21698714268

Names of 21698714268

• Cardinal: 21698714268 can be written as Twenty-one billion, six hundred ninety-eight million, seven hundred fourteen thousand, two hundred sixty-eight.

Scientific notation

• Scientific notation: 2.1698714268 × 10¹⁰

Factors of 21698714268

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 8237

Divisors of 21698714268

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 6 7 9 11 12 14 18 21 22 27 28 33 36 42 44 54 63 66 77 84 99 108 126 132 154 189 198 231 252 297 308 331 378 396 462 594 662 693 756 924 993 1188 1324 1386 1986 2079 2317 2772 2979 3641 3972 4158 4634 5958 6951 7282 7883 8316 8937 9268 10923 11916 13902 14564 15766 17874 20853 21846 23649 25487 27804 31532 32769 35748 41706 43692 47298 50974 55181 62559 65538 70947 76461 83412 86713 94596 98307 101948 110362 125118 131076 141894 152922 165543 173426 196614 212841 220724 229383 250236 260139 283788 305844 331086 346852 393228 425682 458766 496629 520278 606991 662172 688149 780417 851364 917532 993258 1040556 1213982 1376298 1489887 1560834 1820973 1986516 2341251 2427964 2609273 2752596 2979774 3121668 3641946 4682502 5218546 5462919 5959548 7283892 7827819 9365004 10437092 10925838 15655638 16388757 18264911 21851676 23483457 28702003 31311276 32777514 36529822 46966914 54794733 57404006 65555028 70450371 73059644 86106009 93933828 109589466 114808012 140900742 164384199 172212018 200914021 219178932 258318027 281801484 328768398 344424036 401828042 493152597 516636054 602742063 657536796 774954081 803656084 986305194 1033272108 1205484126 1549908162 1808226189 1972610388 2410968252 3099816324 3616452378 5424678567 7232904756 10849357134 21698714268
• Sum of all divisors σ(n): 70358077440
• Sum of proper divisors (its aliquot sum) s(n): 48659363172
• 21698714268 is an abundant number, because the sum of its proper divisors (48659363172) is greater than itself. Its abundance is 26960648904

Bases of 21698714268

• Binary: 10100001101010110000001101010011100₂
• Hexadecimal: 0x50D581A9C
• Base-36: 9YUUR30

Squares and roots of 21698714268

• 21698714268 squared (21698714268²) is 470834200884306775824
• 21698714268 cubed (21698714268³) is 10216496792590685653861306256832
• The square root of 21698714268 is 147304.8345031487
• The cube root of 21698714268 is 2789.1893632893

Scales and comparisons

• 21,698,714,268 seconds is equal to 689 years, 49 weeks, 3 days, 12 hours, 37 minutes, 48 seconds.
• To count from 1 to 21,698,714,268 would take you about one thousand, three hundred seventy-nine 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 21698714268 cubic inches would be around 232.4 feet tall.

Recreational maths with 21698714268

• 21698714268 backwards is 86241789612
• 21698714268 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21698714268's digits is 54
• More coming soon!