138454129440

Names of 138454129440

• Cardinal: 138454129440 can be written as One hundred thirty-eight billion, four hundred fifty-four million, one hundred twenty-nine thousand, four hundred forty.

Scientific notation

• Scientific notation: 1.3845412944 × 10¹¹

Factors of 138454129440

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 111

Divisors of 138454129440

• Number of divisors d(n): 1008
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 11 12 15 16 18 20 22 24 27 30 31 32 33 36 40 44 45 48 54 55 59 60 62 66 72 80 81 88 90 93 96 99 108 110 118 120 124 132 135 144 155 160 162 165 176 177 180 186 198 216 220 236 240 243 248 264 270 279 288 295 297 310 324 330 341 352 354 360 372 396 405 432 440 465 472 480 486 495 496 528 531 540 558 590 594 620 648 649 660 682 708 720 729 744 792 810 837 864 880 885 891 930 944 972 990 992 1023 1056 1062 1080 1116 1180 1188 1215 1240 1296 1298 1320 1364 1395 1416 1440 1458 1485 1488 1584 1593 1620 1674 1705 1760 1770 1782 1829 1860 1888 1944 1947 1980 2046 2124 2160 2232 2360 2376 2430 2480 2511 2592 2596 2640 2655 2673 2728 2790 2832 2916 2970 2976 3069 3168 3186 3240 3245 3348 3410 3481 3540 3564 3645 3658 3720 3888 3894 3960 4092 4185 4248 4320 4455 4464 4720 4752 4779 4860 4960 5022 5115 5192 5280 5310 5346 5456 5487 5580 5664 5832 5841 5940 6138 6372 6480 6490 6696 6820 6962 7080 7128 7290 7316 7440 7533 7776 7788 7920 7965 8019 8184 8370 8496 8910 8928 9145 9207 9440 9504 9558 9720 9735 10044 10230 10384 10443 10620 10692 10912 10974 11160 11664 11682 11880 12276 12555 12744 12960 12980 13365 13392 13640 13924 14160 14256 14337 14580 14632 14880 15066 15345 15576 15840 15930 16038 16368 16461 16740 16992 17405 17523 17820 18290 18414 19116 19440 19470 20088 20119 20460 20768 20886 21240 21384 21948 22320 22599 23328 23364 23760 23895 24552 25110 25488 25960 26730 26784 27280 27435 27621 27848 28320 28512 28674 29160 29205 29264 30132 30690 31152 31329 31860 32076 32736 32922 33480 34810 35046 35640 36580 36828 37665 38232 38291 38880 38940 40095 40176 40238 40920 41772 42480 42768 43011 43896 44640 45198 46035 46728 47520 47790 49104 49383 50220 50976 51920 52215 52569 53460 54560 54870 55242 55696 57348 58320 58410 58528 60264 60357 61380 62304 62658 63720 64152 65844 66960 69620 70092 71280 71685 73160 73656 75330 76464 76582 77880 80190 80352 80476 81840 82305 82863 83544 84960 85536 86022 87615 87792 90396 92070 93456 93987 95580 98208 98766 100440 100595 103840 104430 105138 106920 107911 109740 110484 111392 112995 114696 114873 116640 116820 120528 120714 122760 125316 127440 128304 131688 133920 138105 139240 140184 142560 143370 146320 147312 148149 150660 152928 153164 155760 156645 157707 160380 160952 163680 164610 165726 167088 172044 175230 175584 180792 181071 184140 186912 187974 191160 191455 197532 200880 201190 208860 210276 213840 215055 215822 219480 220968 225990 229392 229746 233640 241056 241428 245520 246915 248589 250632 254880 256608 262845 263376 276210 278480 280368 281961 286740 292640 294624 296298 301320 301785 306328 311520 313290 315414 320760 321904 323733 329220 331452 334176 344088 344619 350460 361584 362142 368280 375948 382320 382910 395064 401760 402380 414315 417720 420552 427680 430110 431644 438960 441936 444447 451980 458784 459492 467280 469935 473121 482856 491040 493830 497178 501264 525690 526752 539555 543213 552420 556960 560736 563922 573480 574365 592596 602640 603570 612656 626580 630828 641520 643808 647466 658440 662904 688176 689238 700920 723168 724284 736560 740745 751896 764640 765820 788535 790128 804760 828630 835440 841104 845883 860220 863288 877920 883872 888894 903960 905355 918984 934560 939870 946242 965712 971199 987660 994356 1002528 1033857 1051380 1079110 1086426 1104840 1127844 1146960 1148730 1185192 1187021 1205280 1207140 1225312 1242945 1253160 1261656 1283040 1294932 1316880 1325808 1333341 1376352 1378476 1401840 1409805 1448568 1473120 1481490 1503792 1531640 1577070 1580256 1609520 1618665 1629639 1657260 1670880 1682208 1691766 1720440 1723095 1726576 1777788 1807920 1810710 1837968 1879740 1892484 1931424 1942398 1975320 1988712 2067714 2102760 2158220 2172852 2209680 2222235 2255688 2293920 2297460 2365605 2370384 2374042 2414280 2485890 2506320 2523312 2537649 2589864 2633760 2651616 2666682 2716065 2756952 2803680 2819610 2897136 2913597 2962980 