21228224512

Names of 21228224512

• Cardinal: 21228224512 can be written as Twenty-one billion, two hundred twenty-eight million, two hundred twenty-four thousand, five hundred twelve.

Scientific notation

• Scientific notation: 2.1228224512 × 10¹⁰

Factors of 21228224512

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 19
• Sum of prime factors: 2690

Divisors of 21228224512

• Number of divisors d(n): 102
• Complete list of divisors:
  1 2 4 8 11 16 22 32 44 64 88 121 128 176 242 256 352 484 512 704 968 1024 1408 1936 2048 2677 2816 3872 4096 5354 5632 7744 8192 10708 11264 15488 16384 21416 22528 29447 30976 32768 42832 45056 58894 61952 65536 85664 90112 117788 123904 171328 180224 235576 247808 323917 342656 360448 471152 495616 647834 685312 720896 942304 991232 1295668 1370624 1884608 1982464 2591336 2741248 3769216 3964928 5182672 5482496 7538432 7929856 10365344 10964992 15076864 20730688 21929984 30153728 41461376 43859968 60307456 82922752 87719936 120614912 165845504 175439872 241229824 331691008 482459648 663382016 964919296 1326764032 1929838592 2653528064 5307056128 10614112256 21228224512
• Sum of all divisors σ(n): 46684082354
• Sum of proper divisors (its aliquot sum) s(n): 25455857842
• 21228224512 is an abundant number, because the sum of its proper divisors (25455857842) is greater than itself. Its abundance is 4227633330

Bases of 21228224512

• Binary: 10011110001010011010000000000000000₂
• Hexadecimal: 0x4F14D0000
• Base-36: 9R2QIV4

Squares and roots of 21228224512

• 21228224512 squared (21228224512²) is 450637515931877638144
• 21228224512 cubed (21228224512³) is 9566234361731875400233126985728
• The square root of 21228224512 is 145699.0889195951
• The cube root of 21228224512 is 2768.8826970885

Scales and comparisons

• 21,228,224,512 seconds is equal to 674 years, 51 weeks, 4 days, 1 hour, 1 minute, 52 seconds.
• To count from 1 to 21,228,224,512 would take you about one thousand, three hundred forty-nine 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 21228224512 cubic inches would be around 230.7 feet tall.

Recreational maths with 21228224512

• 21228224512 backwards is 21542282212
• The number of decimal digits it has is: 11
• The sum of 21228224512's digits is 31
• More coming soon!