28669273129728

Names of 28669273129728

• Cardinal: 28669273129728 can be written as Twenty-eight trillion, six hundred sixty-nine billion, two hundred seventy-three million, one hundred twenty-nine thousand, seven hundred twenty-eight.

Scientific notation

• Scientific notation: 2.8669273129728 × 10¹³

Factors of 28669273129728

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 7805

Divisors of 28669273129728

• Number of divisors d(n): 648
• Complete list of divisors:
  1 2 3 4 6 7 8 9 11 12 14 16 18 21 22 24 28 32 33 36 42 44 48 56 63 64 66 72 77 84 88 96 99 112 121 126 128 132 144 154 168 176 192 198 224 231 242 252 256 264 288 308 336 352 363 384 396 448 462 484 504 528 576 616 672 693 704 726 768 792 847 896 924 968 1008 1056 1089 1152 1232 1344 1386 1408 1452 1584 1694 1792 1848 1936 2016 2112 2178 2304 2464 2541 2688 2772 2816 2904 3168 3221 3388 3696 3872 4032 4224 4356 4561 4928 5082 5376 5544 5808 6336 6442 6776 7392 7623 7744 8064 8448 8712 9122 9663 9856 10164 11088 11616 12672 12884 13552 13683 14784 15246 15488 16128 17424 18244 19326 19712 20328 22176 22547 23232 25344 25768 27104 27366 28989 29568 30492 30976 31927 34848 35431 36488 38652 40656 41049 44352 45094 46464 50171 51536 54208 54732 57978 59136 60984 63854 67641 69696 70862 72976 77304 81312 82098 88704 90188 92928 95781 100342 103072 106293 108416 109464 115956 121968 127708 135282 139392 141724 145952 150513 154608 162624 164196 177408 180376 191562 200684 202923 206144 212586 216832 218928 231912 243936 248017 255416 270564 278784 283448 287343 291904 301026 309216 318879 325248 328392 351197 360752 383124 389741 401368 405846 412288 425172 437856 451539 463824 487872 496034 510832 541128 551881 566896 574686 583808 602052 618432 637758 650496 656784 702394 721504 744051 766248 779482 802736 811692 824576 850344 875712 903078 927648 975744 992068 1021664 1053591 1082256 1103762 1133792 1149372 1167616 1169223 1204104 1236864 1275516 1313568 1404788 1443008 1488102 1532496 1558964 1605472 1623384 1655643 1700688 1751424 1806156 1855296 1951488 1984136 2043328 2107182 2164512 2207524 2232153 2267584 2298744 2338446 2408208 2473728 2551032 2627136 2728187 2809576 2886016 2976204 3064992 3117928 3160773 3210944 3246768 3311286 3401376 3502848 3507669 3612312 3710592 3863167 3968272 4086656 4214364 4329024 4415048 4464306 4535168 4597488 4676892 4816416 4966929 5102064 5254272 5456374 5619152 5772032 5952408 6129984 6235856 6321546 6421888 6493536 6622572 6802752 7015338 7224624 7421184 7726334 7936544 8173312 8184561 8428728 8658048 8830096 8928612 9070336 9194976 9353784 9632832 9933858 10204128 10508544 10912748 11238304 11589501 11904816 12259968 12471712 12643092 12843776 12987072 13245144 13605504 14030676 14449248 14690981 15452668 15873088 16369122 16857456 17316096 17660192 17857224 18389952 18707568 19265664 19867716 20408256 21825496 22476608 23179002 23809632 24519936 24553683 24943424 25286184 25974144 26490288 27211008 28061352 28898496 29381962 30905336 31746176 32738244 33714912 34768503 35320384 35714448 36779904 37415136 38531328 39735432 40816512 43650992 44072943 44953216 46358004 47619264 49107366 49886848 50572368 51948288 52980576 56122704 57796992 58763924 61810672 63492352 65476488 67429824 69537006 70640768 71428896 73559808 74830272 79470864 81633024 87301984 88145886 89906432 92716008 95238528 98214732 99773696 101144736 102836867 105961152 112245408 115593984 117527848 123621344 130952976 132218829 134859648 139074012 141281536 142857792 149660544 158941728 161600791 174603968 