28439681504400

Names of 28439681504400

• Cardinal: 28439681504400 can be written as Twenty-eight trillion, four hundred thirty-nine billion, six hundred eighty-one million, five hundred four thousand, four hundred.

Scientific notation

• Scientific notation: 2.84396815044 × 10¹³

Factors of 28439681504400

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 304655

Divisors of 28439681504400

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 25 27 30 36 40 41 45 48 50 54 60 72 75 80 82 90 100 108 120 123 135 144 150 164 180 200 205 211 216 225 240 246 270 300 328 360 369 400 410 422 432 450 492 540 600 615 633 656 675 720 738 820 844 900 984 1025 1055 1080 1107 1200 1230 1266 1350 1476 1640 1688 1800 1845 1899 1968 2050 2110 2160 2214 2460 2532 2700 2952 3075 3165 3280 3376 3600 3690 3798 4100 4220 4428 4920 5064 5275 5400 5535 5697 5904 6150 6330 7380 7596 8200 8440 8651 8856 9225 9495 9840 10128 10550 10800 11070 11394 12300 12660 14760 15192 15825 16400 16880 17302 17712 18450 18990 21100 22140 22788 24600 25320 25953 27675 28485 29520 30384 31650 34604 36900 37980 42200 43255 44280 45576 47475 49200 50640 51906 55350 56970 63300 69208 73800 75960 77859 84400 86510 88560 91152 94950 103812 110700 113940 126600 129765 138416 142425 147600 151920 155718 173020 189900 207624 216275 221400 227880 233577 253200 259530 284850 304393 311436 346040 379800 389295 415248 432550 442800 455760 467154 519060 569700 608786 622872 648825 692080 759600 778590 865100 913179 934308 1038120 1139400 1167885 1217572 1245744 1297650 1521965 1557180 1730200 1826358 1868616 1946475 2076240 2278800 2335770 2435144 2595300 2739537 3043930 3114360 3460400 3652716 3737232 3892950 4565895 4671540 4870288 5190600 5479074 5839425 6087860 6228720 7305432 7609825 7785900 8218611 9131790 9343080 10381200 10958148 11678850 12175720 12480113 13697685 14610864 15219650 15571800 16437222 18263580 18686160 21916296 22829475 23357700 24351440 24960226 27395370 30439300 31143600 32874444 36527160 37440339 41093055 43832592 45658950 46715400 49920452 54790740 60878600 62400565 64226923 65748888 68488425 73054320 74880678 82186110 91317900 93430800 99840904 109581480 112321017 121757200 124801130 128453846 131497776 136976850 149761356 164372220 182635800 187201695 192680769 199681808 205465275 219162960 224642034 249602260 256907692 273953700 299522712 312002825 321134615 328744440 336963051 365271600 374403390 385361538 410930550 449284068 499204520 513815384 547907400 561605085 578042307 599045424 624005650 642269230 657488880 673926102 748806780 770723076 821861100 898568136 936008475 963403845 998409040 1027630768 1095814800 1123210170 1156084614 1248011300 1284538460 1347852204 1497613560 1541446152 1605673075 1643722200 1684815255 1734126921 1797136272 1872016950 1926807690 2246420340 2312169228 2496022600 2569076920 2633303843 2695704408 2808025425 2890211535 2995227120 3082892304 3211346150 3287444400 3369630510 3468253842 3744033900 3853615380 4492840680 4624338456 4817019225 4992045200 5138153840 5266607686 5391408816 5616050850 5780423070 6422692300 6739261020 6936507684 7488067800 7707230760 7899911529 8424076275 8670634605 8985681360 9248676912 9634038450 10533215372 11232101700 11560846140 12845384600 13166519215 13478522040 13873015368 14451057675 14976135600 15414461520 15799823058 16848152550 17341269210 19268076900 21066430744 22464203400 23121692280 23699734587 25690769200 26333038430 26957044080 27746030736 28902115350 31599646116 33696305100 34682538420 38536153800 39499557645 42132861488 43353173025 44928406800 46243384560 47399469174 52666076860 57804230700 63199292232 65832596075 67392610200 69365076840 71099203761 77072307600 78999115290 86706346050 94798938348 105332153720 115608461400 118498672935 126398584464 131665192150 134785220400 138730153680 142198407522 157998230580 173412692100 189597876696 197497788225 210664307440 231216922800 236997345870 263330384300 284396815044 315996461160 346825384200 355496018805 379195753392 394995576450 473994691740 526660768600 568793630088 592493364675 631992922320 693650768400 710992037610 789991152900 947989383480 1053321537200 1137587260176 1184986729350 1421984075220 1579982305800 1777480094025 1895978766960 2369973458700 2843968150440 3159964611600 3554960188050 4739946917400 5687936300880 7109920376100 9479893834800 14219840752200 28439681504400
• Sum of all divisors σ(n): 104184861325440
• Sum of proper divisors (its aliquot sum) s(n): 75745179821040
• 28439681504400 is an abundant number, because the sum of its proper divisors (75745179821040) is greater than itself. Its abundance is 47305498316640

Bases of 28439681504400

• Binary: 110011101110110100001000111010001010010010000₂
• Hexadecimal: 0x19DDA11D1490
• Base-36: A2X0C2RO0

Squares and roots of 28439681504400

• 28439681504400 squared (28439681504400²) is 808815484071711447219360000
• 28439681504400 cubed (28439681504400³) is 23002454762826584848738189401605184000000
• The square root of 28439681504400 is 5332886.7890102449
• The cube root of 28439681504400 is 30524.0092254891

Scales and comparisons

• 28,439,681,504,400 seconds is equal to 904,293 years, 46 weeks, 6 days, 9 hours.
• To count from 1 to 28,439,681,504,400 would take you about two million, two hundred sixty thousand, seven hundred thirty-four 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 28439681504400 cubic inches would be around 2543.7 feet tall.

Recreational maths with 28439681504400

• 28439681504400 backwards is 00440518693482
• 28439681504400 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 28439681504400's digits is 54
• More coming soon!