1378987845380838

Names of 1378987845380838

• Cardinal: 1378987845380838 can be written as One quadrillion, three hundred seventy-eight trillion, nine hundred eighty-seven billion, eight hundred forty-five million, three hundred eighty thousand, eight hundred thirty-eight.

Scientific notation

• Scientific notation: 1.378987845380838 × 10¹⁵

Factors of 1378987845380838

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 25581

Divisors of 1378987845380838

• Number of divisors d(n): 400
• Complete list of divisors:
  1 2 3 6 7 9 11 14 18 21 22 27 33 42 54 63 66 77 81 99 121 126 154 162 189 198 231 242 297 363 378 462 567 594 693 726 847 891 1089 1134 1331 1386 1694 1782 2079 2178 2541 2662 3267 3821 3993 4158 5082 6237 6534 7623 7642 7986 9317 9801 11463 11979 12474 14641 15246 18634 19602 21737 22869 22926 23958 26747 27951 29282 34389 35937 42031 43474 43923 45738 53494 55902 65211 68607 68778 71874 80241 83853 84062 87846 102487 103167 107811 126093 130422 131769 137214 152159 160482 167706 195633 204974 206334 215622 239107 240723 251559 252186 263538 294217 304318 307461 309501 378279 391266 395307 456477 462341 478214 481446 503118 586899 588434 614922 619002 717321 722169 754677 756558 790614 882651 912954 922383 924682 1134837 1173798 1185921 1369431 1387023 1434642 1444338 1509354 1673749 1760697 1765302 1844766 2151963 2166507 2269674 2371842 2630177 2647953 2738862 2767149 2774046 3236387 3347498 3404511 3521394 4108293 4161069 4303926 4333014 5021247 5085751 5260354 5295906 5534298 6455889 6472774 6809022 7890531 7943859 8216586 8301447 8322138 9709161 10042494 10171502 12324879 12483207 12911778 15063741 15257253 15781062 15887718 16602894 18411239 19367667 19418322 23671593 23831577 24649758 24966414 28931947 29127483 30127482 30514506 35600257 36822478 37449621 38735334 45191223 45771759 47343186 47663154 55233717 55943261 57863894 58254966 71014779 71200514 74899242 83057077 86795841 87382449 90382446 91543518 106800771 110467434 111886522 135573669 137315277 142029558 165701151 166114154 167829783 173591682 174764898 202523629 213044337 213601542 249171231 260387523 262147347 271147338 274630554 318251417 320402313 331402302 335659566 391602827 405047258 411945831 426088674 497103453 498342462 503489349 520775046 524294694 581399539 607570887 636502834 640804626 747513693 781162569 783205654 823891662 913627847 954754251 961206939 994206906 1006978698 1162799078 1174808481 1215141774 1491310359 1495027386 1510468047 1562325138 1744198617 1822712661 1827255694 1909508502 1922413878 2227759919 2242541079 2343487707 2349616962 2740883541 2864262753 2883620817 2982620718 3020936094 3488397234 3524425443 3645425322 4455519838 4485082158 4531404141 4686975414 5232595851 5468137983 5481767082 5728525506 5767241634 6395394929 6683279757 6727623237 7048850886 8222650623 8592788259 9062808282 10049906317 10465191702 10573276329 10936275966 12790789858 13366559514 13455246474 15697787553 16404413949 16445301246 17185576518 19186184787 20049839271 20099812634 21146552658 24667951869 25778364777 30149718951 31395575106 31719828987 32808827898 38372369574 40099678542 47093362659 49335903738 51556729554 57558554361 60149517813 60299437902 63439657974 70349344219 74003855607 90449156853 94186725318 110548969487 115117108722 120299035626 140698688438 148007711214 172675663083 180448553439 180898313706 211048032657 221097938974 271347470559 331646908461 345351326166 360897106878 422096065314 518026989249 542694941118 633144097971 663293816922 773842786409 814042411677 994940725383 1036053978498 1216038664357 1266288195942 1547685572818 1628084823354 1899432293913 1989881450766 2321528359227 2432077328714 2984822176149 3648115993071 3798864587826 4643056718454 5698296881739 5969644352298 6964585077681 7296231986142 8512270650499 8954466528447 10944347979213 11396593763478 13929170155362 17024541300998 17908933056894 20893755233043 21888695958426 25536811951497 32833043937639 41787510466086 51073623902994 62681265699129 65666087875278 76610435854491 98499131812917 125362531398258 153220871708982 196998263625834 229831307563473 459662615126946 689493922690419 1378987845380838
• Sum of all divisors σ(n): 3885685156473120
• Sum of proper divisors (its aliquot sum) s(n): 2506697311092282
• 1378987845380838 is an abundant number, because the sum of its proper divisors (2506697311092282) is greater than itself. Its abundance is 1127709465711444

Bases of 1378987845380838

• Binary: 100111001100010111010100000101011000110101011100110₂
• Hexadecimal: 0x4E62EA0AC6AE6
• Base-36: DKT69QQ8DI

Squares and roots of 1378987845380838

• 1378987845380838 squared (1378987845380838²) is 1901607477708085970973257582244
• 1378987845380838 cubed (1378987845380838³) is 2622293598444763400782537070982077295286640472
• The square root of 1378987845380838 is 37134725.5999130551
• The cube root of 1378987845380838 is 111306.4024498933

Scales and comparisons

• 1,378,987,845,380,838 seconds is equal to 43,847,547 years, 51 weeks, 4 days, 16 hours, 27 minutes, 18 seconds.
• To count from 1 to 1,378,987,845,380,838 would take you about one hundred thirty-one million, five hundred forty-two thousand, six hundred forty-three 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 1378987845380838 cubic inches would be around 9275.5 feet tall.

Recreational maths with 1378987845380838

• 1378987845380838 backwards is 8380835487898731
• The number of decimal digits it has is: 16
• The sum of 1378987845380838's digits is 90
• More coming soon!