1555897422420

Names of 1555897422420

• Cardinal: 1555897422420 can be written as One trillion, five hundred fifty-five billion, eight hundred ninety-seven million, four hundred twenty-two thousand, four hundred twenty.

Scientific notation

• Scientific notation: 1.55589742242 × 10¹²

Factors of 1555897422420

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 1073

Divisors of 1555897422420

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 3 4 5 6 9 10 11 12 15 18 20 22 27 30 33 36 41 44 45 53 54 55 60 66 82 90 99 106 108 110 123 132 135 149 159 164 165 180 198 205 212 220 246 265 270 297 298 318 330 369 396 410 447 451 477 492 495 530 540 583 594 596 615 636 660 738 745 795 809 820 894 902 954 990 1060 1107 1166 1188 1230 1341 1353 1431 1476 1485 1490 1590 1618 1639 1749 1788 1804 1845 1908 1980 2173 2214 2235 2255 2332 2385 2427 2460 2682 2706 2862 2915 2970 2980 3180 3236 3278 3498 3690 4023 4045 4059 4346 4428 4470 4510 4770 4854 4917 5247 5364 5412 5535 5724 5830 5940 6109 6519 6556 6705 6765 6996 7155 7281 7380 7897 8046 8090 8118 8195 8692 8745 8899 8940 9020 9540 9708 9834 10494 10865 11070 11660 12135 12177 12218 13038 13410 13530 14310 14562 14751 15741 15794 16092 16180 16236 16390 17490 17798 18327 19557 19668 20115 20295 20988 21730 21843 22140 23691 23903 24270 24354 24436 24585 26076 26235 26697 26820 27060 28620 29124 29502 30545 31482 31588 32595 32780 33169 34980 35596 36405 36654 39114 39485 40230 40590 42877 43460 43686 44253 44495 47382 47806 48540 48708 49170 52470 53394 54981 58671 59004 60885 61090 62964 65190 66338 67199 71073 71709 72810 73308 73755 78228 78705 78970 80091 80460 81180 85754 86867 87372 88506 88990 91635 94764 95612 97785 98340 99507 104940 106788 109215 109962 117342 118455 119515 120541 121770 122180 128631 130380 132676 133485 134398 142146 143418 145620 147510 157410 157940 160182 164943 165845 171508 173734 177012 177980 183270 195570 199014 201597 213219 214385 215127 218430 219924 221265 234684 236910 239030 240273 241082 243540 257262 260601 266970 268796 274905 284292 286836 293355 295020 298521 314820 320364 323777 329886 331690 335995 347468 355365 358545 361623 364859 366540 385893 391140 398028 400455 403194 426438 428770 430254 434335 436860 442530 471647 473820 478060 480546 482164 497535 514524 521202 533940 549810 586710 597042 602705 604791 643155 645381 647554 659772 663380 671990 710730 717090 723246 729718 771786 781803 800910 806388 824715 852876 857540 860508 868670 885060 895563 943294 961092 971331 995070 1007985 1042404 1066095 1075635 1084869 1094577 1099620 1157679 1173420 1194084 1201365 1205410 1209582 1286310 1290762 1295108 1303005 1325951 1343980 1414941 1421460 1434180 1446492 1459436 1492605 1543572 1563606 1601820 1618885 1649430 1737340 1757957 1791126 1808115 1814373 1824295 1886588 1929465 1942662 1990140 2015970 2132190 2151270 2169738 2189154 2315358 2345409 2358235 2402730 2410820 2419164 2572620 2581524 2606010 2651902 2829882 2913993 2985210 3023955 3127212 3226905 3237770 3254607 3283731 3298860 3515914 3561547 3582252 3616230 3628746 3648590 3858930 3885324 3909015 3977853 4031940 4244823 4264380 4302540 4339476 4378308 4477815 4630716 4690818 4716470 4805460 4856655 4942181 5212020 5273871 5303804 5424345 5472885 5659764 5788395 5827986 5970420 6047910 6388673 6453810 6475540 6509214 6567462 6629755 7031828 7074705 7123094 7232460 7257492 7297180 7717860 7818030 7955706 8489646 8741979 8789785 8955630 9071865 9381636 9432940 9713310 9851193 9884362 10547742 10684641 10848690 10945770 11576790 11655972 11727045 11933559 12095820 12734469 12777346 12907620 13018428 13134924 13259510 14149410 14246188 14569965 14826543 15636060 15821613 15911412 16273035 16418655 16979292 17483958 17579570 17807735 