21363684012

Names of 21363684012

• Cardinal: 21363684012 can be written as Twenty-one billion, three hundred sixty-three million, six hundred eighty-four thousand and twelve.

Scientific notation

• Scientific notation: 2.1363684012 × 10¹⁰

Factors of 21363684012

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 796

Divisors of 21363684012

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 6 9 11 12 18 22 27 33 36 44 54 66 99 108 121 132 198 242 297 331 363 396 449 484 594 662 726 898 993 1089 1188 1324 1331 1347 1452 1796 1986 2178 2662 2694 2979 3267 3641 3972 3993 4041 4356 4939 5324 5388 5958 6534 7282 7986 8082 8937 9878 10923 11916 11979 12123 13068 14564 14817 15972 16164 17874 19756 21846 23958 24246 29634 32769 35748 35937 40051 43692 44451 47916 48492 54329 59268 65538 71874 80102 88902 98307 108658 120153 131076 133353 143748 148619 160204 162987 177804 196614 217316 240306 266706 297238 325974 360459 393228 440561 445857 480612 488961 533412 594476 597619 651948 720918 881122 891714 977922 1081377 1195238 1321683 1337571 1441836 1466883 1634809 1762244 1783428 1792857 1955844 2162754 2390476 2643366 2675142 2933766 3269618 3585714 3965049 4012713 4325508 4904427 5286732 5350284 5378571 5867532 6539236 7171428 7930098 8025426 9808854 10757142 11895147 14713281 15860196 16050852 16135713 17982899 19617708 21514284 23790294 29426562 32271426 35965798 44139843 47580588 53948697 58853124 64542852 71931596 88279686 107897394 161846091 176559372 197811889 215794788 323692182 395623778 485538273 593435667 647384364 791247556 971076546 1186871334 1780307001 1942153092 2373742668 3560614002 5340921003 7121228004 10681842006 21363684012
• Sum of all divisors σ(n): 61242048000
• Sum of proper divisors (its aliquot sum) s(n): 39878363988
• 21363684012 is an abundant number, because the sum of its proper divisors (39878363988) is greater than itself. Its abundance is 18514679976

Bases of 21363684012

• Binary: 10011111001010111111111001010101100₂
• Hexadecimal: 0x4F95FF2AC
• Base-36: 9TBDW30

Squares and roots of 21363684012

• 21363684012 squared (21363684012²) is 456406994564584416144
• 21363684012 cubed (21363684012³) is 9750534812744382992599927489728
• The square root of 21363684012 is 146163.2101864213
• The cube root of 21363684012 is 2774.7597232427

Scales and comparisons

• 21,363,684,012 seconds is equal to 679 years, 15 weeks, 3 days, 20 hours, 40 minutes, 12 seconds.
• To count from 1 to 21,363,684,012 would take you about one thousand, three hundred fifty-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 21363684012 cubic inches would be around 231.2 feet tall.

Recreational maths with 21363684012

• 21363684012 backwards is 21048636312
• 21363684012 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21363684012's digits is 36
• More coming soon!