19807764493440

Names of 19807764493440

• Cardinal: 19807764493440 can be written as Nineteen trillion, eight hundred seven billion, seven hundred sixty-four million, four hundred ninety-three thousand, four hundred forty.

Scientific notation

• Scientific notation: 1.980776449344 × 10¹³

Factors of 19807764493440

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 311320

Divisors of 19807764493440

• Number of divisors d(n): 512
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 11 12 14 15 16 20 21 22 24 28 30 32 33 35 40 42 44 48 55 56 60 64 66 70 77 80 84 88 96 105 110 112 120 128 132 140 154 160 165 168 176 192 210 220 224 231 240 264 280 308 320 330 336 352 384 385 420 431 440 448 462 480 528 560 616 640 660 672 704 770 840 862 880 896 924 960 1056 1120 1155 1232 1293 1320 1344 1408 1540 1680 1724 1760 1848 1920 2112 2155 2240 2310 2464 2586 2640 2688 3017 3080 3360 3448 3520 3696 4224 4310 4480 4620 4741 4928 5172 5280 6034 6160 6465 6720 6896 7040 7392 8620 9051 9240 9482 9856 10344 10560 12068 12320 12930 13440 13792 14223 14784 15085 17240 18102 18480 18964 20688 21120 23705 24136 24640 25860 27584 28446 29568 30170 33187 34480 36204 36960 37928 41376 45255 47410 48272 49280 51720 55168 56892 60340 66374 68960 71115 72408 73920 75856 82752 90510 94820 96544 99561 103440 113784 120680 132748 137920 142230 144816 147840 151712 165504 165935 181020 189640 193088 199122 206880 227568 241360 265496 275840 284460 289632 303424 310861 331870 362040 379280 386176 398244 413760 455136 482720 497805 530992 568920 579264 606848 621722 663740 724080 758560 796488 827520 910272 932583 965440 995610 1061984 1137840 1158528 1243444 1327480 1448160 1517120 1554305 1592976 1820544 1865166 1930880 1991220 2123968 2176027 2275680 2486888 2654960 2896320 3034240 3108610 3185952 3419471 3730332 3982440 4247936 4352054 4551360 4662915 4973776 5309920 5792640 6217220 6371904 6528081 6838942 7460664 7964880 8704108 9102720 9325830 9947552 10258413 10619840 10880135 12434440 12743808 13056162 13677884 14921328 15929760 17097355 17408216 18651660 19895104 20516826 21239680 21760270 23936297 24868880 26112324 27355768 29842656 31859520 32640405 34194710 34816432 37303320 39790208 41033652 43520540 47872594 49737760 51292065 52224648 54711536 59685312 63719040 65280810 68389420 69632864 71808891 74606640 82067304 87041080 95745188 99475520 102584130 104449296 109423072 119370624 119681485 130561620 133981091 136778840 139265728 143617782 149213280 164134608 174082160 191490376 198951040 205168260 208898592 218846144 239362970 261123240 267962182 273557680 278531456 287235564 298426560 328269216 348164320 359044455 382980752 401943273 410336520 417797184 437692288 478725940 522246480 535924364 547115360 574471128 596853120 656538432 669905455 696328640 718088910 765961504 803886546 820673040 835594368 937867637 957451880 1044492960 1071848728 1094230720 1148942256 1313076864 1339810910 1392657280 1436177820 1473792001 1531923008 1607773092 1641346080 1875735274 1914903760 2009716365 2088985920 2143697456 2188461440 2297884512 2679621820 2813602911 2872355640 2947584002 3063846016 3215546184 3282692160 3751470548 3829807520 4019432730 4177971840 4287394912 4421376003 4595769024 4689338185 5359243640 5627205822 5744711280 5895168004 6431092368 6565384320 7368960005 7502941096 7659615040 8038865460 8574789824 8842752006 9191538048 9378676370 10316544007 10718487280 11254411644 11489422560 11790336008 12862184736 14068014555 14737920010 15005882192 15319230080 16077730920 17149579648 17685504012 18757352740 20633088014 21436974560 22106880015 22508823288 22978845120 23580672016 25724369472 28136029110 29475840020 30011764384 30949632021 32155461840 35371008024 37514705480 41266176028 42873949120 44213760030 45017646576 45957690240 47161344032 51448738944 51582720035 56272058220 58951680040 60023528768 61899264042 64310923680 70742016048 75029410960 82532352056 85747898240 88427520060 90035293152 94322688064 103165440070 112544116440 117903360080 120047057536 123798528084 128621847360 141484032096 150058821920 154748160105 165064704112 176855040120 180070586304 188645376128 206330880140 225088232880 235806720160 247597056168 257243694720 282968064192 300117643840 309496320210 330129408224 353710080240 360141172608 412661760280 450176465760 471613440320 495194112336 565936128384 600235287680 618992640420 660258816448 707420160480 825323520560 900352931520 943226880640 990388224672 1237985280840 1320517632896 1414840320960 1650647041120 1800705863040 1980776449344 2475970561680 2829680641920 3301294082240 3961552898688 4951941123360 6602588164480 9903882246720 19807764493440
• Sum of all divisors σ(n): 78899461447680
• Sum of proper divisors (its aliquot sum) s(n): 59091696954240
• 19807764493440 is an abundant number, because the sum of its proper divisors (59091696954240) is greater than itself. Its abundance is 39283932460800

Bases of 19807764493440

• Binary: 100100000001111011010110001000011010010000000₂
• Hexadecimal: 0x1203DAC43480
• Base-36: 70RK7K39C

Squares and roots of 19807764493440

• 19807764493440 squared (19807764493440²) is 392347534227582379803033600
• 19807764493440 cubed (19807764493440³) is 7771527557561841358955105522879299584000
• The square root of 19807764493440 is 4450591.4768084477
• The cube root of 19807764493440 is 27056.9281221985

Scales and comparisons

• 19,807,764,493,440 seconds is equal to 629,825 years, 33 weeks, 2 days, 11 hours, 44 minutes.
• To count from 1 to 19,807,764,493,440 would take you about one million, five hundred seventy-four thousand, five hundred sixty-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 19807764493440 cubic inches would be around 2254.7 feet tall.

Recreational maths with 19807764493440

• 19807764493440 backwards is 04439446770891
• 19807764493440 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 19807764493440's digits is 66
• More coming soon!