29931386731820

Names of 29931386731820

• Cardinal: 29931386731820 can be written as Twenty-nine trillion, nine hundred thirty-one billion, three hundred eighty-six million, seven hundred thirty-one thousand, eight hundred twenty.

Scientific notation

• Scientific notation: 2.993138673182 × 10¹³

Factors of 29931386731820

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 472

Divisors of 29931386731820

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 4 5 7 10 14 19 20 28 35 38 49 70 76 95 98 133 140 190 196 245 266 361 380 439 490 532 665 722 878 931 980 1330 1444 1756 1805 1862 2195 2527 2660 3073 3610 3724 4390 4655 5054 6146 7220 8341 8780 9310 10108 12292 12635 15365 16682 17689 18620 21511 25270 30730 33364 35378 41705 43022 50540 58387 61460 70756 83410 86044 88445 107555 116774 158479 166820 176890 192721 215110 233548 291935 316958 353780 385442 408709 430220 583870 633916 770884 792395 817418 963605 1109353 1167740 1349047 1584790 1634836 1927210 2043545 2218706 2698094 3169580 3661699 3854420 4087090 4437412 5396188 5546765 6745235 7323398 7765471 8174180 9443329 11093530 13490470 14646796 15530942 18308495 18886658 22187060 25631893 26980940 31061884 36616990 37773316 38827355 47216645 51263786 69572281 73233980 77654710 84604519 94433290 102527572 128159465 139144562 155309420 169209038 179423251 188866580 256318930 278289124 338418076 347861405 358846502 423022595 487005967 512637860 592231633 695722810 717693004 846045190 897116255 974011934 1184463266 1391445620 1607485861 1692090380 1794232510 1948023868 2368926532 2435029835 2961158165 3214971722 3409041769 3588465020 4145621431 4870059670 5922316330 6429943444 6818083538 8037429305 8291242862 9740119340 11252401027 11844632660 13636167076 16074858610 16582485724 17045208845 20728107155 22504802054 30542231359 32149717220 34090417690 41456214310 45009604108 56262005135 61084462718 68180835380 78766807189 82912428620 112524010270 122168925436 152711156795 157533614378 213795619513 225048020540 305422313590 315067228756 393834035945 427591239026 610844627180 787668071890 855182478052 1068978097565 1496569336591 1575336143780 2137956195130 2993138673182 4275912390260 5986277346364 7482846682955 14965693365910 29931386731820
• Sum of all divisors σ(n): 77345151095520
• Sum of proper divisors (its aliquot sum) s(n): 47413764363700
• 29931386731820 is an abundant number, because the sum of its proper divisors (47413764363700) is greater than itself. Its abundance is 17482377631880

Bases of 29931386731820

• Binary: 110110011100011110001101011000111110100101100₂
• Hexadecimal: 0x1B38F1AC7D2C
• Base-36: ALYAEURL8

Squares and roots of 29931386731820

• 29931386731820 squared (29931386731820²) is 895887911689770340600512400
• 29931386731820 cubed (29931386731820³) is 26815167553149119848673139100453384568000
• The square root of 29931386731820 is 5470958.4838326091
• The cube root of 29931386731820 is 31048.6183796193

Scales and comparisons

• 29,931,386,731,820 seconds is equal to 951,725 years, 26 weeks, 5 days, 4 hours, 10 minutes, 20 seconds.
• To count from 1 to 29,931,386,731,820 would take you about two million, three hundred seventy-nine thousand, three hundred thirteen 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 29931386731820 cubic inches would be around 2587.4 feet tall.

Recreational maths with 29931386731820

• 29931386731820 backwards is 02813768313992
• The number of decimal digits it has is: 14
• The sum of 29931386731820's digits is 62
• More coming soon!