18219668152320

Names of 18219668152320

• Cardinal: 18219668152320 can be written as Eighteen trillion, two hundred nineteen billion, six hundred sixty-eight million, one hundred fifty-two thousand, three hundred twenty.

Scientific notation

• Scientific notation: 1.821966815232 × 10¹³

Factors of 18219668152320

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 30
• Sum of prime factors: 41

Divisors of 18219668152320

• Number of divisors d(n): 896
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 31 32 36 40 45 48 54 60 62 64 72 80 81 90 93 96 108 120 124 128 135 144 155 160 162 180 186 192 216 240 243 248 256 270 279 288 310 320 324 360 372 384 405 432 465 480 486 496 512 540 558 576 620 640 648 720 729 744 768 810 837 864 930 960 972 992 1024 1080 1116 1152 1215 1240 1280 1296 1395 1440 1458 1488 1536 1620 1674 1728 1860 1920 1944 1984 2048 2160 2187 2232 2304 2430 2480 2511 2560 2592 2790 2880 2916 2976 3072 3240 3348 3456 3645 3720 3840 3888 3968 4096 4185 4320 4374 4464 4608 4860 4960 5022 5120 5184 5580 5760 5832 5952 6144 6480 6561 6696 6912 7290 7440 7533 7680 7776 7936 8192 8370 8640 8748 8928 9216 9720 9920 10044 10240 10368 10935 11160 11520 11664 11904 12288 12555 12960 13122 13392 13824 14580 14880 15066 15360 15552 15872 16740 17280 17496 17856 18432 19440 19683 19840 20088 20480 20736 21870 22320 22599 23040 23328 23808 24576 25110 25920 26244 26784 27648 29160 29760 30132 30720 31104 31744 32805 33480 34560 34992 35712 36864 37665 38880 39366 39680 40176 40960 41472 43740 44640 45198 46080 46656 47616 50220 51840 52488 53568 55296 58320 59049 59520 60264 61440 62208 63488 65610 66960 67797 69120 69984 71424 73728 75330 77760 78732 79360 80352 82944 87480 89280 90396 92160 93312 95232 98415 100440 103680 104976 107136 110592 112995 116640 118098 119040 120528 122880 124416 126976 131220 133920 135594 138240 139968 142848 150660 155520 157464 158720 160704 165888 174960 177147 178560 180792 184320 186624 190464 196830 200880 203391 207360 209952 214272 221184 225990 233280 236196 238080 241056 248832 253952 262440 267840 271188 276480 279936 285696 295245 301320 311040 314928 317440 321408 331776 338985 349920 354294 357120 361584 368640 373248 380928 393660 401760 406782 414720 419904 428544 451980 466560 472392 476160 482112 497664 524880 531441 535680 542376 552960 559872 571392 590490 602640 610173 622080 629856 634880 642816 663552 677970 699840 708588 714240 723168 746496 761856 787320 803520 813564 829440 839808 857088 885735 903960 933120 944784 952320 964224 995328 1016955 1049760 1062882 1071360 1084752 1105920 1119744 1142784 1180980 1205280 1220346 1244160 1259712 1269760 1285632 1355940 1399680 1417176 1428480 1446336 1492992 1574640 1594323 1607040 1627128 1658880 1679616 1714176 1771470 1807920 1830519 1866240 1889568 1904640 1928448 1990656 2033910 2099520 2125764 2142720 2169504 2239488 2285568 2361960 2410560 2440692 2488320 2519424 2571264 2657205 2711880 2799360 2834352 2856960 2892672 2985984 3050865 3149280 3188646 3214080 3254256 3317760 3359232 3428352 3542940 3615840 3661038 3732480 3779136 3809280 3856896 4067820 4199040 4251528 4285440 4339008 4478976 4723920 4782969 4821120 4881384 4976640 5038848 5142528 5314410 5423760 5491557 5598720 5668704 5713920 5785344 5971968 6101730 6298560 6377292 6428160 6508512 6718464 6856704 7085880 7231680 7322076 7464960 7558272 7713792 7971615 8135640 8398080 8503056 8570880 8678016 8957952 9152595 9447840 9565938 9642240 9762768 9953280 10077696 10285056 10628820 10847520 10983114 11197440 11337408 11427840 11570688 12203460 12597120 12754584 12856320 13017024 13436928 14171760 14348907 14463360 14644152 14929920 15116544 15427584 15943230 16271280 16474671 16796160 17006112 17141760 17356032 17915904 18305190 18895680 19131876 19284480 19525536 20155392 20570112 21257640 21695040 21966228 22394880 22674816 23141376 23914845 24406920 25194240 25509168 25712640 26034048 26873856 27457785 28343520 28697814 28926720 29288304 29859840 30233088 30855168 31886460 32542560 32949342 33592320 34012224 34283520 34712064 36610380 37791360 38263752 38568960 39051072 40310784 42515280 43390080 43932456 44789760 45349632 46282752 47829690 48813840 49424013 50388480 51018336 51425280 52068096 53747712 54915570 56687040 57395628 57853440 58576608 60466176 61710336 63772920 65085120 65898684 67184640 68024448 69424128 71744535 73220760 75582720 76527504 77137920 78102144 80621568 82373355 85030560 86780160 87864912 89579520 90699264 92565504 95659380 97627680 