28729043343

Names of 28729043343

• Cardinal: 28729043343 can be written as Twenty-eight billion, seven hundred twenty-nine million, forty-three thousand, three hundred forty-three.

Scientific notation

• Scientific notation: 2.8729043343 × 10¹⁰

Factors of 28729043343

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 769

Divisors of 28729043343

• Number of divisors d(n): 288
• Complete list of divisors:
  1 3 7 9 11 13 21 23 29 33 39 49 63 69 77 87 91 99 117 143 147 161 203 207 231 253 261 273 299 319 377 429 441 483 539 609 637 667 683 693 759 819 897 957 1001 1127 1131 1287 1421 1449 1617 1771 1827 1911 2001 2049 2093 2233 2277 2639 2691 2871 3003 3289 3381 3393 4147 4263 4669 4781 4851 5313 5733 6003 6147 6279 6699 7007 7337 7513 7917 8671 8879 9009 9867 10143 12397 12441 12789 14007 14343 14651 15631 15709 15939 18473 18837 19807 20097 21021 22011 22539 23023 23751 26013 26637 29029 29601 32683 33467 37191 37323 42021 43029 43953 46893 47127 51359 52591 55419 59421 60697 62153 63063 66033 67617 69069 78039 79911 87087 95381 97669 98049 100401 109963 111573 131859 138649 140679 141381 154077 157773 161161 166257 172799 178263 182091 186459 203203 204217 207207 217877 257491 261261 286143 293007 294147 301203 329889 359513 368137 415947 424879 435071 455561 462231 473319 483483 518397 546273 559377 609609 612651 653631 667667 683683 769741 772473 858429 879021 970543 989667 1078539 1104411 1209593 1247841 1274637 1305213 1366683 1429519 1450449 1525139 1555191 1802437 1828827 1837953 1960893 2003001 2051049 2246387 2309223 2317419 2832401 2911629 3188927 3235617 3313233 3628779 3823911 3915639 4100049 4288557 4575417 4673669 4785781 5011171 5407311 5922293 6009003 6153147 6739161 6927669 8467151 8497203 8734887 9566781 10006633 10675973 10886337 12617059 12865671 13726251 14021007 14357343 15033513 15724709 16221933 17766879 19826807 20217483 22322489 25401453 25491609 28700343 30019899 32027919 35078197 37851177 41456051 42063021 43072029 45100539 47174127 53300637 59480421 65145223 66967467 76204359 90059697 96083757 105234591 110072963 113553531 124368153 138787649 141522381 178441263 195435669 200902401 245547379 290192357 315703773 330218889 373104459 416362947 456016561 586307007 736642137 870577071 990656667 1249088841 1368049683 2209926411 2611731213 3192115927 4104149049 9576347781 28729043343
• Sum of all divisors σ(n): 61307850240
• Sum of proper divisors (its aliquot sum) s(n): 32578806897
• 28729043343 is an abundant number, because the sum of its proper divisors (32578806897) is greater than itself. Its abundance is 3849763554

Bases of 28729043343

• Binary: 11010110000011000100110100110001111₂
• Hexadecimal: 0x6B062698F
• Base-36: D74J3PR

Squares and roots of 28729043343

• 28729043343 squared (28729043343²) is 825357931403972615649
• 28729043343 cubed (28729043343³) is 23711743784793550117365201074607
• The square root of 28729043343 is 169496.4405024483
• The cube root of 28729043343 is 3062.7183095531

Scales and comparisons

• 28,729,043,343 seconds is equal to 913 years, 25 weeks, 5 days, 1 hour, 49 minutes, 3 seconds.
• To count from 1 to 28,729,043,343 would take you about one thousand, eight hundred twenty-six 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 28729043343 cubic inches would be around 255.2 feet tall.

Recreational maths with 28729043343

• 28729043343 backwards is 34334092782
• The number of decimal digits it has is: 11
• The sum of 28729043343's digits is 45
• More coming soon!