17911260 18143730 19166019 19337527 19426620 19702386 19768724 19889265 21095484 21224115 21369282 21697380 21891540 23153580 23454090 23867118 24710905 25468938 25554692 26369355 26519020 28298820 29139930 29653086 31643226 31943365 32053923 32546070 32837310 34967916 35159140 35615470 35800677 36287460 38332038 38675054 39404772 39778530 42448230 42738564 43709895 44479629 46908180 47464839 47734236 49255965 49421810 50937876 52738710 53423205 54363991 57498057 58012581 58279860 59306172 59667795 63286452 63672345 63886730 64107846 65092140 65674620 70275403 71230940 71601354 74132715 76664076 77350108 79108065 79557060 84896460 87419790 88959258 94929678 95830095 96161769 96687635 98511930 98843620 105477420 106846410 108727982 114996114 116025162 119335590 127344690 127773460 128215692 133438887 140550806 143202708 148265430 158216130 160269615 163091973 172494171 174037743 174839580 177918516 179003385 189859356 191660190 192323538 193375270 197023860 210826209 213692820 217455964 222398145 229992228 232050324 237324195 238671180 254689380 261935593 266877774 271819955 281101612 287490285 290062905 296530860 316432260 320539230 326183946 344988342 348075486 351377015 358006770 383320380 384647076 386750540 421652418 444796290 474648390 480808845 489275919 522113229 523871186 533755548 543639910 574980570 580125810 632478627 641078460 652367892 667194435 689976684 696150972 702754030 716013540 785806779 815459865 843304836 862470855 870188715 889592580 949296780 961617690 978551838 1044226458 1047742372 1054131045 1087279820 1149961140 1160251620 1264957254 1309677965 1334388870 1405508060 1467827757 1571613558 1630919730 1724941710 1740377430 1897435881 1923235380 1957103676 2088452916 2108262090 2357420337 2446379595 2529914508 2610566145 2619355930 2668777740 2881291523 2935655514 3143227116 3162393135 3261839460 3449883420 3480754860 3794871762 3929033895 4216524180 4714840674 4892759190 5221132290 5238711860 5762583046 5871311028 6324786270 7072261011 7339138785 7589743524 7858067790 8643874569 9429681348 9487179405 9785518380 10442264580 11525166092 11787101685 12649572540 14144522022 14406457615 14678277570 15716135580 17287749138 18974358810 23574203370 25931623707 28289044044 28812915230 29356555140 34575498276 35361305055 37948717620 43219372845 47148406740 51863247414 57625830460 70722610110 77794871121 86438745690 103726494828 129658118535 141445220220 155589742242 172877491380 259316237070 311179484484 388974355605 518632474140 777948711210 1555897422420
• Sum of all divisors σ(n): 5555329920000
• Sum of proper divisors (its aliquot sum) s(n): 3999432497580
• 1555897422420 is an abundant number, because the sum of its proper divisors (3999432497580) is greater than itself. Its abundance is 2443535075160

Bases of 1555897422420

• Binary: 10110101001000010101101101001001001010100₂
• Hexadecimal: 0x16A42B69254
• Base-36: JURP5IL0

Squares and roots of 1555897422420

• 1555897422420 squared (1555897422420²) is 2420816789093199918656400
• 1555897422420 cubed (1555897422420³) is 3766542602301170522587246429636488000
• The square root of 1555897422420 is 1247356.1730396013
• The cube root of 1555897422420 is 11587.6042338735

Scales and comparisons

• 1,555,897,422,420 seconds is equal to 49,472 years, 37 weeks, 5 days, 27 minutes.
• To count from 1 to 1,555,897,422,420 would take you about one hundred twenty-three thousand, six hundred eighty-one 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 1555897422420 cubic inches would be around 965.6 feet tall.

Recreational maths with 1555897422420

• 1555897422420 backwards is 0242247985551
• 1555897422420 is a Harshad number.
• The number of decimal digits it has is: 13
• The sum of 1555897422420's digits is 54
• More coming soon!