98848026 100776960 102036672 102850560 104136192 109831140 113374080 114791256 115706880 117153216 120932352 127545840 130170240 131797368 134369280 136048896 138848256 143489070 146441520 148272039 151165440 153055008 154275840 156204288 161243136 164746710 170061120 173560320 175729824 181398528 185131008 191318760 195255360 197696052 201553920 204073344 208272384 219662280 226748160 229582512 231413760 234306432 241864704 247120065 255091680 260340480 263594736 268738560 272097792 277696512 286978140 292883040 296544078 302330880 306110016 308551680 312408576 329493420 340122240 347120640 351459648 362797056 382637520 390510720 395392104 403107840 408146688 416544768 439324560 444816117 453496320 459165024 462827520 468612864 483729408 494240130 510183360 520680960 527189472 544195584 555393024 573956280 585766080 593088156 604661760 612220032 624817152 658986840 680244480 694241280 702919296 725594112 741360195 765275040 781021440 790784208 806215680 816293376 833089536 878649120 889632234 906992640 918330048 925655040 937225728 988480260 1020366720 1041361920 1054378944 1088391168 1147912560 1171532160 1186176312 1209323520 1224440064 1249634304 1317973680 1360488960 1388482560 1405838592 1451188224 1482720390 1530550080 1562042880 1581568416 1632586752 1666179072 1757298240 1779264468 1813985280 1836660096 1874451456 1976960520 2040733440 2082723840 2108757888 2176782336 2224080585 2295825120 2343064320 2372352624 2418647040 2448880128 2499268608 2635947360 2720977920 2776965120 2811677184 2965440780 3061100160 3124085760 3163136832 3265173504 3514596480 3558528936 3627970560 3673320192 3748902912 3953921040 4081466880 4165447680 4217515776 4353564672 4448161170 4591650240 4686128640 4744705248 4897760256 4998537216 5271894720 5441955840 5623354368 5930881560 6122200320 6248171520 6326273664 6530347008 7029192960 7117057872 7255941120 7346640384 7497805824 7907842080 8162933760 8330895360 8435031552 8896322340 9183300480 9372257280 9489410496 9795520512 10543789440 10883911680 11246708736 11861763120 12244400640 12496343040 12652547328 13060694016 14058385920 14234115744 14693280768 14995611648 15815684160 16325867520 16870063104 17792644680 18366600960 18744514560 18978820992 19591041024 21087578880 21767823360 22493417472 23723526240 24488801280 24992686080 25305094656 28116771840 28468231488 29386561536 31631368320 32651735040 33740126208 35585289360 36733201920 37489029120 37957641984 39182082048 42175157760 44986834944 47447052480 48977602560 50610189312 56233543680 56936462976 58773123072 63262736640 65303470080 67480252416 71170578720 73466403840 74978058240 75915283968 84350315520 94894104960 97955205120 101220378624 112467087360 113872925952 117546246144 126525473280 134960504832 142341157440 146932807680 151830567936 168700631040 189788209920 195910410240 202440757248 224934174720 227745851904 253050946560 284682314880 293865615360 303661135872 337401262080 379576419840 404881514496 455491703808 506101893120 569364629760 587731230720 607322271744 674802524160 759152839680 910983407616 1012203786240 1138729259520 1214644543488 1518305679360 1821966815232 2024407572480 2277458519040 3036611358720 3643933630464 4554917038080 6073222717440 9109834076160 18219668152320
• Sum of all divisors σ(n): 67702503720960
• Sum of proper divisors (its aliquot sum) s(n): 49482835568640
• 18219668152320 is an abundant number, because the sum of its proper divisors (49482835568640) is greater than itself. Its abundance is 31263167416320

Bases of 18219668152320

• Binary: 100001001001000011000110110010010000000000000₂
• Hexadecimal: 0x109218D92000
• Base-36: 6GI000000

Squares and roots of 18219668152320

• 18219668152320 squared (18219668152320²) is 331956307580663682721382400
• 18219668152320 cubed (18219668152320³) is 6048133765189160289527615981164167168000
• The square root of 18219668152320 is 4268450.3221098871
• The cube root of 18219668152320 is 26313.5930697921

Scales and comparisons

• 18,219,668,152,320 seconds is equal to 579,329 years, 4 weeks, 4 days, 19 hours, 12 minutes.
• To count from 1 to 18,219,668,152,320 would take you about one million, four hundred forty-eight thousand, three hundred twenty-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 18219668152320 cubic inches would be around 2192.8 feet tall.

Recreational maths with 18219668152320

• 18219668152320 backwards is 02325186691281
• 18219668152320 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18219668152320's digits is 54
• More coming soon!