21149731448622

Names of 21149731448622

• Cardinal: 21149731448622 can be written as Twenty-one trillion, one hundred forty-nine billion, seven hundred thirty-one million, four hundred forty-eight thousand, six hundred twenty-two.

Scientific notation

• Scientific notation: 2.1149731448622 × 10¹³

Factors of 21149731448622

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 304638

Divisors of 21149731448622

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 3 6 7 9 14 18 21 27 42 54 63 81 126 162 189 378 567 1134 84869 169738 219757 254607 439514 509214 594083 659271 763821 1188166 1318542 1527642 1538299 1782249 1977813 2291463 3076598 3564498 3955626 4582926 4614897 5346747 5933439 6874389 9229794 10693494 11866878 13748778 13844691 16040241 17800317 27689382 32080482 35600634 41534073 48120723 83068146 96241446 124602219 249204438 18650556833 37301113666 55951670499 111903340998 130553897831 167855011497 261107795662 335710022994 391661693493 503565034491 783323386986 1007130068982 1174985080479 1510695103473 2349970160958 3021390206946 3524955241437 7049910482874 10574865724311 21149731448622
• Sum of all divisors σ(n): 54162101679840
• Sum of proper divisors (its aliquot sum) s(n): 33012370231218
• 21149731448622 is an abundant number, because the sum of its proper divisors (33012370231218) is greater than itself. Its abundance is 11862638782596

Bases of 21149731448622

• Binary: 100110011110001001110001110101110011100101110₂
• Hexadecimal: 0x133C4E3AE72E
• Base-36: 7HW1W18VI

Squares and roots of 21149731448622

• 21149731448622 squared (21149731448622²) is 447311140348830442625698884
• 21149731448622 cubed (21149731448622³) is 9460510492354628431717475915226488737848
• The square root of 21149731448622 is 4598883.7176669297
• The cube root of 21149731448622 is 27654.6576017779

Scales and comparisons

• 21,149,731,448,622 seconds is equal to 672,496 years, 2 weeks, 10 hours, 23 minutes, 42 seconds.
• To count from 1 to 21,149,731,448,622 would take you about one million, six hundred eighty-one thousand, two hundred forty 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 21149731448622 cubic inches would be around 2304.6 feet tall.

Recreational maths with 21149731448622

• 21149731448622 backwards is 22684413794112
• 21149731448622 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21149731448622's digits is 54
• More coming soon!