21401214471

Names of 21401214471

• Cardinal: 21401214471 can be written as Twenty-one billion, four hundred one million, two hundred fourteen thousand, four hundred seventy-one.

Scientific notation

• Scientific notation: 2.1401214471 × 10¹⁰

Factors of 21401214471

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 950

Divisors of 21401214471

• Number of divisors d(n): 192
• Complete list of divisors:
  1 3 7 9 13 19 21 27 39 49 57 63 79 91 117 133 147 171 189 237 247 273 351 399 441 513 553 637 711 741 819 829 931 1027 1197 1323 1501 1659 1729 1911 2133 2223 2457 2487 2793 3081 3591 3871 4503 4977 5187 5733 5803 6669 7189 7461 8379 9243 10507 10777 11613 12103 13509 14931 15561 15751 17199 17409 19513 21567 22383 25137 27729 31521 32331 34839 36309 40527 40621 46683 47253 50323 52227 58539 64701 65491 73549 75439 94563 96993 104517 108927 110257 121863 136591 141759 150969 156681 175617 194103 196473 204763 220647 226317 283689 290979 326781 330771 365589 409773 425277 452907 458437 526851 528073 589419 614289 661941 678951 771799 851383 956137 992313 1096767 1229319 1244329 1358721 1375311 1433341 1584219 1768257 1842867 1985823 2036853 2315397 2554149 2868411 2976939 3209059 3687957 3732987 4125933 4300023 4752657 5528601 5959681 6946191 7662447 8605233 8710303 9627177 10033387 11198961 12377799 12900069 14257971 16176277 17879043 20838573 22987341 25815699 26130909 28881531 30100161 33596883 38700207 41717767 48528831 53637129 60972121 78392727 86644593 90300483 113233939 125153301 145586493 160911387 182916363 235178181 270901449 339701817 375459903 436759479 548749089 792637573 1019105451 1126379709 1646247267 2377912719 3057316353 7133738157 21401214471
• Sum of all divisors σ(n): 42389760000
• Sum of proper divisors (its aliquot sum) s(n): 20988545529
• 21401214471 is a deficient number, because the sum of its proper divisors (20988545529) is less than itself. Its deficiency is 412668942

Bases of 21401214471

• Binary: 10011111011100111001001111000000111₂
• Hexadecimal: 0x4FB9C9E07
• Base-36: 9TXQARR

Squares and roots of 21401214471

• 21401214471 squared (21401214471²) is 458011980833739809841
• 21401214471 cubed (21401214471³) is 9802012632110407063417997409111
• The square root of 21401214471 is 146291.5393008087
• The cube root of 21401214471 is 2776.3836173901

Scales and comparisons

• 21,401,214,471 seconds is equal to 680 years, 25 weeks, 4 days, 5 hours, 47 minutes, 51 seconds.
• To count from 1 to 21,401,214,471 would take you about one thousand, three hundred sixty 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 21401214471 cubic inches would be around 231.4 feet tall.

Recreational maths with 21401214471

• 21401214471 backwards is 17441210412
• 21401214471 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21401214471's digits is 27
• More coming soon!