12738519220

Names of 12738519220

• Cardinal: 12738519220 can be written as Twelve billion, seven hundred thirty-eight million, five hundred nineteen thousand, two hundred twenty.

Scientific notation

• Scientific notation: 1.273851922 × 10¹⁰

Factors of 12738519220

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 5799

Divisors of 12738519220

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 4 5 7 10 14 17 19 20 28 34 35 38 49 68 70 76 85 95 98 119 133 140 170 190 196 238 245 266 323 340 343 380 476 490 532 595 646 665 686 833 931 980 1190 1292 1330 1372 1615 1666 1715 1862 2261 2380 2660 3230 3332 3430 3724 4165 4522 4655 5749 5831 6460 6517 6860 8330 9044 9310 11305 11498 11662 13034 15827 16660 18620 22610 22996 23324 26068 28745 29155 31654 32585 40243 45220 57490 58310 63308 65170 79135 80486 97733 109231 110789 114980 116620 130340 158270 160972 195466 201215 218462 221578 281701 316540 390932 402430 436924 443156 488665 546155 553945 563402 684131 764617 804860 977330 1092310 1107890 1126804 1368262 1408505 1529234 1856927 1954660 1971907 2184620 2215780 2736524 2817010 3058468 3420655 3713854 3823085 3943814 4788917 5352319 5634020 6841310 7427708 7646170 7887628 9284635 9577834 9859535 10704638 12998489 13682620 15292340 18569270 19155668 19719070 21409276 23944585 25996978 26761595 33522419 37138540 37466233 39438140 47889170 51993956 53523190 64992445 67044838 74932466 90989423 95778340 107046380 129984890 134089676 149864932 167612095 181978846 187331165 259969780 335224190 363957692 374662330 454947115 636925961 670448380 749324660 909894230 1273851922 1819788460 2547703844 3184629805 6369259610 12738519220
• Sum of all divisors σ(n): 34776000000
• Sum of proper divisors (its aliquot sum) s(n): 22037480780
• 12738519220 is an abundant number, because the sum of its proper divisors (22037480780) is greater than itself. Its abundance is 9298961560

Bases of 12738519220

• Binary: 1011110111010001100110000010110100₂
• Hexadecimal: 0x2F74660B4
• Base-36: 5UO6OC4

Squares and roots of 12738519220

• 12738519220 squared (12738519220²) is 162269871918309408400
• 12738519220 cubed (12738519220³) is 2067077882258322668810229448000
• The square root of 12738519220 is 112865.0487086237
• The cube root of 12738519220 is 2335.4629512759

Scales and comparisons

• 12,738,519,220 seconds is equal to 405 years, 2 weeks, 2 days, 13 hours, 33 minutes, 40 seconds.
• To count from 1 to 12,738,519,220 would take you about eight hundred ten 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 12738519220 cubic inches would be around 194.6 feet tall.

Recreational maths with 12738519220

• 12738519220 backwards is 02291583721
• The number of decimal digits it has is: 11
• The sum of 12738519220's digits is 40
• More coming soon!