19977571977440

Names of 19977571977440

• Cardinal: 19977571977440 can be written as Nineteen trillion, nine hundred seventy-seven billion, five hundred seventy-one million, nine hundred seventy-seven thousand, four hundred forty.

Scientific notation

• Scientific notation: 1.997757197744 × 10¹³

Factors of 19977571977440

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 204

Divisors of 19977571977440

• Number of divisors d(n): 648
• Complete list of divisors:
  1 2 4 5 7 8 10 11 14 16 20 22 28 32 35 40 44 49 55 56 70 77 80 88 98 110 112 121 140 154 160 176 179 196 220 224 242 245 280 308 343 352 358 385 392 440 484 490 539 560 605 616 686 716 770 784 847 880 895 968 980 1078 1120 1210 1232 1253 1372 1432 1540 1568 1694 1715 1760 1790 1936 1960 1969 2156 2401 2420 2464 2506 2695 2744 2864 3080 3388 3430 3580 3773 3872 3920 3938 4235 4312 4802 4840 5012 5390 5488 5728 5929 6160 6265 6776 6860 7160 7546 7840 7876 8470 8624 8771 9604 9680 9845 10024 10780 10976 11858 12005 12320 12530 13552 13720 13783 14320 15092 15752 16807 16940 17248 17542 18865 19208 19360 19690 20048 21560 21659 23716 24010 25060 26411 27104 27440 27566 28640 29645 30184 31504 33614 33880 35084 37730 38416 39380 40096 41503 43120 43318 43855 47432 48020 50120 52822 54880 55132 59290 60368 61397 63008 67228 67760 68915 70168 75460 76832 78760 83006 84035 86240 86636 87710 94864 96040 96481 100240 105644 108295 110264 117649 118580 120736 122794 132055 134456 135520 137830 140336 150920 151613 157520 166012 168070 173272 175420 184877 189728 192080 192962 200480 207515 211288 216590 220528 235298 237160 245588 264110 268912 275660 280672 290521 301840 303226 306985 315040 332024 336140 346544 350840 369754 384160 385924 415030 422576 429779 433180 441056 470596 474320 482405 491176 528220 537824 551320 581042 588245 603680 606452 613970 664048 672280 675367 693088 701680 739508 758065 771848 823543 830060 845152 859558 866360 924385 941192 948640 964810 982352 1056440 1061291 1102640 1162084 1176490 1212904 1227940 1294139 1328096 1344560 1350734 1403360 1452605 1479016 1516130 1543696 1647086 1660120 1719116 1732720 1848770 1882384 1929620 1964704 2033647 2112880 2122582 2148895 2205280 2324168 2352980 2425808 2455880 2588278 2689120 2701468 2905210 2958032 3008453 3032260 3087392 3294172 3320240 3376835 3438232 3465440 3697540 3764768 3859240 4067294 4117715 4225760 4245164 4297790 4648336 4705960 4727569 4851616 4911760 5176556 5306455 5402936 5764801 5810420 5916064 6016906 6064520 6470695 6588344 6640480 6753670 6876464 7395080 7429037 7718480 8134588 8235430 8490328 8595580 9058973 9296672 9411920 9455138 9823520 10168235 10353112 10612910 10805872 11529602 11620840 12033812 12129040 12941390 13176688 13507340 13752928 14235529 14790160 14858074 15042265 15436960 16269176 16470860 16980656 17191160 18117946 18823840 18910276 20336470 20706224 21059171 21225820 21611744 23059204 23241680 23637845 24067624 24258080 25882780 26353376 27014680 28471058 28824005 29580320 29716148 30084530 32538352 32941720 33092983 33961312 34382320 36235892 37145185 37820552 40672940 41412448 42118342 42451640 45294865 46118408 46483360 47275690 48135248 51765560 52003259 54029360 56942116 57648010 59432296 60169060 63412811 65076704 65883440 66185966 68764640 71177645 72471784 74290370 75641104 81345880 84236684 84903280 90589730 92236816 94551380 96270496 99648703 103531120 104006518 105295855 108058720 113884232 115296020 118864592 120338120 126825622 131766880 132371932 142355290 144943568 