21929749335180

Names of 21929749335180

• Cardinal: 21929749335180 can be written as Twenty-one trillion, nine hundred twenty-nine billion, seven hundred forty-nine million, three hundred thirty-five thousand, one hundred eighty.

Scientific notation

• Scientific notation: 2.192974933518 × 10¹³

Factors of 21929749335180

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 108876112

Divisors of 21929749335180

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 15 18 20 27 30 36 45 54 60 90 108 135 180 270 373 540 746 1119 1492 1865 2238 3357 3730 4476 5595 6714 7460 10071 11190 13428 16785 20142 22380 33570 40284 50355 67140 100710 201420 108875729 217751458 326627187 435502916 544378645 653254374 979881561 1088757290 1306508748 1633135935 1959763122 2177514580 2939644683 3266271870 3919526244 4899407805 5879289366 6532543740 9798815610 11758578732 14698223415 19597631220 29396446830 40610646917 58792893660 81221293834 121831940751 162442587668 203053234585 243663881502 365495822253 406106469170 487327763004 609159703755 730991644506 812212938340 1096487466759 1218319407510 1461983289012 1827479111265 2192974933518 2436638815020 3654958222530 4385949867036 5482437333795 7309916445060 10964874667590 21929749335180
• Sum of all divisors σ(n): 68408798673600
• Sum of proper divisors (its aliquot sum) s(n): 46479049338420
• 21929749335180 is an abundant number, because the sum of its proper divisors (46479049338420) is greater than itself. Its abundance is 24549300003240

Bases of 21929749335180

• Binary: 100111111000111101010111010110100110010001100₂
• Hexadecimal: 0x13F1EAEB4C8C
• Base-36: 7RUDYJM30

Squares and roots of 21929749335180

• 21929749335180 squared (21929749335180²) is 480913905903827651985632400
• 21929749335180 cubed (21929749335180³) is 10546321408273281528149222530811867832000
• The square root of 21929749335180 is 4682921.0259388317
• The cube root of 21929749335180 is 27990.5364851811

Scales and comparisons

• 21,929,749,335,180 seconds is equal to 697,298 years, 10 weeks, 1 day, 5 hours, 33 minutes.
• To count from 1 to 21,929,749,335,180 would take you about one million, seven hundred forty-three thousand, two hundred forty-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 21929749335180 cubic inches would be around 2332.5 feet tall.

Recreational maths with 21929749335180

• 21929749335180 backwards is 08153394792912
• The number of decimal digits it has is: 14
• The sum of 21929749335180's digits is 63
• More coming soon!