3007584 3063280 3101571 3154140 3219040 3237330 3259278 3314520 3383532 3440880 3446190 3453152 3555576 3561063 3615840 3621420 3675936 3759480 3784968 3884796 3950640 3977424 4135428 4205520 4229415 4316440 4345704 4419360 4444470 4511376 4594920 4731210 4740768 4748084 4828560 4855995 4888917 4971780 5012640 5046624 5075298 5169285 5179728 5333364 5432130 5513904 5639220 5794272 5827194 5925960 5935105 6126560 6203142 6308280 6474660 6518556 6629040 6666705 6767064 6881760 6892380 7111152 7122126 7242840 7518960 7569936 7769592 7901280 7954848 8148195 8270856 8411040 8458830 8632880 8691408 8740791 8888940 9022752 9189840 9304713 9462420 9496168 9657120 9711990 9777834 9943560 10150596 10338570 10359456 10666728 10683189 10864260 11027808 11278440 11654388 11851920 11870210 12406284 12616560 12688245 12949320 13037112 13258080 13333410 13534128 13784760 14222304 14244252 14485680 14567985 14666751 15037920 15139872 15507855 15539184 16296390 16541712 16917660 17265760 17382816 17481582 17777880 17805315 18379680 18609426 18924840 18992336 19423980 19555668 19887120 20301192 20677140 21333456 21366378 21728520 22556880 23308776 23703840 23740420 24444585 24812568 25233120 25376490 25898640 26074224 26222373 26666820 27068256 27569520 27914139 28488504 28971360 29135970 29333502 31015710 31078368 32049567 32592780 33083424 33835320 34963164 35555760 35610630 37218852 37849680 37984672 38847960 39111336 39774240 40602384 41354280 42666912 42732756 43457040 43703955 45113760 46523565 46617552 47480840 48889170 49625136 50752980 51797280 52148448 52444746 53333640 53415945 55139040 55828278 56977008 58271940 58667004 62031420 64099134 65185560 67670640 69926328 71111520 71221260 73333755 74437704 75699360 77695920 78222672 78667119 81204768 82708560 85465512 86914080 87407910 93047130 93235104 94961680 96148701 97778340 99250272 101505960 104889492 106667280 106831890 111656556 113954016 116543880 117334008 124062840 128198268 130371120 131111865 135341280 139570695 139852656 142442520 146667510 148875408 155391840 156445344 157334238 160247835 165417120 170931024 174815820 186094260 189923360 192297402 195556680 203011920 209778984 213334560 213663780 223313112 233087760 234668016 248125680 256396536 260742240 262223730 279141390 279705312 284885040 288446103 293335020 297750816 314668476 320495670 341862048 349631640 372188520 384594804 391113360 393335595 406023840 419557968 427327560 446626224 466175520 469336032 480743505 496251360 512793072 524447460 558282780 569770080 576892206 586670040 629336952 640991340 699263280 744377040 769189608 782226720 786671190 839115936 854655120 865338309 893252448 961487010 1025586144 1048894920 1116565560 1153784412 1173340080 1258673904 1281982680 1398526560 1442230515 1488754080 1538379216 1573342380 1709310240 1730676618 1922974020 2097789840 2233131120 2307568824 2346680160 2517347808 2563965360 2884461030 3076758432 3146684760 3461353236 3845948040 4195579680 4326691545 4466262240 4615137648 5127930720 5768922060 6293369520 6922706472 7691896080 8653383090 9230275296 11537844120 12586739040 13845412944 15383792160 17306766180 23075688240 27690825888 34613532360 46151376480 69227064720 138454129440
• Sum of all divisors σ(n): 561783672576
• Sum of proper divisors (its aliquot sum) s(n): 423329543136
• 138454129440 is an abundant number, because the sum of its proper divisors (423329543136) is greater than itself. Its abundance is 284875413696

Bases of 138454129440

• Binary: 10000000111100100000100101101100100000₂
• Hexadecimal: 0x203C825B20
• Base-36: 1RLS0I00

Squares and roots of 138454129440

• 138454129440 squared (138454129440²) is 19169545958988274713600
• 138454129440 cubed (138454129440³) is 2654102797511791518639053328384000
• The square root of 138454129440 is 372094.2480608911
• The cube root of 138454129440 is 5173.3116004299

Scales and comparisons

• 138,454,129,440 seconds is equal to 4,402 years, 21 weeks, 3 days, 8 hours, 24 minutes.
• To count from 1 to 138,454,129,440 would take you about eight thousand, eight hundred four 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 138454129440 cubic inches would be around 431.1 feet tall.

Recreational maths with 138454129440

• 138454129440 backwards is 044921454831
• 138454129440 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 138454129440's digits is 45
• More coming soon!