603 1279091 1361613 1402843 1493349 1511653 1609179 1871067 2093663 2211261 2434399 2591457 2877017 3062631 3345241 3561063 3837273 4208529 4534959 4633211 4992581 5475613 5900323 6280989 6860579 7303197 8107957 8631051 9502009 10035723 11229647 13057231 13899633 14070001 14977743 15431273 16426839 16628183 17700969 20581737 24323871 26778389 28506027 31647187 33688941 36797651 39171693 42210003 43488133 46293819 49884549 50965321 60231743 64903553 75466369 80335167 89187527 94941561 110392953 123526117 130464399 143629541 152895963 154770011 169744003 180695229 182910013 194710659 226399107 267562581 294562279 348119057 370578351 404774161 430888623 464310033 478369463 509232009 548730039 560618531 662549173 830130059 883686837 981062797 1044357171 1214322483 1435108389 1579924951 1681855593 1867184033 1987647519 2012010143 2490390177 2943188391 3829309627 4452515771 4739774853 5262064093 5601552099 6036030429 7288040903 9131430649 10791690767 11487928881 13357547313 15786192279 17379174461 20539024363 21864122709 27394291947 32375072301 48977673481 52137523383 57882705023 61617073089 118708598437 146933020443 173648115069 225929267993 356125795311 538754408291 636709755253 677787803979 1616263224873 1910129265759 7003807307783 21011421923349
• Sum of all divisors σ(n): 34883420892768
• Sum of proper divisors (its aliquot sum) s(n): 13871998969419
• 21011421923349 is a deficient number, because the sum of its proper divisors (13871998969419) is less than itself. Its deficiency is 7139422953930

Bases of 21011421923349

• Binary: 100110001110000011010010101110000100000010101₂
• Hexadecimal: 0x131C1A570815
• Base-36: 7G4II445X

Squares and roots of 21011421923349

• 21011421923349 squared (21011421923349²) is 441479851240990990431375801
• 21011421923349 cubed (21011421923349³) is 9276119425081813320678398587843635477549
• The square root of 21011421923349 is 4583821.7595527207
• The cube root of 21011421923349 is 27594.2427969885

Scales and comparisons

• 21,011,421,923,349 seconds is equal to 668,098 years, 11 weeks, 4 days, 17 hours, 49 minutes, 9 seconds.
• To count from 1 to 21,011,421,923,349 would take you about one million, six hundred seventy thousand, two hundred forty-five 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 21011421923349 cubic inches would be around 2299.5 feet tall.

Recreational maths with 21011421923349

• 21011421923349 backwards is 94332912411012
• The number of decimal digits it has is: 14
• The sum of 21011421923349's digits is 42
• More coming soon!