81319014400
81,319,014,400 is an even composite number composed of five prime numbers multiplied together.
81319014400 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of four hundred sixty-eight divisors.
Prime factorization of 81319014400:
212 × 52 × 132 × 37 × 127
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 5 × 13 × 13 × 37 × 127)See below for interesting mathematical facts about the number 81319014400 from the Numbermatics database.
Names of 81319014400
- Cardinal: 81319014400 can be written as Eighty-one billion, three hundred nineteen million, fourteen thousand, four hundred.
Scientific notation
- Scientific notation: 8.13190144 × 1010
Factors of 81319014400
Divisors of 81319014400
- Number of divisors d(n): 468
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Complete list of divisors:
1 2 4 5 8 10 13 16 20 25 26 32 37 40 50 52 64 65 74 80 100 104 127 128 130 148 160 169 185 200 208 254 256 260 296 320 325 338 370 400 416 481 508 512 520 592 635 640 650 676 740 800 832 845 925 962 1016 1024 1040 1184 1270 1280 1300 1352 1480 1600 1651 1664 1690 1850 1924 2032 2048 2080 2368 2405 2540 2560 2600 2704 2960 3175 3200 3302 3328 3380 3700 3848 4064 4096 4160 4225 4699 4736 4810 5080 5120 5200 5408 5920 6253 6350 6400 6604 6656 6760 7400 7696 8128 8255 8320 8450 9398 9472 9620 10160 10240 10400 10816 11840 12025 12506 12700 12800 13208 13312 13520 14800 15392 16256 16510 16640 16900 18796 18944 19240 20320 20480 20800 21463 21632 23495 23680 24050 25012 25400 25600 26416 26624 27040 29600 30784 31265 32512 33020 33280 33800 37592 37888 38480 40640 41275 41600 42926 43264 46990 47360 48100 50024 50800 51200 52832 53248 54080 59200 61087 61568 62530 65024 66040 66560 67600 75184 75776 76960 81280 82550 83200 85852 86528 93980 94720 96200 100048 101600 102400 105664 107315 108160 117475 118400 122174 123136 125060 130048 132080 133120 135200 150368 151552 153920 156325 162560 165100 166400 171704 173056 187960 189440 192400 200096 203200 211328 214630 216320 234950 236800 244348 246272 250120 260096 264160 266240 270400 300736 305435 307840 312650 325120 330200 332800 343408 346112 375920 378880 384800 400192 406400 422656 429260 432640 469900 473600 488696 492544 500240 520192 528320 536575 540800 601472 610870 615680 625300 650240 660400 665600 686816 692224 751840 757760 769600 794131 800384 812800 845312 858520 865280 939800 947200 977392 985088 1000480 1056640 1073150 1081600 1202944 1221740 1231360 1250600 1300480 1320800 1331200 1373632 1503680 1527175 1539200 1588262 1600768 1625600 1690624 1717040 1730560 1879600 1894400 1954784 1970176 2000960 2113280 2146300 2163200 2405888 2443480 2462720 2501200 2600960 2641600 2747264 3007360 3054350 3078400 3176524 3201536 3251200 3381248 3434080 3461120 3759200 3788800 3909568 3970655 4001920 4226560 4292600 4326400 4811776 4886960 4925440 5002400 5283200 5494528 6014720 6108700 6156800 6353048 6403072 6502400 6762496 6868160 7518400 7819136 7941310 8003840 8453120 8585200 8652800 9623552 9773920 9850880 10004800 10566400 10989056 12029440 12217400 12313600 12706096 12806144 13004800 13736320 15036800 15638272 15882620 16007680 16906240 17170400 17305600 19247104 19547840 19853275 20009600 21132800 21978112 24058880 24434800 24627200 25412192 25612288 27472640 30073600 31276544 31765240 32015360 33812480 34340800 39095680 39706550 40019200 42265600 43956224 48117760 48869600 49254400 50824384 54945280 60147200 62553088 63530480 64030720 68681600 78191360 79413100 80038400 84531200 87912448 96235520 97739200 101648768 109890560 120294400 125106176 127060960 128061440 137363200 156382720 158826200 160076800 169062400 195478400 203297536 219781120 240588800 250212352 254121920 274726400 312765440 317652400 320153600 390956800 406595072 439562240 481177600 508243840 549452800 625530880 635304800 640307200 781913600 813190144 1016487680 1098905600 1251061760 1270609600 1563827200 1626380288 2032975360 2197811200 2541219200 3127654400 3252760576 4065950720 5082438400 6255308800 8131901440 10164876800 16263802880 20329753600 40659507200 81319014400
- Sum of all divisors σ(n): 226018129152
- Sum of proper divisors (its aliquot sum) s(n): 144699114752
- 81319014400 is an abundant number, because the sum of its proper divisors (144699114752) is greater than itself. Its abundance is 63380100352
Bases of 81319014400
- Binary: 10010111011101111110110110000000000002
- Hexadecimal: 0x12EEFDB000
- Base-36: 11CV8P34
Squares and roots of 81319014400
- 81319014400 squared (813190144002) is 6612782102987407360000
- 81319014400 cubed (813190144003) is 537744923056895262126505984000000
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The
square root of 81319014400 is 285164.8898444545 -
The
cube root of 81319014400 is 4332.4214970303
Scales and comparisons
How big is 81319014400?- 81,319,014,400 seconds is equal to 2,585 years, 36 weeks, 7 hours, 6 minutes, 40 seconds.
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To count from 1 to 81,319,014,400 would take you about five thousand, one hundred seventy-one 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 81319014400 cubic inches would be around 361 feet tall.
Recreational maths with 81319014400
- 81319014400 backwards is 00441091318
- The number of decimal digits it has is: 11
- The sum of 81319014400's digits is 31
- More coming soon!
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The information we have on file for 81319014400 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!
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