129438440640
129,438,440,640 is an even composite number composed of six prime numbers multiplied together.
129438440640 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of seven hundred eighty-four divisors.
Prime factorization of 129438440640:
26 × 36 × 5 × 17 × 127 × 257
(2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 3 × 3 × 3 × 5 × 17 × 127 × 257)See below for interesting mathematical facts about the number 129438440640 from the Numbermatics database.
Names of 129438440640
- Cardinal: 129438440640 can be written as One hundred twenty-nine billion, four hundred thirty-eight million, four hundred forty thousand, six hundred forty.
Scientific notation
- Scientific notation: 1.2943844064 × 1011
Factors of 129438440640
Divisors of 129438440640
- Number of divisors d(n): 784
-
Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 15 16 17 18 20 24 27 30 32 34 36 40 45 48 51 54 60 64 68 72 80 81 85 90 96 102 108 120 127 135 136 144 153 160 162 170 180 192 204 216 240 243 254 255 257 270 272 288 306 320 324 340 360 381 405 408 432 459 480 486 508 510 514 540 544 576 612 635 648 680 720 729 762 765 771 810 816 864 918 960 972 1016 1020 1028 1080 1088 1143 1215 1224 1270 1285 1296 1360 1377 1440 1458 1524 1530 1542 1620 1632 1728 1836 1905 1944 2032 2040 2056 2159 2160 2286 2295 2313 2430 2448 2540 2570 2592 2720 2754 2880 2916 3048 3060 3084 3240 3264 3429 3645 3672 3810 3855 3888 4064 4080 4112 4131 4318 4320 4369 4572 4590 4626 4860 4896 5080 5140 5184 5440 5508 5715 5832 6096 6120 6168 6477 6480 6858 6885 6939 7290 7344 7620 7710 7776 8128 8160 8224 8262 8636 8640 8738 9144 9180 9252 9720 9792 10160 10280 10287 10795 11016 11430 11565 11664 12192 12240 12336 12393 12954 12960 13107 13716 13770 13878 14580 14688 15240 15420 15552 16320 16448 16524 17145 17272 17476 18288 18360 18504 19431 19440 20320 20560 20574 20655 20817 21590 21845 22032 22860 23130 23328 24384 24480 24672 24786 25908 25920 26214 27432 27540 27756 29160 29376 30480 30840 30861 32385 32639 33048 34290 34544 34695 34952 36576 36720 37008 38862 38880 39321 40640 41120 41148 41310 41634 43180 43690 44064 45720 46260 46656 48960 49344 49572 51435 51816 52428 54864 55080 55512 58293 58320 60960 61680 61722 61965 62451 64770 65278 65535 66096 68580 69088 69390 69904 73152 73440 74016 77724 77760 78642 82240 82296 82620 83268 86360 87380 88128 91440 92520 92583 97155 97917 99144 102870 103632 104085 104856 109728 110160 111024 116586 116640 117963 121920 123360 123444 123930 124902 129540 130556 131070 132192 137160 138176 138780 139808 146880 148032 154305 155448 157284 163195 164592 165240 166536 172720 174760 174879 182880 185040 185166 187353 194310 195834 196605 198288 205740 207264 208170 209712 219456 220320 222048 233172 233280 235926 246720 246888 247860 249804 259080 261112 262140 264384 274320 277560 279616 291465 293751 308610 310896 312255 314568 326390 329184 330480 333072 345440 349520 349758 353889 365760 370080 370332 374706 388620 391668 393210 396576 411480 414528 416340 419424 440640 444096 462915 466344 471852 489585 493776 495720 499608 518160 522224 524280 524637 548640 554863 555120 582930 587502 589815 617220 621792 624510 629136 652780 658368 660960 666144 690880 699040 699516 707778 740160 740664 749412 777240 783336 786420 793152 822960 832680 838848 874395 881253 925830 932688 936765 943704 979170 987552 991440 999216 1036320 1044448 1048560 1049274 1061667 1097280 1109726 1110240 1165860 1175004 1179630 1234440 1243584 1249020 1258272 1305560 1321920 1332288 1398080 1399032 1415556 1468755 1481328 1498824 1554480 1566672 1572840 1573911 1645920 1664589 1665360 1748790 1762506 1769445 1851660 1865376 1873530 1887408 1958340 1975104 1982880 1998432 2072640 2088896 2097120 2098548 2123334 2219452 2220480 2331720 2350008 2359260 2468880 2498040 