138529347840

Names of 138529347840

• Cardinal: 138529347840 can be written as One hundred thirty-eight billion, five hundred twenty-nine million, three hundred forty-seven thousand, eight hundred forty.

Scientific notation

• Scientific notation: 1.3852934784 × 10¹¹

Factors of 138529347840

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 670

Divisors of 138529347840

• Number of divisors d(n): 864
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 13 15 16 18 20 24 26 30 31 32 36 39 40 45 48 52 53 60 62 64 65 72 78 80 90 93 96 104 106 117 120 124 128 130 144 155 156 159 160 180 186 192 195 208 212 234 240 248 256 260 265 279 288 310 312 318 320 360 372 384 390 403 416 424 465 468 477 480 496 520 530 558 563 576 585 620 624 636 640 689 720 744 768 780 795 806 832 848 930 936 954 960 992 1040 1060 1116 1126 1152 1170 1209 1240 1248 1272 1280 1378 1395 1440 1488 1560 1590 1612 1643 1664 1689 1696 1860 1872 1908 1920 1984 2015 2067 2080 2120 2232 2252 2304 2340 2385 2418 2480 2496 2544 2756 2790 2815 2880 2976 3120 3180 3224 3286 3328 3378 3392 3445 3627 3720 3744 3816 3840 3968 4030 4134 4160 4240 4464 4504 4680 4770 4836 4929 4960 4992 5067 5088 5512 5580 5630 5760 5952 6045 6201 6240 6360 6448 6572 6756 6784 6890 7254 7319 7440 7488 7632 7936 8060 8215 8268 8320 8445 8480 8928 9008 9360 9540 9672 9858 9920 9984 10134 10176 10335 11024 11160 11260 11520 11904 12090 12402 12480 12720 12896 13144 13512 13568 13780 14508 14638 14787 14880 14976 15264 16120 16430 16536 16640 16890 16960 17453 17856 18016 18135 18720 19080 19344 19716 19840 20268 20352 20670 21359 21957 22048 22320 22520 23808 24180 24645 24804 24960 25335 25440 25792 26288 27024 27560 29016 29276 29574 29760 29839 29952 30528 31005 32240 32860 33072 33780 33920 34906 35712 36032 36270 36595 37440 38160 38688 39432 39680 40536 40704 41340 42718 43914 44096 44640 45040 48360 49290 49608 49920 50670 50880 51584 52359 52576 54048 55120 58032 58552 59148 59520 59678 61056 62010 64077 64480 65720 65871 66144 67560 67840 69812 71424 72064 72540 73190 73935 74880 76320 77376 78864 81072 82680 85436 87265 87828 88192 89280 89517 90080 96720 98580 99216 101340 101760 103168 104718 105152 106795 108096 109785 110240 116064 117104 118296 119040 119356 122112 124020 128154 128960 131440 131742 132288 135120 139624 144128 145080 146380 147870 149195 149760 152640 154752 157077 157728 162144 165360 170872 174530 175656 176384 178560 179034 180160 192231 193440 197160 198432 202680 203520 209436 210304 213590 216192 219570 220480 226889 232128 234208 236592 238712 248040 256308 257920 261795 262880 263484 264576 268551 270240 279248 290160 292760 295740 298390 305280 309504 314154 315456 320385 324288 329355 330720 341744 349060 351312 357120 358068 360320 384462 386880 387907 394320 396864 405360 418872 420608 427180 432384 439140 440960 447585 453778 464256 468416 473184 477424 496080 512616 515840 523590 525760 526968 529152 537102 540480 558496 580320 585520 591480 596780 610560 628308 630912 640770 648576 658710 661440 680667 683488 698120 702624 716136 720640 768924 773760 775814 785385 788640 793728 810720 837744 854360 878280 881920 895170 907556 925009 928512 936832 946368 954848 961155 992160 1025232 1047180 1051520 1053936 1074204 1080960 1116992 1134445 1160640 1163721 1171040 1182960 1193560 1256616 1261824 1281540 1297152 1317420 1322880 1342755 1361334 1366976 1396240 1405248 1432272 1537848 1547520 1551628 1570770 1577280 1587456 1621440 1675488 1708720 1756560 1790340 1815112 1850018 1873664 1892736 1909696 1922310 1939535 1984320 2042001 2050464 2094360 2103040 2107872 2148408 2161920 2233984 2268890 2321280 2327442 2342080 2365920 2387120 2513232 2563080 2634840 2645760 2685510 2722668 2733952 2775027 2792480 2810496 2864544 3075696 3103256 3141540 3154560 3242880 3350976 3403335 3417440 3491163 3513120 3580680 