131621562820

Names of 131621562820

• Cardinal: 131621562820 can be written as One hundred thirty-one billion, six hundred twenty-one million, five hundred sixty-two thousand, eight hundred twenty.

Scientific notation

• Scientific notation: 1.3162156282 × 10¹¹

Factors of 131621562820

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 17439

Divisors of 131621562820

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 5 10 11 20 22 29 41 44 55 58 82 110 116 145 164 205 220 290 319 410 451 580 638 820 841 902 1189 1276 1595 1682 1804 2255 2378 3190 3364 4205 4510 4756 5945 6380 8410 9020 9251 11890 13079 16820 17351 18502 23780 26158 34481 34702 37004 46255 52316 65395 68962 69404 86755 92510 130790 137924 172405 173510 185020 190861 261580 344810 347020 379291 381722 503179 689620 711391 758582 763444 954305 1006358 1422782 1517164 1896455 1908610 2012716 2515895 2845564 3556955 3792910 3817220 5031790 5534969 7113910 7585820 7825301 10063580 11069938 14227820 14592191 15650602 20630339 22139876 27674845 29184382 31301204 39126505 41260678 55349690 58368764 72960955 78253010 82521356 103151695 110699380 145921910 156506020 160514101 206303390 226933729 291843820 321028202 412606780 453867458 598279831 642056404 802570505 907734916 1134668645 1196559662 1605141010 2269337290 2393119324 2991399155 3210282020 4538674580 5982798310 6581078141 11965596620 13162156282 26324312564 32905390705 65810781410 131621562820
• Sum of all divisors σ(n): 319924515456
• Sum of proper divisors (its aliquot sum) s(n): 188302952636
• 131621562820 is an abundant number, because the sum of its proper divisors (188302952636) is greater than itself. Its abundance is 56681389816

Bases of 131621562820

• Binary: 1111010100101010000011010100111000100₂
• Hexadecimal: 0x1EA541A9C4
• Base-36: 1OGS2VUS

Squares and roots of 131621562820

• 131621562820 squared (131621562820²) is 17324235799179206352400
• 131621562820 cubed (131621562820³) is 2280242990550158813350159657768000
• The square root of 131621562820 is 362796.8616457425
• The cube root of 131621562820 is 5086.7728860573

Scales and comparisons

• 131,621,562,820 seconds is equal to 4,185 years, 8 weeks, 1 day, 17 hours, 13 minutes, 40 seconds.
• To count from 1 to 131,621,562,820 would take you about eight thousand, three hundred seventy 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 131621562820 cubic inches would be around 423.9 feet tall.

Recreational maths with 131621562820

• 131621562820 backwards is 028265126131
• The number of decimal digits it has is: 12
• The sum of 131621562820's digits is 37
• More coming soon!