21044382436

Names of 21044382436

• Cardinal: 21044382436 can be written as Twenty-one billion, forty-four million, three hundred eighty-two thousand, four hundred thirty-six.

Scientific notation

• Scientific notation: 2.1044382436 × 10¹⁰

Factors of 21044382436

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 9338

Divisors of 21044382436

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 7 11 14 22 28 44 61 77 121 122 154 242 244 308 427 484 671 847 854 1331 1342 1694 1708 2662 2684 3388 4697 5324 7381 9257 9317 9394 14762 18514 18634 18788 29524 37028 37268 51667 64799 81191 101827 103334 129598 162382 203654 206668 259196 324764 407308 564677 568337 712789 1120097 1129354 1136674 1425578 2240194 2258708 2273348 2851156 3952739 4480388 6211447 7840679 7905478 12321067 12422894 15681358 15810956 24642134 24845788 31362716 43480129 49284268 68325917 86247469 86960258 136651834 172494938 173920516 273303668 344989876 478281419 751585087 956562838 1503170174 1913125676 3006340348 5261095609 10522191218 21044382436
• Sum of all divisors σ(n): 47058488064
• Sum of proper divisors (its aliquot sum) s(n): 26014105628
• 21044382436 is an abundant number, because the sum of its proper divisors (26014105628) is greater than itself. Its abundance is 4969723192

Bases of 21044382436

• Binary: 10011100110010101111100101011100100₂
• Hexadecimal: 0x4E657CAE4
• Base-36: 9O1A5ES

Squares and roots of 21044382436

• 21044382436 squared (21044382436²) is 442866032112625294096
• 21044382436 cubed (21044382436³) is 9319842147691943712923196897856
• The square root of 21044382436 is 145066.8205896855
• The cube root of 21044382436 is 2760.8664242293

Scales and comparisons

• 21,044,382,436 seconds is equal to 669 years, 7 weeks, 4 days, 5 hours, 47 minutes, 16 seconds.
• To count from 1 to 21,044,382,436 would take you about one thousand, three hundred thirty-eight 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 21044382436 cubic inches would be around 230.1 feet tall.

Recreational maths with 21044382436

• 21044382436 backwards is 63428344012
• The number of decimal digits it has is: 11
• The sum of 21044382436's digits is 37
• More coming soon!