21743299746

Names of 21743299746

• Cardinal: 21743299746 can be written as Twenty-one billion, seven hundred forty-three million, two hundred ninety-nine thousand, seven hundred forty-six.

Scientific notation

• Scientific notation: 2.1743299746 × 10¹⁰

Factors of 21743299746

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 3391

Divisors of 21743299746

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 6 7 9 14 18 21 27 31 42 54 62 63 93 126 186 189 217 279 378 434 558 651 701 837 1302 1402 1674 1953 2103 2647 3906 4206 4907 5294 5859 6309 7941 9814 11718 12618 14721 15882 18529 18927 21731 23823 29442 37058 37854 43462 44163 47646 55587 65193 71469 82057 88326 111174 130386 132489 142938 152117 164114 166761 195579 246171 264978 304234 333522 391158 456351 492342 500283 574399 586737 738513 912702 1000566 1148798 1173474 1369053 1477026 1723197 1855547 2215539 2738106 3446394 3711094 4107159 4431078 5169591 5566641 8214318 10339182 11133282 12988829 15508773 16699923 25977658 31017546 33399846 38966487 50099769 57521957 77932974 100199538 115043914 116899461 172565871 233798922 345131742 350698383 402653699 517697613 701396766 805307398 1035395226 1207961097 1553092839 2415922194 3106185678 3623883291 7247766582 10871649873 21743299746
• Sum of all divisors σ(n): 57105285120
• Sum of proper divisors (its aliquot sum) s(n): 35361985374
• 21743299746 is an abundant number, because the sum of its proper divisors (35361985374) is greater than itself. Its abundance is 13618685628

Bases of 21743299746

• Binary: 10100010000000000000110110010100010₂
• Hexadecimal: 0x510006CA2
• Base-36: 9ZLEDGI

Squares and roots of 21743299746

• 21743299746 squared (21743299746²) is 472771083844403664516
• 21743299746 cubed (21743299746³) is 10279603387270166902192212012936
• The square root of 21743299746 is 147456.0942992859
• The cube root of 21743299746 is 2791.0984205427

Scales and comparisons

• 21,743,299,746 seconds is equal to 691 years, 19 weeks, 1 day, 13 hours, 29 minutes, 6 seconds.
• To count from 1 to 21,743,299,746 would take you about one thousand, three hundred eighty-two 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 21743299746 cubic inches would be around 232.6 feet tall.

Recreational maths with 21743299746

• 21743299746 backwards is 64799234712
• 21743299746 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21743299746's digits is 54
• More coming soon!