28987304396800

Names of 28987304396800

• Cardinal: 28987304396800 can be written as Twenty-eight trillion, nine hundred eighty-seven billion, three hundred four million, three hundred ninety-six thousand, eight hundred.

Scientific notation

• Scientific notation: 2.89873043968 × 10¹³

Factors of 28987304396800

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 1022

Divisors of 28987304396800

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 4 5 8 10 16 20 25 32 40 50 64 73 80 100 128 131 146 160 200 256 262 292 320 365 400 512 524 584 640 655 730 800 811 1024 1048 1168 1280 1310 1460 1600 1622 1825 2048 2096 2336 2560 2620 2920 3200 3244 3275 3650 4055 4192 4672 5120 5240 5329 5840 6400 6488 6550 7300 8110 8384 9344 9563 10240 10480 10658 11680 12800 12976 13100 14600 16220 16768 18688 19126 20275 20960 21316 23360 25600 25952 26200 26645 29200 32440 33536 37376 38252 40550 41920 42632 46720 47815 51200 51904 52400 53290 58400 59203 64880 67072 74752 76504 81100 83840 85264 93440 95630 103808 104800 106241 106580 116800 118406 129760 133225 134144 149504 153008 162200 167680 170528 186880 191260 207616 209600 212482 213160 233600 236812 239075 259520 266450 268288 296015 306016 324400 335360 341056 373760 382520 415232 419200 424964 426320 467200 473624 478150 519040 531205 532900 592030 612032 648800 670720 682112 698099 747520 765040 830464 838400 849928 852640 934400 947248 956300 1038080 1062410 1065800 1184060 1224064 1297600 1341440 1364224 1396198 1480075 1530080 1660928 1676800 1699856 1705280 1868800 1894496 1912600 2076160 2124820 2131600 2368120 2448128 2595200 2656025 2728448 2792396 2960150 3060160 3353600 3399712 3410560 3490495 3737600 3788992 3825200 4152320 4249640 4263200 4321819 4736240 4896256 5190400 5312050 5456896 5584792 5920300 6120320 6707200 6799424 6821120 6980990 7577984 7650400 7755593 8304640 8499280 8526400 8643638 9472480 9792512 10380800 10624100 10913792 11169584 11840600 12240640 13598848 13642240 13961980 15155968 15300800 15511186 16998560 17052800 17287276 17452475 18944960 19585024 20761600 21248200 21609095 22339168 23681200 24481280 27197696 27284480 27923960 30311936 30601600 31022372 33997120 34105600 34574552 34904950 37889920 38777965 41523200 42496400 43218190 44678336 47362400 48962560 54395392 54568960 55847920 60623872 61203200 62044744 67994240 68211200 69149104 69809900 75779840 77555930 84992800 86436380 89356672 94724800 97925120 108045475 108790784 111695840 121247744 122406400 124089488 135988480 136422400 138298208 139619800 151559680 155111860 169985600 172872760 178713344 189449600 193889825 216090950 217581568 223391680 244812800 248178976 271976960 272844800 276596416 279239600 303119360 310223720 339971200 345745520 357426688 378899200 387779650 432181900 446783360 489625600 496357952 543953920 553192832 558479200 566158289 606238720 620447440 679942400 691491040 714853376 757798400 775559300 864363800 893566720 992715904 1087907840 1106385664 1116958400 1132316578 1240894880 1359884800 1382982080 1429706752 1515596800 1551118600 1728727600 1787133440 1985431808 2212771328 2233916800 2264633156 2481789760 2719769600 2765964160 2830791445 3031193600 3102237200 3457455200 3574266880 3970863616 4425542656 4467833600 4529266312 4963579520 5439539200 5531928320 5661582890 6204474400 6914910400 7148533760 7941727232 8851085312 8935667200 9058532624 9927159040 11063856640 11323165780 12408948800 13829820800 14153957225 15883454464 17871334400 18117065248 19854318080 22127713280 22646331560 24817897600 27659641600 28307914450 35742668800 36234130496 39708636160 44255426560 45292663120 49635795200 55319283200 56615828900 72468260992 79417272320 90585326240 99271590400 110638566400 113231657800 144936521984 181170652480 198543180800 221277132800 226463315600 289873043968 362341304960 397086361600 452926631200 579746087936 724682609920 905853262400 1159492175872 1449365219840 1811706524800 2898730439680 3623413049600 5797460879360 7246826099200 14493652198400 28987304396800
• Sum of all divisors σ(n): 73515772970640
• Sum of proper divisors (its aliquot sum) s(n): 44528468573840
• 28987304396800 is an abundant number, because the sum of its proper divisors (44528468573840) is greater than itself. Its abundance is 15541164177040

Bases of 28987304396800

• Binary: 110100101110100100001111110110100100000000000₂
• Hexadecimal: 0x1A5D21FB4800
• Base-36: A9WL0LVR4

Squares and roots of 28987304396800

• 28987304396800 squared (28987304396800²) is 840263816192740611850240000
• 28987304396800 cubed (28987304396800³) is 24356983013595776974128384135135232000000
• The square root of 28987304396800 is 5383985.9209325577
• The cube root of 28987304396800 is 30718.6842788633

Scales and comparisons

• 28,987,304,396,800 seconds is equal to 921,706 years, 32 weeks, 7 hours, 6 minutes, 40 seconds.
• To count from 1 to 28,987,304,396,800 would take you about two million, three hundred four thousand, two hundred sixty-six 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 28987304396800 cubic inches would be around 2559.9 feet tall.

Recreational maths with 28987304396800

• 28987304396800 backwards is 00869340378982
• The number of decimal digits it has is: 14
• The sum of 28987304396800's digits is 67
• More coming soon!