28188910013040

Names of 28188910013040

• Cardinal: 28188910013040 can be written as Twenty-eight trillion, one hundred eighty-eight billion, nine hundred ten million, thirteen thousand and forty.

Scientific notation

• Scientific notation: 2.818891001304 × 10¹³

Factors of 28188910013040

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 214608

Divisors of 28188910013040

• Number of divisors d(n): 720
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 14 15 16 18 20 21 24 28 29 30 31 35 36 40 42 45 48 56 58 60 62 63 70 72 80 84 87 90 93 105 112 116 120 124 126 140 144 145 155 168 174 180 186 203 210 217 232 240 248 252 261 279 280 290 310 315 336 348 360 372 406 420 434 435 464 465 496 504 522 558 560 580 609 620 630 651 696 720 744 812 840 841 868 870 899 930 1008 1015 1044 1085 1116 1160 1218 1240 1260 1302 1305 1392 1395 1488 1624 1680 1682 1736 1740 1798 1827 1860 1953 2030 2088 2170 2232 2320 2436 2480 2520 2523 2604 2610 2697 2790 3045 3248 3255 3364 3472 3480 3596 3654 3720 3906 4060 4176 4205 4340 4464 4495 4872 5040 5046 5208 5220 5394 5580 5887 6090 6293 6510 6728 6960 7192 7308 7440 7569 7812 8091 8120 8410 8680 8990 9135 9744 9765 10092 10416 10440 10788 11160 11774 12180 12586 12615 13020 13456 13485 14384 14616 15138 15624 16182 16240 16820 17360 17661 17980 18270 18879 19530 20184 20880 21576 22320 23548 24360 25172 25230 26040 26071 26970 29232 29435 30276 31248 31465 32364 33640 35322 35960 36540 37758 37845 39060 40368 40455 43152 47096 48720 50344 50460 52080 52142 52983 53940 56637 58870 60552 62930 64728 67280 70644 71920 73080 75516 75690 78120 78213 80910 88305 94192 94395 100688 100920 104284 105966 107880 113274 117740 121104 125860 129456 130355 141288 146160 151032 151380 156240 156426 161820 176610 182497 188790 201840 208568 211932 214531 215760 226548 234639 235480 251720 260710 264915 282576 283185 302064 302760 312852 323640 353220 364994 377580 391065 417136 423864 429062 453096 469278 470960 503440 521420 529830 547491 566370 605520 625704 643593 647280 706440 729988 755160 782130 847728 858124 906192 912485 938556 1042840 1059660 1072655 1094982 1132740 1173195 1251408 1287186 1412880 1459976 1501717 1510320 1564260 1642473 1716248 1824970 1877112 1930779 2085680 2119320 2145310 2189964 2265480 2346390 2574372 2737455 2919952 3003434 3128520 3217965 3284946 3432496 3649940 3754224 3861558 4238640 4290620 4379928 4505151 4530960 4692780 5148744 5474910 6006868 6221399 6257040 6435930 6569892 6650461 7299880 7508585 7723116 8212365 8581240 8759856 9010302 9385560 9653895 10297488 10949820 12013736 12442798 12871860 13139784 13300922 13515453 14599760 15017170 15446232 16424730 17162480 18020604 18664197 18771120 19307790 19951383 21899640 22525755 24027472 24885596 25743720 26279568 26601844 27030906 30034340 30892464 31106995 32849460 33252305 36041208 37328394 38615580 39902766 43549793 43799280 45051510 46553227 49771192 51487440 53203688 54061812 55992591 59854149 60068680 62213990 65698920 66504610 67577265 72082416 74656788 77231160 79805532 87099586 90103020 93106454 93320985 99542384 99756915 106407376 108123624 111985182 119708298 120137360 124427980 130649379 131397840 133009220 135154530 139659681 149313576 154462320 159611064 174199172 180206040 180420571 186212908 186641970 192863369 199513830 216247248 217748965 223970364 232766135 239416596 248855960 261298758 266018440 270309060 279319362 279962955 298627152 299270745 319222128 348398344 360412080 360841142 372425816 373283940 385726738 391948137 399027660 418979043 435497930 447940728 465532270 478833192 497711920 522597516 532036880 540618120 541261713 558638724 559925910 578590107 598541490 653246895 696796688 698298405 721682284 744851632 746567880 771453476 783896274 798055320 837958086 870995860 895881456 902102855 931064540 