81638409600000
81,638,409,600,000 is an even composite number composed of six prime numbers multiplied together.
81638409600000 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of three thousand, nine hundred sixty divisors.
Prime factorization of 81638409600000:
210 × 34 × 55 × 112 × 19 × 137
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 3 × 5 × 5 × 5 × 5 × 5 × 11 × 11 × 19 × 137)See below for interesting mathematical facts about the number 81638409600000 from the Numbermatics database.
Names of 81638409600000
- Cardinal: 81638409600000 can be written as Eighty-one trillion, six hundred thirty-eight billion, four hundred nine million, six hundred thousand.
Scientific notation
- Scientific notation: 8.16384096 × 1013
Factors of 81638409600000
Divisors of 81638409600000
- Number of divisors d(n): 3960
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Complete list of divisors:
1 2 3 4 5 6 8 9 10 11 12 15 16 18 19 20 22 24 25 27 30 32 33 36 38 40 44 45 48 50 54 55 57 60 64 66 72 75 76 80 81 88 90 95 96 99 100 108 110 114 120 121 125 128 132 135 137 144 150 152 160 162 165 171 176 180 190 192 198 200 209 216 220 225 228 240 242 250 256 264 270 274 275 285 288 297 300 304 320 324 330 342 352 360 363 375 380 384 396 400 405 411 418 432 440 450 456 475 480 484 495 500 512 513 528 540 548 550 570 576 594 600 605 608 625 627 640 648 660 675 684 685 704 720 726 750 760 768 792 800 810 822 825 836 855 864 880 891 900 912 950 960 968 990 1000 1024 1026 1045 1056 1080 1089 1096 1100 1125 1140 1152 1188 1200 1210 1216 1233 1250 1254 1280 1296 1320 1350 1368 1370 1375 1408 1425 1440 1452 1485 1500 1507 1520 1536 1539 1584 1600 1620 1644 1650 1672 1710 1728 1760 1782 1800 1815 1824 1875 1881 1900 1920 1936 1980 2000 2025 2052 2055 2090 2112 2160 2178 2192 2200 2250 2280 2299 2304 2375 2376 2400 2420 2432 2466 2475 2500 2508 2560 2565 2592 2603 2640 2700 2736 2740 2750 2816 2850 2880 2904 2970 3000 3014 3025 3040 3072 3078 3125 3135 3168 3200 3240 3267 3288 3300 3344 3375 3420 3425 3456 3520 3564 3600 3630 3648 3699 3750 3762 3800 3840 3872 3960 4000 4050 4104 4110 4125 4180 4224 4275 4320 4356 4384 4400 4455 4500 4521 4560 4598 4608 4750 4752 4800 4840 4864 4932 4950 5000 5016 5120 5130 5184 5206 5225 5280 5400 5445 5472 5480 5500 5625 5632 5643 5700 5760 5808 5940 6000 6028 6050 6080 6156 6165 6250 6270 6336 6400 6480 6534 6576 6600 6688 6750 6840 6850 6875 6897 6912 7040 7125 7128 7200 7260 7296 7398 7425 7500 7524 7535 7600 7680 7695 7744 7809 7920 8000 8100 8208 8220 8250 8360 8448 8550 8640 8712 8768 8800 8910 9000 9042 9075 9120 9196 9216 9375 9405 9500 9504 9600 9680 9728 9801 9864 9900 10000 10032 10125 10260 10275 10368 10412 10450 10560 10800 10890 10944 10960 11000 11097 11250 11264 11286 11400 11495 11520 11616 11875 11880 12000 12056 12100 12160 12312 12330 12375 12500 12540 12672 12800 12825 12960 13015 13068 13152 13200 13376 13500 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- Sum of all divisors σ(n): 355137207107760
- Sum of proper divisors (its aliquot sum) s(n): 273498797507760
- 81638409600000 is an abundant number, because the sum of its proper divisors (273498797507760) is greater than itself. Its abundance is 191860387907760
Bases of 81638409600000
- Binary: 100101000111111111011000110011101111100000000002
- Hexadecimal: 0x4A3FEC677C00
- Base-36: SXS618G00
Squares and roots of 81638409600000
- 81638409600000 squared (816384096000002) is 6664829922017372160000000000
- 81638409600000 cubed (816384096000003) is 544106115087990286713716736000000000000000
-
The
square root of 81638409600000 is 9035397.5894810517 -
The
cube root of 81638409600000 is 43380.8621121919
Scales and comparisons
How big is 81638409600000?- 81,638,409,600,000 seconds is equal to 2,595,848 years, 46 weeks, 6 days.
-
To count from 1 to 81,638,409,600,000 would take you about six million, four hundred eighty-nine thousand, six hundred twenty-two 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 81638409600000 cubic inches would be around 3615.1 feet tall.
Recreational maths with 81638409600000
- 81638409600000 backwards is 00000690483618
- 81638409600000 is a
Harshad number . - The number of decimal digits it has is: 14
- The sum of 81638409600000's digits is 45
- More coming soon!
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The information we have on file for 81638409600000 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!
Keywords: Divisors of 81638409600000, math, Factors of 81638409600000, curriculum, school, college, exams, university, Prime factorization of 81638409600000, STEM, science, technology, engineering, physics, economics, calculator, eighty-one trillion, six hundred thirty-eight billion, four hundred nine million, six hundred thousand.