13212491040

Names of 13212491040

• Cardinal: 13212491040 can be written as Thirteen billion, two hundred twelve million, four hundred ninety-one thousand and forty.

Scientific notation

• Scientific notation: 1.321249104 × 10¹⁰

Factors of 13212491040

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 678

Divisors of 13212491040

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 14 15 16 18 20 21 24 27 28 30 32 35 36 40 42 45 48 54 56 60 63 70 72 80 84 90 96 105 108 112 120 126 135 140 144 160 168 180 189 210 216 224 240 252 270 280 288 315 336 360 378 420 432 480 504 540 560 630 661 672 720 756 840 864 945 1008 1080 1120 1260 1322 1440 1512 1680 1890 1983 2016 2160 2520 2644 3024 3305 3360 3780 3966 4320 4627 5040 5288 5949 6048 6610 7560 7932 9254 9915 10080 10576 11898 13220 13881 15120 15864 17847 18508 19830 21152 23135 23796 26440 27762 29745 30240 31728 35694 37016 39660 41643 46270 47592 52880 55524 59490 63456 69405 71388 74032 79320 83286 89235 92540 95184 105760 111048 118980 124929 138810 142776 148064 158640 166572 178470 185080 190368 208215 222096 237960 249858 277620 285552 317280 333144 356940 370160 416430 436921 444192 475920 499716 555240 571104 624645 666288 713880 740320 832860 873842 951840 999432 1110480 1249290 1310763 1332576 1427760 1665720 1747684 1998864 2184605 2220960 2498580 2621526 2855520 3058447 3331440 3495368 3932289 3997728 4369210 4997160 5243052 6116894 6553815 6662880 6990736 7864578 8738420 9175341 9994320 10486104 11796867 12233788 13107630 13981472 15292235 15729156 17476840 18350682 19661445 19988640 20972208 23593734 24467576 26215260 27526023 30584470 31458312 34953680 36701364 39322890 41944416 45876705 47187468 48935152 52430520 55052046 58984335 61168940 62916624 69907360 73402728 78645780 82578069 91753410 94374936 97870304 104861040 110104092 117968670 122337880 125833248 137630115 146805456 157291560 165156138 183506820 188749872 209722080 220208184 235937340 244675760 275260230 293610912 314583120 330312276 367013640 377499744 412890345 440416368 471874680 489351520 550520460 629166240 660624552 734027280 825780690 880832736 943749360 1101040920 1321249104 1468054560 1651561380 1887498720 2202081840 2642498208 3303122760 4404163680 6606245520 13212491040
• Sum of all divisors σ(n): 52930039680
• Sum of proper divisors (its aliquot sum) s(n): 39717548640
• 13212491040 is an abundant number, because the sum of its proper divisors (39717548640) is greater than itself. Its abundance is 26505057600

Bases of 13212491040

• Binary: 1100010011100001101001110100100000₂
• Hexadecimal: 0x313869D20
• Base-36: 62IDJC0

Squares and roots of 13212491040

• 13212491040 squared (13212491040²) is 174569919482080281600
• 13212491040 cubed (13212491040³) is 2306503497010507161200676864000
• The square root of 13212491040 is 114945.6003507747
• The cube root of 13212491040 is 2364.0767322875

Scales and comparisons

• 13,212,491,040 seconds is equal to 420 years, 6 weeks, 8 hours, 24 minutes.
• To count from 1 to 13,212,491,040 would take you about eight hundred forty 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 13212491040 cubic inches would be around 197 feet tall.

Recreational maths with 13212491040

• 13212491040 backwards is 04019421231
• 13212491040 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 13212491040's digits is 27
• More coming soon!