957666384 964316845 1045195032 1081236240 1082523426 1117277448 1119851820 1157180214 1197082980 1262943997 1306493790 1350043583 1396596810 1443364568 1493135760 1542906952 1567792548 1596110640 1623785139 1675916172 1735770321 1741991720 1804205710 1862129080 1928633690 1959740685 2090390064 2094895215 2165046852 2234554896 2239703640 2314360428 2394165960 2525887994 2612987580 2700087166 2706308565 2793193620 2886729136 2892950535 3085813904 3135585096 3247570278 3351832344 3471540642 3483983440 3608411420 3724258160 3788831991 3857267380 3919481370 4050130749 4189790430 4330093704 4479407280 4628720856 4788331920 5051775988 5225975160 5400174332 5412617130 5586387240 5593037701 5785901070 6271170192 6314719985 6495140556 6703664688 6750217915 6943081284 7216822840 7577663982 7714534760 7838962740 8100261498 8118925695 8379580860 8660187408 8678851605 9257441712 10103551976 10451950320 10800348664 10825234260 11172774480 11186075402 11366495973 11571802140 12150392247 12629439970 12990281112 13500435830 13886162568 14433645680 15155327964 15429069520 15677925480 16200522996 16237851390 16759161720 16779113103 17357703210 18944159955 20207103952 20250653745 21600697328 21650468520 22372150804 22732991946 23143604280 24300784494 25258879940 25980562224 27000871660 27772325136 27965188505 30310655928 31355850960 32401045992 32475702780 33518323440 33558226206 34715406420 37888319910 39151263907 40501307490 43300937040 44744301608 45465983892 46287208560 48601568988 50337339309 50517759880 54001743320 55930377010 56832479865 60621311856 60751961235 64802091984 64951405560 67116452412 69430812840 75776639820 78302527814 81002614980 83895565515 89488603216 90931967784 97203137976 100674678618 101035519760 108003486640 111860754020 113664959730 117453791721 121503922470 129902811120 134232904824 138861625680 151553279640 156605055628 162005229960 167791131030 181863935568 194406275952 195756319535 201349357236 223721508040 227329919460 234907583442 243007844940 251686696545 268465809648 303106559280 313210111256 324010459920 335582262060 352361375163 391512639070 402698714472 447443016080 454659838920 469815166884 486015689880 503373393090 587268958605 626420222512 671164524120 704722750326 783025278140 805397428944 909319677840 939630333768 972031379760 1006746786180 1174537917210 1342329048240 1409445500652 1566050556280 1761806875815 1879260667536 2013493572360 2349075834420 2818891001304 3132101112560 3523613751630 4026987144720 4698151668840 5637782002608 7047227503260 9396303337680 14094455006520 28188910013040
• Sum of all divisors σ(n): 115666208126976
• Sum of proper divisors (its aliquot sum) s(n): 87477298113936
• 28188910013040 is an abundant number, because the sum of its proper divisors (87477298113936) is greater than itself. Its abundance is 59288388100896

Bases of 28188910013040

• Binary: 110011010001100111101111101111100101001110000₂
• Hexadecimal: 0x19A33DF7CA70
• Base-36: 9ZPT17EK0

Squares and roots of 28188910013040

• 28188910013040 squared (28188910013040²) is 794614647723266772970041600
• 28188910013040 cubed (28188910013040³) is 22399320799714646975554334078185342464000
• The square root of 28188910013040 is 5309322.9335801379
• The cube root of 28188910013040 is 30434.0274325681

Scales and comparisons

• 28,188,910,013,040 seconds is equal to 896,320 years, 7 weeks, 3 days, 13 hours, 24 minutes.
• To count from 1 to 28,188,910,013,040 would take you about two million, two hundred forty thousand, eight hundred 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 28188910013040 cubic inches would be around 2536.2 feet tall.

Recreational maths with 28188910013040

• 28188910013040 backwards is 04031001988182
• 28188910013040 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 28188910013040's digits is 45
• More coming soon!