1243142460

Names of 1243142460

• Cardinal: 1243142460 can be written as One billion, two hundred forty-three million, one hundred forty-two thousand, four hundred sixty.

Scientific notation

• Scientific notation: 1.24314246 × 10⁹

Factors of 1243142460

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 11987

Divisors of 1243142460

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 5 6 7 9 10 12 14 15 18 20 21 28 30 35 36 42 45 60 63 70 83 84 90 105 126 140 166 180 210 249 252 315 332 415 420 498 581 630 747 830 996 1162 1245 1260 1494 1660 1743 2324 2490 2905 2988 3486 3735 4980 5229 5810 6972 7470 8715 10458 11620 11887 14940 17430 20916 23774 26145 34860 35661 47548 52290 59435 71322 83209 104580 106983 118870 142644 166418 178305 213966 237740 249627 332836 356610 416045 427932 499254 534915 713220 748881 832090 986621 998508 1069830 1248135 1497762 1664180 1973242 2139660 2496270 2959863 2995524 3744405 3946484 4933105 4992540 5919726 6906347 7488810 8879589 9866210 11839452 13812694 14799315 14977620 17759178 19732420 20719041 27625388 29598630 34531735 35518356 41438082 44397945 59197260 62157123 69063470 82876164 88795890 103595205 124314246 138126940 177591780 207190410 248628492 310785615 414380820 621571230 1243142460
• Sum of all divisors σ(n): 4361849856
• Sum of proper divisors (its aliquot sum) s(n): 3118707396
• 1243142460 is an abundant number, because the sum of its proper divisors (3118707396) is greater than itself. Its abundance is 1875564936

Bases of 1243142460

• Binary: 1001010000110001101100100111100₂
• Hexadecimal: 0x4A18D93C
• Base-36: KK4UV0

Squares and roots of 1243142460

• 1243142460 squared (1243142460²) is 1545403175854851600
• 1243142460 cubed (1243142460³) is 1921156305724012820958936000
• The square root of 1243142460 is 35258.2254232967
• The cube root of 1243142460 is 1075.2438487743

Scales and comparisons

• 1,243,142,460 seconds is equal to 39 years, 27 weeks, 3 days, 5 hours, 21 minutes.
• To count from 1 to 1,243,142,460 would take you about 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 1243142460 cubic inches would be around 89.6 feet tall.

Recreational maths with 1243142460

• 1243142460 backwards is 0642413421
• The number of decimal digits it has is: 10
• The sum of 1243142460's digits is 27
• More coming soon!