3630224 3700036 3785472 3819392 3844620 3879070 3968640 4084002 4100928 4188720 4215744 4296816 4467968 4537780 4625045 4642560 4654884 4684160 4731840 4774240 5026464 5126160 5269680 5371020 5445336 5467904 5550054 5584960 5620992 5729088 5818605 6151392 6206512 6283080 6309120 6485760 6701952 6806670 6834880 6982326 7026240 7161360 7260448 7400072 7638784 7689240 7758140 7937280 8168004 8201856 8325081 8377440 8431488 8593632 9075560 9250090 9309768 9368320 9463680 9548480 10052928 10210005 10252320 10539360 10742040 10890672 11100108 11169920 11458176 11637210 12025117 12302784 12413024 12566160 13403904 13613340 13669760 13875135 13964652 14052480 14322720 14520896 14800144 15378480 15516280 16336008 16403712 16650162 16754880 16862976 17187264 17455815 18151120 18500180 18619536 18927360 19096960 20105856 20420010 20504640 21078720 21484080 21781344 22200216 22339840 22916352 23274420 24050234 24605568 24826048 25132320 27226680 27339520 27750270 27929304 28104960 28645440 29041792 29600288 30756960 31032560 32672016 33300324 33509760 34374528 34911630 36075351 36302240 37000360 37239072 38193920 40211712 40840020 41009280 41625405 42157440 42968160 43562688 44400432 46548840 48100468 49211136 49652096 50264640 54453360 55500540 55858608 57290880 58083584 59200576 60125585 61513920 62065120 65344032 66600648 67019520 68749056 69823260 72150702 72604480 74000720 74478144 81680040 82018560 83250810 84314880 85936320 87125376 88800864 93097680 96200936 99304192 100529280 108226053 108906720 111001080 111717216 114581760 118401152 120251170 123027840 124130240 130688064 133201296 139646520 144301404 145208960 148001440 148956288 163360080 166501620 171872640 174250752 177601728 180376755 186195360 192401872 201058560 216452106 217813440 222002160 223434432 236802304 240502340 246055680 248260480 261376128 266402592 279293040 288602808 290417920 296002880 297912576 326720160 333003240 343745280 355203456 360753510 372390720 384803744 432904212 435626880 444004320 446868864 481004680 496520960 522752256 532805184 541130265 558586080 577205616 592005760 653440320 666006480 710406912 721507020 744781440 769607488 865808424 871253760 888008640 893737728 962009360 1065610368 1082260530 1117172160 1154411232 1184011520 1306880640 1332012960 1443014040 1489562880 1539214976 1731616848 1776017280 1924018720 2131220736 2164521060 2234344320 2308822464 2613761280 2664025920 2886028080 3078429952 3463233696 3552034560 3848037440 4329042120 4468688640 4617644928 5328051840 5772056160 6926467392 7696074880 8658084240 9235289856 10656103680 11544112320 13852934784 15392149760 17316168480 23088224640 27705869568 34632336960 46176449280 69264673920 138529347840
• Sum of all divisors σ(n): 543834031104
• Sum of proper divisors (its aliquot sum) s(n): 405304683264
• 138529347840 is an abundant number, because the sum of its proper divisors (405304683264) is greater than itself. Its abundance is 266775335424

Bases of 138529347840

• Binary: 10000001000000111111100001100100000000₂
• Hexadecimal: 0x2040FE1900
• Base-36: 1RN0SOW0

Squares and roots of 138529347840

• 138529347840 squared (138529347840²) is 19190380212975712665600
• 138529347840 cubed (138529347840³) is 2658430855705165781324796002304000
• The square root of 138529347840 is 372195.3087291671
• The cube root of 138529347840 is 5174.2482711201

Scales and comparisons

• 138,529,347,840 seconds is equal to 4,404 years, 41 weeks, 5 days, 22 hours, 24 minutes.
• To count from 1 to 138,529,347,840 would take you about eight thousand, eight hundred nine 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 138529347840 cubic inches would be around 431.2 feet tall.

Recreational maths with 138529347840

• 138529347840 backwards is 048743925831
• The number of decimal digits it has is: 12
• The sum of 138529347840's digits is 54
• More coming soon!