176291772 185432016 190477056 196429464 202289472 205673734 211922304 224490816 235055696 247242688 261905952 264437658 269719296 278148024 285715584 299321088 308510601 317883456 323201582 349207936 352583544 370864032 392858928 404578944 411347468 423844608 448981632 470111392 484802373 494485376 523811904 528875316 556296048 571431168 617021202 635766912 646403164 698415872 705167088 741728064 785717856 809157888 822694936 897963264 925531803 940222784 969604746 988970752 1047623808 1057750632 1112592096 1131205537 1234042404 1271533824 1292806328 1410334176 1454407119 1483456128 1571435712 1645389872 1777608701 1851063606 1880445568 1939209492 2095247616 2115501264 2225184192 2262411074 2468084808 2585612656 2820668352 2908814238 2966912256 3142871424 3290779744 3393616611 3555217402 3702127212 3760891136 3878418984 4231002528 4450368384 4524822148 4936169616 5171225312 5332826103 5641336704 5817628476 6285742848 6581559488 6787233222 7110434804 7404254424 7756837968 8462005056 8900736768 9049644296 9872339232 10180849833 10342450624 10665652206 11282673408 11635256952 12443260907 13163118976 13574466444 14220869608 14808508848 15513675936 15998478309 16924010112 18099288592 19744678464 20361699666 20684901248 21331304412 23270513904 24886521814 26326237952 27148932888 28441739216 29617017696 31027351872 31996956618 33848020224 36198577184 37329782721 39489356928 40723399332 41369802496 42662608824 46541027808 49773043628 54297865776 56883478432 59234035392 62054703744 63993913236 72397154368 74659565442 78978713856 81446798664 85325217648 93082055616 99546087256 108595731552 111989348163 113766956864 118468070784 124109407488 127987826472 144794308736 149319130884 162893597328 170650435296 186164111232 199092174512 217191463104 223978696326 227533913728 236936141568 255975652944 289588617472 298638261768 325787194656 341300870592 372328222464 398184349024 434382926208 447957392652 455067827456 511951305888 597276523536 651574389312 682601741184 796368698048 868765852416 895914785304 1023902611776 1194553047072 1303148778624 1365203482368 1592737396096 1791829570608 2047805223552 2389106094144 2606297557248 3185474792192 3583659141216 4095610447104 4778212188288 7167318282432 9556424376576 14334636564864 28669273129728
• Sum of all divisors σ(n): 103893098164128
• Sum of proper divisors (its aliquot sum) s(n): 75223825034400
• 28669273129728 is an abundant number, because the sum of its proper divisors (75223825034400) is greater than itself. Its abundance is 46554551904672

Bases of 28669273129728

• Binary: 110100001001100010101110101110100001100000000₂
• Hexadecimal: 0x1A1315D74300
• Base-36: A5UHD03K0

Squares and roots of 28669273129728

• 28669273129728 squared (28669273129728²) is 821927221786943912317353984
• 28669273129728 cubed (28669273129728³) is 23564056014168417485890943862039329636352
• The square root of 28669273129728 is 5354369.5361571749
• The cube root of 28669273129728 is 30605.9285968747

Scales and comparisons

• 28,669,273,129,728 seconds is equal to 911,594 years, 10 weeks, 4 days, 20 hours, 28 minutes, 48 seconds.
• To count from 1 to 28,669,273,129,728 would take you about two million, two hundred seventy-eight thousand, nine hundred eighty-five 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 28669273129728 cubic inches would be around 2550.5 feet tall.

Recreational maths with 28669273129728

• 28669273129728 backwards is 82792137296682
• 28669273129728 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 28669273129728's digits is 72
• More coming soon!