20729193632

Names of 20729193632

• Cardinal: 20729193632 can be written as Twenty billion, seven hundred twenty-nine million, one hundred ninety-three thousand, six hundred thirty-two.

Scientific notation

• Scientific notation: 2.0729193632 × 10¹⁰

Factors of 20729193632

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 1767

Divisors of 20729193632

• Number of divisors d(n): 108
• Complete list of divisors:
  1 2 4 7 8 14 16 28 32 49 56 89 98 112 178 196 224 356 392 623 712 784 1246 1424 1568 1669 2492 2848 3338 4361 4984 6676 7921 8722 9968 11683 13352 15842 17444 19936 23366 26704 31684 34888 46732 53408 55447 63368 69776 81781 93464 110894 126736 139552 148541 163562 186928 221788 253472 297082 327124 373856 388129 443576 594164 654248 776258 887152 1039787 1188328 1308496 1552516 1774304 2079574 2376656 2616992 3105032 4159148 4753312 6210064 7278509 8318296 12420128 13220149 14557018 16636592 26440298 29114036 33273184 52880596 58228072 92541043 105761192 116456144 185082086 211522384 232912288 370164172 423044768 647787301 740328344 1295574602 1480656688 2591149204 2961313376 5182298408 10364596816 20729193632
• Sum of all divisors σ(n): 48041726670
• Sum of proper divisors (its aliquot sum) s(n): 27312533038
• 20729193632 is an abundant number, because the sum of its proper divisors (27312533038) is greater than itself. Its abundance is 6583339406

Bases of 20729193632

• Binary: 10011010011100011100110010010100000₂
• Hexadecimal: 0x4D38E64A0
• Base-36: 9ITMK68

Squares and roots of 20729193632

• 20729193632 squared (20729193632²) is 429699468632949351424
• 20729193632 cubed (20729193632³) is 8907323488859917440916910931968
• The square root of 20729193632 is 143976.3648381219
• The cube root of 20729193632 is 2747.0135571655

Scales and comparisons

• 20,729,193,632 seconds is equal to 659 years, 6 weeks, 3 days, 5 hours, 20 minutes, 32 seconds.
• To count from 1 to 20,729,193,632 would take you about one thousand, three hundred eighteen 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 20729193632 cubic inches would be around 228.9 feet tall.

Recreational maths with 20729193632

• 20729193632 backwards is 23639192702
• The number of decimal digits it has is: 11
• The sum of 20729193632's digits is 44
• More coming soon!