13491542820

Names of 13491542820

• Cardinal: 13491542820 can be written as Thirteen billion, four hundred ninety-one million, five hundred forty-two thousand, eight hundred twenty.

Scientific notation

• Scientific notation: 1.349154282 × 10¹⁰

Factors of 13491542820

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 2340

Divisors of 13491542820

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 5 6 7 10 12 14 15 20 21 28 30 35 41 42 60 70 82 84 105 123 140 164 205 210 246 287 410 420 421 492 574 615 820 842 861 1148 1230 1263 1435 1684 1722 1861 2105 2460 2526 2870 2947 3444 3722 4210 4305 5052 5583 5740 5894 6315 7444 8420 8610 8841 9305 11166 11788 12630 13027 14735 17220 17261 17682 18610 22332 25260 26054 27915 29470 34522 35364 37220 39081 44205 51783 52108 55830 58940 65135 69044 76301 78162 86305 88410 103566 111660 120827 130270 152602 156324 172610 176820 195405 207132 228903 241654 258915 260540 305204 345220 362481 381505 390810 457806 483308 517830 534107 604135 724962 763010 781620 783481 915612 1035660 1068214 1144515 1208270 1449924 1526020 1566962 1602321 1812405 2136428 2289030 2350443 2416540 2670535 3133924 3204642 3624810 3917405 4578060 4700886 5341070 5484367 6409284 7249620 7834810 8011605 9401772 10682140 10968734 11752215 15669620 16023210 16453101 21937468 23504430 27421835 32046420 32122721 32906202 47008860 54843670 64245442 65812404 82265505 96368163 109687340 128490884 160613605 164531010 192736326 224859047 321227210 329062020 385472652 449718094 481840815 642454420 674577141 899436188 963681630 1124295235 1349154282 1927363260 2248590470 2698308564 3372885705 4497180940 6745771410 13491542820
• Sum of all divisors σ(n): 44354806272
• Sum of proper divisors (its aliquot sum) s(n): 30863263452
• 13491542820 is an abundant number, because the sum of its proper divisors (30863263452) is greater than itself. Its abundance is 17371720632

Bases of 13491542820

• Binary: 1100100100001010001001101100100100₂
• Hexadecimal: 0x324289B24
• Base-36: 674IL2C

Squares and roots of 13491542820

• 13491542820 squared (13491542820²) is 182021727663893552400
• 13491542820 cubed (13491542820³) is 2455753932947798430126513768000
• The square root of 13491542820 is 116153.1007765183
• The cube root of 13491542820 is 2380.6042542193

Scales and comparisons

• 13,491,542,820 seconds is equal to 428 years, 51 weeks, 3 days, 2 hours, 47 minutes.
• To count from 1 to 13,491,542,820 would take you about eight hundred fifty-seven 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 13491542820 cubic inches would be around 198.4 feet tall.

Recreational maths with 13491542820

• 13491542820 backwards is 02824519431
• The number of decimal digits it has is: 11
• The sum of 13491542820's digits is 39
• More coming soon!