2138309609280

Names of 2138309609280

• Cardinal: 2138309609280 can be written as Two trillion, one hundred thirty-eight billion, three hundred nine million, six hundred nine thousand, two hundred eighty.

Scientific notation

• Scientific notation: 2.13830960928 × 10¹²

Factors of 2138309609280

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 171338934

Divisors of 2138309609280

• Number of divisors d(n): 112
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 13 15 16 20 24 26 30 32 39 40 48 52 60 64 65 78 80 96 104 120 130 156 160 192 195 208 240 260 312 320 390 416 480 520 624 780 832 960 1040 1248 1560 2080 2496 3120 4160 6240 12480 171338911 342677822 514016733 685355644 856694555 1028033466 1370711288 1713389110 2056066932 2227405843 2570083665 2741422576 3426778220 4112133864 4454811686 5140167330 5482845152 6682217529 6853556440 8224267728 8909623372 10280334660 10965690304 11137029215 13364435058 13707112880 16448535456 17819246744 20560669320 22274058430 26728870116 27414225760 32897070912 33411087645 35638493488 41121338640 44548116860 53457740232 54828451520 66822175290 71276986976 82242677280 89096233720 106915480464 133644350580 142553973952 164485354560 178192467440 213830960928 267288701160 356384934880 427661921856 534577402320 712769869760 1069154804640 2138309609280
• Sum of all divisors σ(n): 7311374052864
• Sum of proper divisors (its aliquot sum) s(n): 5173064443584
• 2138309609280 is an abundant number, because the sum of its proper divisors (5173064443584) is greater than itself. Its abundance is 3034754834304

Bases of 2138309609280

• Binary: 11111000111011101001011110100011101000000₂
• Hexadecimal: 0x1F1DD2F4740
• Base-36: RABQBY2O

Squares and roots of 2138309609280

• 2138309609280 squared (2138309609280²) is 4572367985139186262118400
• 2138309609280 cubed (2138309609280³) is 9777138399787354222567539569098752000
• The square root of 2138309609280 is 1462296.0060398169
• The cube root of 2138309609280 is 12883.1934836933

Scales and comparisons

• 2,138,309,609,280 seconds is equal to 67,991 years, 32 weeks, 5 days, 19 hours, 28 minutes.
• To count from 1 to 2,138,309,609,280 would take you about one hundred sixty-nine thousand, nine hundred seventy-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 2138309609280 cubic inches would be around 1073.6 feet tall.

Recreational maths with 2138309609280

• 2138309609280 backwards is 0829069038312
• The number of decimal digits it has is: 13
• The sum of 2138309609280's digits is 51
• More coming soon!