28428766387140

Names of 28428766387140

• Cardinal: 28428766387140 can be written as Twenty-eight trillion, four hundred twenty-eight billion, seven hundred sixty-six million, three hundred eighty-seven thousand, one hundred forty.

Scientific notation

• Scientific notation: 2.842876638714 × 10¹³

Factors of 28428766387140

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 8286

Divisors of 28428766387140

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 4 5 6 7 10 12 14 15 20 21 23 28 30 35 42 46 49 60 69 70 84 92 98 105 115 138 140 147 161 196 210 229 230 245 276 294 322 345 420 458 460 483 490 588 644 687 690 735 805 916 966 980 1127 1145 1374 1380 1470 1603 1610 1932 2254 2290 2415 2748 2940 3206 3220 3381 3435 4508 4580 4809 4830 5267 5635 6412 6762 6870 8015 8017 9618 9660 10534 11221 11270 13524 13740 15801 16030 16034 16905 19236 21068 22442 22540 24045 24051 26335 31602 32060 32068 33663 33810 36869 40085 44884 48090 48102 52441 52670 56105 56119 63204 67326 67620 73738 79005 80170 96180 96204 104882 105340 110607 112210 112238 120255 134652 147476 157323 158010 160340 168315 168357 184345 184391 209764 221214 224420 224476 240510 258083 262205 280595 314646 316020 336630 336714 367087 368690 368782 392833 442428 481020 516166 524410 553035 553173 561190 629292 673260 673428 734174 737380 737564 774249 785666 786615 841785 921955 1032332 1048820 1101261 1106070 1106346 1122380 1178499 1206143 1290415 1290737 1468348 1548498 1571332 1573230 1683570 1835435 1835893 1843910 1964165 2202522 2212140 2212692 2356998 2412286 2569609 2580830 2581474 2765865 3096996 3146460 3367140 3618429 3670870 3671786 3687820 3871245 3872211 3928330 4405044 4713996 4824572 5139218 5161660 5162948 5506305 5507679 5531730 5892495 6030715 6453685 7236858 7341740 7343572 7708827 7742490 7744422 7856660 8443001 9035159 9179465 10278436 11012610 11015358 11063460 11784990 12061430 12848045 12851251 12907370 14473716 15417654 15484980 15488844 16886002 18070318 18092145 18358930 19361055 22025220 22030716 23569980 24122860 25329003 25696090 25702502 25814740 27105477 27538395 30835308 33772004 36140636 36184290 36717860 38544135 38553753 38722110 42215005 42225539 45175795 50658006 51392180 51405004 54210954 55076790 59101007 64256255 72368580 77088270 77107506 77444220 84430010 84451078 89958757 90351590 101316012 108421908 110153580 118202014 126645015 126676617 128512510 135527385 154176540 154215012 168860020 168902156 177303021 179917514 180703180 192768765 211127695 236404028 253290030 253353234 257025020 269876271 271054770 295505035 295578773 354606042 359835028 385537530 420419497 422255390 449793785 506580060 506706468 539752542 542109540 591010070 591157546 633383085 709212084 771075060 840838994 844510780 886515105 886736319 899587570 1079505084 1182020140 1182315092 1261258491 1266766170 1349381355 1477893865 1681677988 1773030210 1773472638 1799175140 2069051411 2102097485 2522516982 2533532340 2698762710 2942936479 2955787730 3546060420 3546945276 4138102822 4204194970 4433681595 5045033964 5397525420 5885872958 5911575460 6207154233 6306292455 8276205644 8408389940 8828809437 8867363190 9669648431 10345257055 11771745916 12414308466 12612584910 14714682395 17657618874 17734726380 19339296862 20600555353 20690514110 24828616932 25225169820 29008945293 29429364790 31035771165 35315237748 38678593724 41201110706 41381028220 44144047185 48348242155 58017890586 58858729580 61801666059 62071542330 67687539017 82402221412 88288094370 96696484310 103002776765 116035781172 123603332118 124143084660 135375078034 145044726465 176576188740 193392968620 203062617051 206005553530 247206664236 270750156068 290089452930 309008330295 338437695085 406125234102 412011107060 473812773119 580178905860 618016660590 676875390170 812250468204 947625546238 1015313085255 1236033321180 1353750780340 1421438319357 1895251092476 2030626170510 2369063865595 2842876638714 4061252341020 4738127731190 5685753277428 7107191596785 9476255462380 14214383193570 28428766387140
• Sum of all divisors σ(n): 97058370310272
• Sum of proper divisors (its aliquot sum) s(n): 68629603923132
• 28428766387140 is an abundant number, because the sum of its proper divisors (68629603923132) is greater than itself. Its abundance is 40200837535992

Bases of 28428766387140

• Binary: 110011101101100010110100001011001101111000100₂
• Hexadecimal: 0x19DB16859BC4
• Base-36: A2RZTHXAC

Squares and roots of 28428766387140

• 28428766387140 squared (28428766387140²) is 808194758294581088357379600
• 28428766387140 cubed (28428766387140³) is 22975979978867723555101391568249538344000
• The square root of 28428766387140 is 5331863.3128710267
• The cube root of 28428766387140 is 30520.1036991819

Scales and comparisons

• 28,428,766,387,140 seconds is equal to 903,946 years, 43 weeks, 2 days, 23 hours, 59 minutes.
• To count from 1 to 28,428,766,387,140 would take you about two million, two hundred fifty-nine thousand, eight hundred sixty-seven 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 28428766387140 cubic inches would be around 2543.3 feet tall.

Recreational maths with 28428766387140

• 28428766387140 backwards is 04178366782482
• The number of decimal digits it has is: 14
• The sum of 28428766387140's digits is 66
• More coming soon!