21027382467

Names of 21027382467

• Cardinal: 21027382467 can be written as Twenty-one billion, twenty-seven million, three hundred eighty-two thousand, four hundred sixty-seven.

Scientific notation

• Scientific notation: 2.1027382467 × 10¹⁰

Factors of 21027382467

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 2013

Divisors of 21027382467

• Number of divisors d(n): 128
• Complete list of divisors:
  1 3 7 13 17 21 39 41 51 59 91 119 123 177 221 273 287 357 413 533 663 697 767 861 1003 1239 1547 1599 1873 2091 2301 2419 3009 3731 4641 4879 5369 5619 7021 7257 9061 11193 13039 13111 14637 16107 16933 21063 24349 27183 31447 31841 39117 39333 41123 50799 63427 73047 76793 91273 94341 95523 110507 123369 170443 190281 220129 222887 230379 273819 287861 331521 413933 511329 534599 537551 660387 668661 773549 863583 998309 1241799 1305481 1436591 1603797 1612653 1878619 2320647 2897531 2994927 3742193 3916443 4309773 4530787 5635857 6988163 8692593 9138367 10056137 11226579 13150333 13592361 16971253 20964489 24422047 27415101 30168411 31715509 39450999 50913759 58900231 73266141 77023379 95146527 118798771 170954329 176700693 231070137 356396313 412301617 512862987 539163653 1001303927 1236904851 1617490959 3003911781 7009127489 21027382467
• Sum of all divisors σ(n): 38082078720
• Sum of proper divisors (its aliquot sum) s(n): 17054696253
• 21027382467 is a deficient number, because the sum of its proper divisors (17054696253) is less than itself. Its deficiency is 3972686214

Bases of 21027382467

• Binary: 10011100101010101000110010011000011₂
• Hexadecimal: 0x4E55464C3
• Base-36: 9NR5S5F

Squares and roots of 21027382467

• 21027382467 squared (21027382467²) is 442150813413499006089
• 21027382467 cubed (21027382467³) is 9297274261740797421757764841563
• The square root of 21027382467 is 145008.2151707275
• The cube root of 21027382467 is 2760.1228008007

Scales and comparisons

• 21,027,382,467 seconds is equal to 668 years, 31 weeks, 3 days, 11 hours, 34 minutes, 27 seconds.
• To count from 1 to 21,027,382,467 would take you about one thousand, three hundred thirty-seven 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 21027382467 cubic inches would be around 230 feet tall.

Recreational maths with 21027382467

• 21027382467 backwards is 76428372012
• The number of decimal digits it has is: 11
• The sum of 21027382467's digits is 42
• More coming soon!