21743820637128

Names of 21743820637128

• Cardinal: 21743820637128 can be written as Twenty-one trillion, seven hundred forty-three billion, eight hundred twenty million, six hundred thirty-seven thousand, one hundred twenty-eight.

Scientific notation

• Scientific notation: 2.1743820637128 × 10¹³

Factors of 21743820637128

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 2295

Divisors of 21743820637128

• Number of divisors d(n): 180
• Complete list of divisors:
  1 2 3 4 6 8 9 12 18 24 27 36 54 72 81 83 108 162 166 216 249 324 332 498 648 664 747 996 1494 1992 2207 2241 2988 4414 4482 5976 6621 6723 6889 8828 8964 13242 13446 13778 17656 17928 19863 20667 26484 26892 27556 39726 41334 52968 53784 55112 59589 62001 79452 82668 119178 124002 158904 165336 178767 183181 186003 238356 248004 357534 366362 372006 476712 496008 549543 558009 715068 732724 744012 1099086 1116018 1430136 1465448 1488024 1648629 2198172 2232036 3297258 4396344 4464072 4870849 4945887 6594516 9741698 9891774 13189032 14612547 14837661 15204023 19483396 19783548 29225094 29675322 30408046 38966792 39567096 43837641 45612069 58450188 59350644 60816092 87675282 91224138 116900376 118701288 121632184 131512923 136836207 175350564 182448276 263025846 273672414 350701128 364896552 394538769 404280467 410508621 526051692 547344828 789077538 808560934 821017242 1052103384 1094689656 1212841401 1231525863 1578155076 1617121868 1642034484 2425682802 2463051726 3156310152 3234243736 3284068968 3638524203 4851365604 4926103452 7277048406 9702731208 9852206904 10915572609 14554096812 21831145218 29108193624 32746717827 33555278761 43662290436 65493435654 67110557522 87324580872 100665836283 130986871308 134221115044 201331672566 261973742616 268442230088 301997508849 402663345132 603995017698 805326690264 905992526547 1207990035396 1811985053094 2415980070792 2717977579641 3623970106188 5435955159282 7247940212376 10871910318564 21743820637128
• Sum of all divisors σ(n): 61673385026715
• Sum of proper divisors (its aliquot sum) s(n): 39929564389587
• 21743820637128 is an abundant number, because the sum of its proper divisors (39929564389587) is greater than itself. Its abundance is 18185743752459

Bases of 21743820637128

• Binary: 100111100011010100000101101001000001111001000₂
• Hexadecimal: 0x13C6A0B483C8
• Base-36: 7PGZ1ECI0

Squares and roots of 21743820637128

• 21743820637128 squared (21743820637128²) is 472793735899593503852088384
• 21743820637128 cubed (21743820637128³) is 10280342191758426587165326368060247921152
• The square root of 21743820637128 is 4663026.9822431867
• The cube root of 21743820637128 is 27911.2070858559

Scales and comparisons

• 21,743,820,637,128 seconds is equal to 691,386 years, 12 weeks, 2 days, 16 hours, 58 minutes, 48 seconds.
• To count from 1 to 21,743,820,637,128 would take you about one million, seven hundred twenty-eight thousand, four hundred sixty-five 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 21743820637128 cubic inches would be around 2325.9 feet tall.

Recreational maths with 21743820637128

• 21743820637128 backwards is 82173602834712
• 21743820637128 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21743820637128's digits is 54
• More coming soon!