81332105400
81,332,105,400 is an even composite number composed of six prime numbers multiplied together.
81332105400 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of three hundred eighty-four divisors.
Prime factorization of 81332105400:
23 × 33 × 52 × 7 × 13 × 165511
(2 × 2 × 2 × 3 × 3 × 3 × 5 × 5 × 7 × 13 × 165511)See below for interesting mathematical facts about the number 81332105400 from the Numbermatics database.
Names of 81332105400
- Cardinal: 81332105400 can be written as Eighty-one billion, three hundred thirty-two million, one hundred five thousand, four hundred.
Scientific notation
- Scientific notation: 8.13321054 × 1010
Factors of 81332105400
Divisors of 81332105400
- Number of divisors d(n): 384
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Complete list of divisors:
1 2 3 4 5 6 7 8 9 10 12 13 14 15 18 20 21 24 25 26 27 28 30 35 36 39 40 42 45 50 52 54 56 60 63 65 70 72 75 78 84 90 91 100 104 105 108 117 120 126 130 135 140 150 156 168 175 180 182 189 195 200 210 216 225 234 252 260 270 273 280 300 312 315 325 350 351 360 364 378 390 420 450 455 468 504 520 525 540 546 585 600 630 650 675 700 702 728 756 780 819 840 900 910 936 945 975 1050 1080 1092 1170 1260 1300 1350 1365 1400 1404 1512 1560 1575 1638 1755 1800 1820 1890 1950 2100 2184 2275 2340 2457 2520 2600 2700 2730 2808 2925 3150 3276 3510 3640 3780 3900 4095 4200 4550 4680 4725 4914 5400 5460 5850 6300 6552 6825 7020 7560 7800 8190 8775 9100 9450 9828 10920 11700 12285 12600 13650 14040 16380 17550 18200 18900 19656 20475 23400 24570 27300 32760 35100 37800 40950 49140 54600 61425 70200 81900 98280 122850 163800 165511 245700 331022 491400 496533 662044 827555 993066 1158577 1324088 1489599 1655110 1986132 2151643 2317154 2482665 2979198 3310220 3475731 3972264 4137775 4303286 4468797 4634308 4965330 5792885 5958396 6454929 6620440 6951462 7447995 8275550 8606572 8937594 9268616 9930660 10427193 10758215 11585770 11916792 12413325 12909858 13902924 14895990 15061501 16551100 17213144 17378655 17875188 19364787 19861320 20854386 21516430 22343985 23171540 24826650 25819716 27805848 28964425 29791980 30123002 31281579 32274645 33102200 34757310 35750376 37239975 38729574 41708772 43032860 44687970 45184503 46343080 49653300 51639432 52135965 53791075 57928850 58094361 59583960 60246004 62563158 64549290 69514620 74479950 75307505 77459148 83417544 86065720 86893275 89375940 90369006 96823935 99306600 104271930 107582150 111719925 115857700 116188722 120492008 125126316 129098580 135553509 139029240 148959900 150615010 154918296 156407895 161373225 173786550 178751880 180738012 193647870 208543860 215164300 223439850 225922515 231715400 232377444 250252632 258197160 260679825 271107018 290471805 297919800 301230020 312815790 322746450 347573100 361476024 376537525 387295740 406660527 417087720 430328600 446879700 451845030 464754888 484119675 521359650 542214036 580943610 602460040 625631580 645492900 677767545 695146200 753075050 774591480 782039475 813321054 893759400 903690060 968239350 1042719300 1084428072 1129612575 1161887220 1251263160 1290985800 1355535090 1452359025 1506150100 1564078950 1626642108 1807380120 1936478700 2033302635 2085438600 2259225150 2323774440 2711070180 2904718050 3012300200 3128157900 3253284216 3388837725 3872957400 4066605270 4518450300 5422140360 5809436100 6256315800 6777675450 8133210540 9036900600 10166513175 11618872200 13555350900 16266421080 20333026350 27110701800 40666052700 81332105400
- Sum of all divisors σ(n): 344794598400
- Sum of proper divisors (its aliquot sum) s(n): 263462493000
- 81332105400 is an abundant number, because the sum of its proper divisors (263462493000) is greater than itself. Its abundance is 182130387600
Bases of 81332105400
- Binary: 10010111011111100010101110000101110002
- Hexadecimal: 0x12EFC570B8
- Base-36: 11D31A60
Squares and roots of 81332105400
- 81332105400 squared (813321054002) is 6614911368796709160000
- 81332105400 cubed (813321054003) is 538004668658632220574265464000000
-
The
square root of 81332105400 is 285187.8423074869 -
The
cube root of 81332105400 is 4332.6539670009
Scales and comparisons
How big is 81332105400?- 81,332,105,400 seconds is equal to 2,586 years, 5 weeks, 4 days, 19 hours, 30 minutes.
-
To count from 1 to 81,332,105,400 would take you about five thousand, one hundred seventy-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 81332105400 cubic inches would be around 361.1 feet tall.
Recreational maths with 81332105400
- 81332105400 backwards is 00450123318
- 81332105400 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 81332105400's digits is 27
- More coming soon!
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The information we have on file for 81332105400 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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