2516544 2611120 2623185 2643759 2774315 2798064 2831112 2937510 2962656 2997648 3108960 3133344 3145680 3147822 3185001 3291840 3329178 3330720 3497580 3525012 3538890 3703320 3730752 3747060 3774816 3916680 3965760 3996864 4194240 4197096 4246668 4406265 4438904 4663440 4700016 4718520 4937760 4993767 4996080 5222240 5246370 5287518 5308335 5548630 5596128 5662224 5875020 5925312 5995296 6217920 6266688 6291360 6295644 6370002 6658356 6661440 6995160 7050024 7077780 7406640 7494120 7549632 7833360 7869555 7931277 8322945 8394192 8493336 8812530 8877808 9326880 9400032 9437040 9875520 9987534 9992160 10444480 10492740 10575036 10616670 11097260 11192256 11324448 11750040 11990592 12582720 12591288 12740004 13218795 13316712 13990320 14100048 14155560 14813280 14981301 14988240 15666720 15739110 15862554 15925005 16645890 16788384 16986672 17625060 17755616 18653760 18800064 18874080 19975068 19984320 20985480 21150072 21233340 22194520 22648896 23500080 23793831 24968835 25182576 25480008 26437590 26633424 27980640 28200096 28311120 29626560 29962602 29976480 31333440 31478220 31725108 31850010 33291780 33576768 33973344 35250120 35511232 37748160 39656385 39950136 41970960 42300144 42466680 44389040 44943903 47000160 47587662 49937670 50365152 50960016 52875180 53266848 55961280 56400192 56622240 59925204 59952960 62956440 63450216 63700020 66583560 67946688 70500240 74906505 79312770 79900272 83941920 84600288 84933360 88778080 89887806 94000320 95175324 99875340 100730304 101920032 105750360 106533696 113244480 118969155 119850408 125912880 126900432 127400040 133167120 134831709 141000480 149813010 158625540 159800544 167883840 169200576 169866720 177556160 179775612 190350648 199750680 203840064 211500720 224719515 237938310 239700816 251825760 253800864 254800080 266334240 269663418 282000960 299626020 317251080 319601088 339733440 359551224 380701296 399501360 404495127 423001440 449439030 475876620 479401632 503651520 507601728 509600160 532668480 539326836 599252040 634502160 674158545 719102448 761402592 799002720 808990254 846002880 898878060 951753240 958803264 1019200320 1078653672 1198504080 1269004320 1348317090 1438204896 1522805184 1598005440 1617980508 1797756120 1903506480 2022475635 2157307344 2397008160 2538008640 2696634180 2876409792 3235961016 3595512240 3807012960 4044951270 4314614688 4794016320 5393268360 6471922032 7191024480 7614025920 8089902540 8629229376 10786536720 12943844064 14382048960 16179805080 21573073440 25887688128 32359610160 43146146880 64719220320 129438440640
- Sum of all divisors σ(n): 495082202112
- Sum of proper divisors (its aliquot sum) s(n): 365643761472
- 129438440640 is an abundant number, because the sum of its proper divisors (365643761472) is greater than itself. Its abundance is 236205320832
Bases of 129438440640
- Binary: 11110001000110010000111011100110000002
- Hexadecimal: 0x1E2321DCC0
- Base-36: 1NGOB000
Squares and roots of 129438440640
- 129438440640 squared (1294384406402) is 16754309915314803609600
- 129438440640 cubed (1294384406403) is 2168651749437638633934467334144000
-
The
square root of 129438440640 is 359775.5420258581 -
The
cube root of 129438440640 is 5058.4922710809
Scales and comparisons
How big is 129438440640?- 129,438,440,640 seconds is equal to 4,115 years, 38 weeks, 4 days, 2 hours, 24 minutes.
-
To count from 1 to 129,438,440,640 would take you about eight thousand, two hundred thirty-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 129438440640 cubic inches would be around 421.5 feet tall.
Recreational maths with 129438440640
- 129438440640 backwards is 046044834921
- 129438440640 is a
Harshad number . - The number of decimal digits it has is: 12
- The sum of 129438440640's digits is 45
- More coming soon!
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