28420325291520

Names of 28420325291520

• Cardinal: 28420325291520 can be written as Twenty-eight trillion, four hundred twenty billion, three hundred twenty-five million, two hundred ninety-one thousand, five hundred twenty.

Scientific notation

• Scientific notation: 2.842032529152 × 10¹³

Factors of 28420325291520

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 166

Divisors of 28420325291520

• Number of divisors d(n): 720
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 32 36 40 45 47 48 60 64 72 80 90 94 96 109 120 128 141 144 160 180 188 192 218 235 240 256 282 288 320 327 360 376 384 423 436 470 480 512 545 564 576 640 654 705 720 752 768 846 872 940 960 981 1090 1128 1152 1280 1308 1410 1440 1504 1536 1635 1692 1744 1880 1920 1962 2115 2180 2209 2256 2304 2560 2616 2820 2880 3008 3270 3384 3488 3760 3840 3924 4230 4360 4418 4512 4608 4905 5123 5232 5640 5760 6016 6540 6627 6768 6976 7520 7680 7848 8460 8720 8836 9024 9810 10246 10464 11045 11280 11520 11881 12032 13080 13254 13536 13952 15040 15369 15696 16920 17440 17672 18048 19620 19881 20492 20928 22090 22560 23040 23762 24064 25615 26160 26508 27072 27904 30080 30738 31392 33135 33840 34880 35344 35643 36096 39240 39762 40984 41856 44180 45120 46107 47524 51230 52320 53016 54144 55808 59405 60160 61476 62784 66270 67680 69760 70688 71286 72192 76845 78480 79524 81968 83712 88360 90240 92214 95048 99405 102460 103823 104640 106032 106929 108288 118810 120320 122952 125568 132540 135360 139520 141376 142572 153690 156960 159048 163936 167424 176720 178215 180480 184428 190096 198810 204920 207646 209280 212064 213858 216576 230535 237620 240781 245904 251136 265080 270720 279040 282752 285144 307380 311469 313920 318096 327872 353440 356430 360960 368856 380192 397620 409840 415292 418560 424128 427716 461070 475240 481562 491808 502272 519115 530160 534645 541440 558407 565504 570288 614760 622938 627840 636192 655744 706880 712860 722343 737712 760384 795240 819680 830584 837120 848256 855432 922140 934407 950480 963124 983616 1038230 1060320 1069290 1082880 1116814 1131008 1140576 1203905 1229520 1245876 1255680 1272384 1311488 1413760 1425720 1444686 1475424 1520768 1557345 1590480 1639360 1661168 1675221 1696512 1710864 1844280 1868814 1900960 1926248 1967232 2076460 2120640 2138580 2167029 2233628 2281152 2407810 2459040 2491752 2511360 2544768 2622976 2792035 2827520 2851440 2889372 2950848 3041536 3114690 3180960 3278720 3322336 3350442 3393024 3421728 3611715 3688560 3737628 3801920 3852496 3934464 4152920 4241280 4277160 4334058 4467256 4562304 4672035 4815620 4918080 4983504 5025663 5089536 5584070 5655040 5702880 5778744 5901696 6083072 6229380 6361920 6557440 6644672 6700884 6843456 7223430 7377120 7475256 7603840 7704992 7868928 8305840 8376105 8482560 8554320 8668116 8934512 9124608 9344070 9631240 9836160 9967008 10051326 10179072 10835145 11168140 11316707 11405760 11557488 11803392 12458760 12723840 13114880 13289344 13401768 13686912 14446860 14754240 14950512 15207680 15409984 16611680 16752210 16965120 17108640 17336232 17869024 18249216 18688140 19262480 19672320 19934016 20102652 21670290 22336280 22633414 22811520 23114976 23606784 24917520 25128315 25447680 26245129 26578688 26803536 27373824 28893720 29508480 29901024 30415360 30819968 33223360 33504420 33950121 34217280 34672464 35738048 37376280 38524960 39344640 39868032 40205304 43340580 44672560 45266828 45623040 46229952 49835040 50256630 50895360 52490258 53157376 53607072 54747648 56583535 57787440 59016960 59802048 61639936 66446720 67008840 67900242 68434560 69344928 71476096 74752560 77049920 78735387 79736064 80410608 86681160 89345120 90533656 91246080 92459904 99670080 100513260 101850363 104980516 107214144 113167070 115574880 118033920 119604096 123279872 131225645 132893440 134017680 