147414197 148580740 151282208 162691760 165464915 168473368 169806560 181179460 184473632 189102760 199297406 207062240 208013036 210591710 227768464 230592040 231650881 237729184 240676240 253651244 260016295 264743864 284710580 289887136 294828394 297161480 317064055 325383520 330929830 336946736 362358920 364022813 378205520 398594812 416026072 421183420 455536928 461184080 463301762 481352480 498243515 507302488 520032590 529487728 569421160 589656788 594322960 634128110 661859660 673893472 697540921 724717840 728045626 737070985 756411040 797189624 832052144 842366840 922368160 926603524 996487030 1014604976 1031899379 1040065180 1058975456 1138842320 1158254405 1179313576 1188645920 1268256220 1323719320 1395081842 1449435680 1456091252 1474141970 1594379248 1621556167 1664104288 1684733680 1820114065 1853207048 1992974060 2029209952 2063798758 2080130360 2277684640 2316508810 2358627152 2536512440 2548159691 2647438640 2790163684 2912182504 2948283940 3188758496 3243112334 3369467360 3487704605 3640228130 3706414096 3985948120 4127597516 4160260720 4633017620 4717254304 5073024880 5096319382 5159496895 5294877280 5580327368 5824365008 5896567880 6486224668 6975409210 7280456260 7412828192 7971896240 8107780835 8255195032 8320521440 9266035240 10146049760 10192638764 10318993790 11160654736 11350893169 11648730016 11793135760 12740798455 12972449336 13950818420 14560912520 15943792480 16215561670 16510390064 17837117837 18532070480 20385277528 20637987580 22321309472 22701786338 23586271520 25481596910 25944898672 27901636840 29121825040 32431123340 33020780128 35674235674 37064140960 40770555056 41275975160 45403572676 50963193820 51889797344 55803273680 56754465845 58243650080 64862246680 71348471348 81541110112 82551950320 89185589185 90807145352 101926387640 111606547360 113508931690 124859824859 129724493360 142696942696 165103900640 178371178370 181614290704 203852775280 227017863380 249719649718 259448986720 285393885392 356742356740 363228581408 407705550560 454035726760 499439299436 570787770784 624299124295 713484713480 908071453520 998878598872 1248598248590 1426969426960 1816142907040 1997757197744 2497196497180 2853938853920 3995514395488 4994392994360 9988785988720 19977571977440
• Sum of all divisors σ(n): 60862115641320
• Sum of proper divisors (its aliquot sum) s(n): 40884543663880
• 19977571977440 is an abundant number, because the sum of its proper divisors (40884543663880) is greater than itself. Its abundance is 20906971686440

Bases of 19977571977440

• Binary: 100100010101101100100000101001100100011100000₂
• Hexadecimal: 0x122B6414C8E0
• Base-36: 72XKIJSGW

Squares and roots of 19977571977440

• 19977571977440 squared (19977571977440²) is 399103382113795951868953600
• 19977571977440 cubed (19977571977440³) is 7973116542618098521283318434495606784000
• The square root of 19977571977440 is 4469627.7224663801
• The cube root of 19977571977440 is 27134.0258675607

Scales and comparisons

• 19,977,571,977,440 seconds is equal to 635,224 years, 51 weeks, 4 days, 21 hours, 17 minutes, 20 seconds.
• To count from 1 to 19,977,571,977,440 would take you about one million, five hundred eighty-eight thousand and sixty-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 19977571977440 cubic inches would be around 2261.2 feet tall.

Recreational maths with 19977571977440

• 19977571977440 backwards is 04477917577991
• 19977571977440 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 19977571977440's digits is 77
• More coming soon!