28406308006440

Names of 28406308006440

• Cardinal: 28406308006440 can be written as Twenty-eight trillion, four hundred six billion, three hundred eight million, six thousand, four hundred forty.

Scientific notation

• Scientific notation: 2.840630800644 × 10¹³

Factors of 28406308006440

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 3176233

Divisors of 28406308006440

• Number of divisors d(n): 576
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 13 14 15 18 20 21 24 26 27 28 30 35 36 39 40 42 45 49 52 54 56 60 63 65 70 72 78 84 90 91 98 104 105 108 117 120 126 130 135 140 147 156 168 169 180 182 189 195 196 210 216 234 245 252 260 270 273 280 294 312 315 338 351 360 364 378 390 392 420 441 455 468 490 504 507 520 540 546 585 588 630 637 676 702 728 735 756 780 819 840 845 882 910 936 945 980 1014 1080 1092 1170 1176 1183 1260 1274 1323 1352 1365 1404 1470 1512 1521 1560 1638 1690 1755 1764 1820 1890 1911 1960 2028 2184 2205 2340 2366 2457 2520 2535 2548 2646 2730 2808 2940 3042 3185 3276 3380 3510 3528 3549 3640 3780 3822 4056 4095 4410 4563 4680 4732 4914 5070 5096 5292 5460 5733 5880 5915 6084 6370 6552 6615 6760 7020 7098 7560 7605 7644 8190 8281 8820 9126 9464 9555 9828 10140 10584 10647 10920 11466 11830 12168 12285 12740 13230 14040 14196 15210 15288 16380 16562 17199 17640 17745 18252 19110 19656 20280 21294 22815 22932 23660 24570 24843 25480 26460 28392 28665 30420 31941 32760 33124 34398 35490 36504 38220 41405 42588 45630 45864 47320 49140 49686 52920 53235 57330 60840 63882 66248 68796 70980 74529 76440 82810 85176 85995 91260 98280 99372 106470 114660 124215 127764 137592 141960 149058 159705 165620 171990 182520 198744 212940 223587 229320 248430 255528 298116 319410 331240 343980 372645 425880 447174 496860 596232 638820 687960 745290 894348 993720 1117935 1277640 1490580 1788696 2235870 2981160 3176203 4471740 6352406 8943480 9528609 12704812 15881015 19057218 22233421 25409624 28585827 31762030 38114436 41290639 44466842 47643045 57171654 63524060 66700263 76228872 82581278 85757481 88933684 95286090 111167105 114343308 123871917 127048120 133400526 142929135 155633947 165162556 171514962 177867368 190572180 200100789 206453195 222334210 228686616 247743834 266801052 285858270 289034473 311267894 330325112 333501315 343029924 371615751 381144360 400201578 412906390 428787405 444668420 466901841 495487668 533602104 536778307 571716540 578068946 600302367 619359585 622535788 667002630 686059848 743231502 778169735 800403156 825812780 857574810 867103419 889336840 933803682 990975336 1000503945 1073556614 1114847253 1143433080 1156137892 1200604734 1238719170 1245071576 1334005260 1400705523 1445172365 1486463004 1556339470 1600806312 1610334921 1651625560 1715149620 1734206838 1858078755 1867607364 2001007890 2023241311 2147113228 2229694506 2312275784 2334509205 2401209468 2477438340 2601310257 2668010520 2683891535 2801411046 2890344730 2972926008 3001511835 3112678940 3220669842 3430299240 3468413676 3716157510 3735214728 3757448149 4002015780 4046482622 4202116569 4294226456 4335517095 4459389012 4669018410 4802418936 4831004763 4954876680 5202620514 5367783070 5574236265 5602822092 5780689460 6003023670 6069723933 6225357880 6441339684 6936827352 7003527615 7432315020 7514896298 7803930771 8004031560 8051674605 8092965244 8404233138 8671034190 8918778024 9338036820 9662009526 10116206555 10405241028 10735566140 11148472530 11205644184 11272344447 11561378920 12006047340 12139447866 12882679368 13006551285 14007055230 14493014289 14864630040 15029792596 15607861542 16103349210 16185930488 16808466276 17342068380 18209171799 18676073640 18787240745 19324019052 20232413110 20810482056 21010582845 21471132280 22296945060 22544688894 24012094680 24155023815 24278895732 26013102570 26302137043 28014110460 28986028578 30059585192 30348619665 31215723084 32206698420 33616932552 33817033341 34684136760 36418343598 37574481490 38648038104 39019653855 40464826220 42021165690 44593890120 45089377788 48310047630 48557791464 52026205140 52604274086 54627515397 56028220920 56361722235 57972057156 60697239330 62431446168 64413396840 67634066682 72465071445 72836687196 75148962980 78039307710 78906411129 80929652440 84042331380 90178755576 91045858995 96620095260 101451100023 104052410280 105208548172 109255030794 112723444470 115944114312 121394478660 131510685215 135268133364 144930142890 145673374392 150297925960 156078615420 157812822258 168084662760 169085166705 182091717990 193240190520 202902200046 210417096344 218510061588 225446888940 236719233387 242788957320 263021370430 270536266728 273137576985 289860285780 312157230840 315625644516 338170333410 364183435980 394532055645 405804400092 437020123176 450893777880 473438466774 507255500115 526042740860 546275153970 579720571560 631251289032 676340666820 710157700161 728366871960 789064111290 811608800184 946876933548 1014511000230 1052085481720 1092550307940 1183596166935 1352681333640 1420315400322 1578128222580 1893753867096 2029022000460 2185100615880 2367192333870 2840630800644 3156256445160 3550788500805 4058044000920 4734384667740 5681261601288 7101577001610 9468769335480 14203154003220 28406308006440
• Sum of all divisors σ(n): 119271542126400
• Sum of proper divisors (its aliquot sum) s(n): 90865234119960
• 28406308006440 is an abundant number, because the sum of its proper divisors (90865234119960) is greater than itself. Its abundance is 62458926113520

Bases of 28406308006440

• Binary: 110011101010111011011111001011110101000101000₂
• Hexadecimal: 0x19D5DBE5EA28
• Base-36: A2HOECVU0

Squares and roots of 28406308006440

• 28406308006440 squared (28406308006440²) is 806918334556737247081473600
• 28406308006440 cubed (28406308006440³) is 22921570747462275790213828046673489984000
• The square root of 28406308006440 is 5329756.8430876843
• The cube root of 28406308006440 is 30512.0647446461

Scales and comparisons

• 28,406,308,006,440 seconds is equal to 903,232 years, 37 weeks, 6 days, 54 minutes.
• To count from 1 to 28,406,308,006,440 would take you about two million, two hundred fifty-eight thousand and 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 28406308006440 cubic inches would be around 2542.7 feet tall.

Recreational maths with 28406308006440

• 28406308006440 backwards is 04460080360482
• 28406308006440 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 28406308006440's digits is 45
• More coming soon!