135800484 136869120 138689856 142952192 149505120 154099840 157470774 159472128 160821216 169750605 173362320 178690240 181067312 184919808 199340160 201026520 203700726 209961032 214428288 226334140 231149760 236206161 239208192 262451290 265786880 268035360 271600968 273738240 277379712 285904384 299010240 308199680 314941548 321642432 339501210 346724640 357380480 362134624 369839616 393676935 398680320 402053040 407401452 419922064 428856576 452668280 462299520 472412322 478416384 509251815 524902580 536070720 543201936 554759424 598020480 616399360 629883096 643284864 679002420 693449280 714760960 724269248 787353870 797360640 804106080 814802904 839844128 857713152 905336560 924599040 944824644 1018503630 1049805160 1072141440 1086403872 1109518848 1181030805 1196040960 1233521063 1259766192 1286569728 1358004840 1386898560 1429521920 1448538496 1574707740 1608212160 1629605808 1679688256 1810673120 1849198080 1889649288 2037007260 2099610320 2144282880 2172807744 2362061610 2392081920 2467042126 2519532384 2573139456 2716009680 2773797120 2897076992 3149415480 3216424320 3259211616 3359376512 3621346240 3700563189 3779298576 4074014520 4199220640 4288565760 4345615488 4724123220 4934084252 5039064768 5432019360 5547594240 5794153984 6167605315 6298830960 6432848640 6518423232 6718753024 7242692480 7401126378 7558597152 8148029040 8398441280 8691230976 9448246440 9868168504 10078129536 10864038720 11101689567 12335210630 12597661920 12865697280 13036846464 13437506048 14485384960 14802252756 15117194304 16296058080 16796882560 17382461952 18502815945 18896492880 19736337008 20156259072 21728077440 22203379134 24670421260 25195323840 26073692928 28970769920 29604505512 30234388608 32592116160 33593765120 37005631890 37792985760 39472674016 40312518144 43456154880 44406758268 49340842520 50390647680 52147385856 55508447835 59209011024 60468777216 65184232320 67187530240 74011263780 75585971520 78945348032 86912309760 88813516536 98681685040 100781295360 111016895670 118418022048 120937554432 130368464640 148022527560 151171943040 157890696064 177627033072 197363370080 201562590720 222033791340 236836044096 260736929280 296045055120 302343886080 315781392128 355254066144 394726740160 444067582680 473672088192 592090110240 604687772160 631562784256 710508132288 789453480320 888135165360 947344176384 1184180220480 1421016264576 1578906960640 1776270330720 1894688352768 2368360440960 2842032529152 3157813921280 3552540661440 4736720881920 5684065058304 7105081322880 9473441763840 14210162645760 28420325291520
• Sum of all divisors σ(n): 101498389312320
• Sum of proper divisors (its aliquot sum) s(n): 73078064020800
• 28420325291520 is an abundant number, because the sum of its proper divisors (73078064020800) is greater than itself. Its abundance is 44657738729280

Bases of 28420325291520

• Binary: 110011101100100011111011001001011011000000000₂
• Hexadecimal: 0x19D91F64B600
• Base-36: A2O47VY80

Squares and roots of 28420325291520

• 28420325291520 squared (28420325291520²) is 807714889675811372983910400
• 28420325291520 cubed (28420325291520³) is 22955519907390748497191484791149559808000
• The square root of 28420325291520 is 5331071.6832096715
• The cube root of 28420325291520 is 30517.0827143545

Scales and comparisons

• 28,420,325,291,520 seconds is equal to 903,678 years, 22 weeks, 4 days, 3 hours, 12 minutes.
• To count from 1 to 28,420,325,291,520 would take you about two million, two hundred fifty-nine thousand, one hundred ninety-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 28420325291520 cubic inches would be around 2543.1 feet tall.

Recreational maths with 28420325291520

• 28420325291520 backwards is 02519252302482
• 28420325291520 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 28420325291520's digits is 45
• More coming soon!