18442488990464

Names of 18442488990464

• Cardinal: 18442488990464 can be written as Eighteen trillion, four hundred forty-two billion, four hundred eighty-eight million, nine hundred ninety thousand, four hundred sixty-four.

Scientific notation

• Scientific notation: 1.8442488990464 × 10¹³

Factors of 18442488990464

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 1071

Divisors of 18442488990464

• Number of divisors d(n): 324
• Complete list of divisors:
  1 2 4 7 8 11 14 16 22 28 32 44 49 56 64 77 88 98 112 121 128 154 176 196 224 242 256 308 352 392 448 484 539 616 704 784 847 896 968 1051 1078 1232 1331 1408 1568 1694 1792 1936 2102 2156 2464 2662 2816 3136 3388 3872 4204 4312 4928 5324 5929 6272 6776 7357 7744 8408 8624 9317 9856 10648 11561 11858 12544 13552 14714 15488 16816 17248 18634 19712 21296 23122 23716 27104 29428 30976 33632 34496 37268 42592 46244 47432 51499 54208 58856 65219 67264 68992 74536 80927 85184 92488 94864 102998 108416 117712 127171 130438 134528 137984 149072 161854 170368 184976 189728 205996 216832 235424 254342 260876 269056 298144 323708 340736 369952 379456 411992 470848 508684 521752 566489 596288 647416 739904 758912 823984 890197 941696 1017368 1043504 1104601 1132978 1192576 1294832 1398881 1479808 1517824 1647968 1780394 1883392 2034736 2087008 2209202 2265956 2385152 2589664 2797762 2959616 3295936 3560788 4069472 4174016 4418404 4531912 5179328 5595524 6231379 6591872 7121576 7732207 8138944 8348032 8836808 9063824 9792167 10358656 11191048 12150611 12462758 13183744 14243152 15464414 16277888 16696064 17673616 18127648 19584334 20717312 22382096 24301222 24925516 28486304 30928828 32555776 35347232 36255296 39168668 44764192 48602444 49851032 54125449 56972608 61857656 68545169 70694464 72510592 78337336 85054277 89528384 97204888 99702064 108250898 113945216 123715312 133656721 137090338 141388928 145021184 156674672 170108554 179056768 194409776 199404128 216501796 227890432 247430624 267313442 274180676 282777856 313349344 340217108 358113536 388819552 398808256 433003592 494861248 534626884 548361352 595379939 626698688 680434216 777639104 797616512 866007184 935597047 989722496 1069253768 1096722704 1190759878 1253397376 1360868432 1470223931 1555278208 1595233024 1732014368 1871194094 1979444992 2138507536 2193445408 2381519756 2506794752 2721736864 2940447862 3110556416 3464028736 3742388188 4277015072 4386890816 4763039512 5443473728 5880895724 6549179329 6928057472 7484776376 8554030144 8773781632 9526079024 10291567517 10886947456 11761791448 13098358658 13856114944 14969552752 17108060288 17547563264 19052158048 20583135034 21773894912 23523582896 26196717316 29939105504 34216120576 38104316096 41166270068 47047165792 52393434632 59878211008 72040972619 76208632192 82332540136 94094331584 104786869264 119756422016 144081945238 152417264384 164665080272 188188663168 209573738528 239512844032 288163890476 329330160544 376377326336 419147477056 576327780952 658660321088 838294954112 1152655561904 1317320642176 1676589908224 2305311123808 2634641284352 4610622247616 9221244495232 18442488990464
• Sum of all divisors σ(n): 47147175618984
• Sum of proper divisors (its aliquot sum) s(n): 28704686628520
• 18442488990464 is an abundant number, because the sum of its proper divisors (28704686628520) is greater than itself. Its abundance is 10262197638056

Bases of 18442488990464

• Binary: 100001100010111111010000000010100101100000000₂
• Hexadecimal: 0x10C5FA014B00
• Base-36: 6JCD1RV28

Squares and roots of 18442488990464

• 18442488990464 squared (18442488990464²) is 340125400163385849882935296
• 18442488990464 cubed (18442488990464³) is 6272758947890405923263638019708073017344
• The square root of 18442488990464 is 4294471.9105454631
• The cube root of 18442488990464 is 26420.4277301429

Scales and comparisons

• 18,442,488,990,464 seconds is equal to 586,414 years, 5 weeks, 2 days, 16 hours, 27 minutes, 44 seconds.
• To count from 1 to 18,442,488,990,464 would take you about one million, four hundred sixty-six thousand and thirty-five 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 18442488990464 cubic inches would be around 2201.7 feet tall.

Recreational maths with 18442488990464

• 18442488990464 backwards is 46409988424481
• The number of decimal digits it has is: 14
• The sum of 18442488990464's digits is 71
• More coming soon!