131387047680

Names of 131387047680

• Cardinal: 131387047680 can be written as One hundred thirty-one billion, three hundred eighty-seven million, forty-seven thousand, six hundred eighty.

Scientific notation

• Scientific notation: 1.3138704768 × 10¹¹

Factors of 131387047680

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 698290

Divisors of 131387047680

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 14 15 16 20 21 24 28 30 32 35 40 42 48 49 56 60 64 70 80 84 96 98 105 112 120 128 140 147 160 168 192 196 210 224 240 245 256 280 294 320 336 384 392 420 448 480 490 560 588 640 672 735 768 784 840 896 960 980 1120 1176 1280 1344 1470 1568 1680 1792 1920 1960 2240 2352 2688 2940 3136 3360 3840 3920 4480 4704 5376 5880 6272 6720 7840 8960 9408 11760 12544 13440 15680 18816 23520 26880 31360 37632 47040 62720 94080 188160 698273 1396546 2094819 2793092 3491365 4189638 4887911 5586184 6982730 8379276 9775822 10474095 11172368 13965460 14663733 16758552 19551644 20948190 22344736 24439555 27930920 29327466 33517104 34215377 39103288 41896380 44689472 48879110 55861840 58654932 67034208 68430754 73318665 78206576 83792760 89378944 97758220 102646131 111723680 117309864 134068416 136861508 146637330 156413152 167585520 171076885 178757888 195516440 205292262 223447360 234619728 268136832 273723016 293274660 312826304 335171040 342153770 391032880 410584524 446894720 469239456 513230655 536273664 547446032 586549320 625652608 670342080 684307540 782065760 821169048 893789440 938478912 1026461310 1094892064 1173098640 1251305216 1340684160 1368615080 1564131520 1642338096 1876957824 2052922620 2189784128 2346197280 2681368320 2737230160 3128263040 3284676192 3753915648 4105845240 4379568256 4692394560 5474460320 6256526080 6569352384 8211690480 8759136512 9384789120 10948920640 13138704768 16423380960 18769578240 21897841280 26277409536 32846761920 43795682560 65693523840 131387047680
• Sum of all divisors σ(n): 488127043152
• Sum of proper divisors (its aliquot sum) s(n): 356739995472
• 131387047680 is an abundant number, because the sum of its proper divisors (356739995472) is greater than itself. Its abundance is 225352947792

Bases of 131387047680

• Binary: 1111010010111010001110011111100000000₂
• Hexadecimal: 0x1E97473F00
• Base-36: 1OCWGETC

Squares and roots of 131387047680

• 131387047680 squared (131387047680²) is 17262556298066593382400
• 131387047680 cubed (131387047680³) is 2268076307412759796548561272832000
• The square root of 131387047680 is 362473.5130737141
• The cube root of 131387047680 is 5083.7499911621

Scales and comparisons

• 131,387,047,680 seconds is equal to 4,177 years, 36 weeks, 3 days, 10 hours, 8 minutes.
• To count from 1 to 131,387,047,680 would take you about eight thousand, three hundred fifty-five 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 131387047680 cubic inches would be around 423.6 feet tall.

Recreational maths with 131387047680

• 131387047680 backwards is 086740783131
• 131387047680 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 131387047680's digits is 48
• More coming soon!