12809154723840

Names of 12809154723840

• Cardinal: 12809154723840 can be written as Twelve trillion, eight hundred nine billion, one hundred fifty-four million, seven hundred twenty-three thousand, eight hundred forty.

Scientific notation

• Scientific notation: 1.280915472384 × 10¹³

Factors of 12809154723840

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 29
• Sum of prime factors: 341

Divisors of 12809154723840

• Number of divisors d(n): 792
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 32 36 40 45 48 54 60 64 72 80 81 90 96 108 120 128 135 144 160 162 180 192 216 240 243 256 270 288 320 324 331 360 384 405 432 480 486 512 540 576 640 648 662 720 729 768 810 864 960 972 993 1024 1080 1152 1215 1280 1296 1324 1440 1458 1536 1620 1655 1728 1920 1944 1986 2048 2160 2187 2304 2430 2560 2592 2648 2880 2916 2979 3072 3240 3310 3456 3645 3840 3888 3972 4096 4320 4374 4608 4860 4965 5120 5184 5296 5760 5832 5958 6144 6480 6561 6620 6912 7290 7680 7776 7944 8192 8640 8748 8937 9216 9720 9930 10240 10368 10592 10935 11520 11664 11916 12288 12960 13122 13240 13824 14580 14895 15360 15552 15888 16384 17280 17496 17874 18432 19440 19683 19860 20480 20736 21184 21870 23040 23328 23832 24576 25920 26244 26480 26811 27648 29160 29790 30720 31104 31776 32768 32805 34560 34992 35748 36864 38880 39366 39720 40960 41472 42368 43740 44685 46080 46656 47664 49152 51840 52488 52960 53622 55296 58320 59049 59580 61440 62208 63552 65536 65610 69120 69984 71496 73728 77760 78732 79440 80433 81920 82944 84736 87480 89370 92160 93312 95328 98304 98415 103680 104976 105920 107244 110592 116640 118098 119160 122880 124416 127104 131072 131220 134055 138240 139968 142992 147456 155520 157464 158880 160866 163840 165888 169472 174960 178740 184320 186624 190656 196608 196830 207360 209952 211840 214488 221184 233280 236196 238320 241299 245760 248832 254208 262440 268110 276480 279936 285984 294912 295245 311040 314928 317760 321732 327680 331776 338944 349920 357480 368640 373248 381312 393216 393660 402165 414720 419904 423680 428976 442368 466560 472392 476640 482598 491520 497664 508416 524880 536220 552960 559872 571968 589824 590490 622080 629856 635520 643464 655360 663552 677888 699840 714960 723897 737280 746496 762624 787320 804330 829440 839808 847360 857952 884736 933120 944784 953280 965196 983040 995328 1016832 1049760 1072440 1105920 1119744 1143936 1179648 1180980 1206495 1244160 1259712 1271040 1286928 1327104 1355776 1399680 1429920 1447794 1474560 1492992 1525248 1574640 1608660 1658880 1679616 1694720 1715904 1769472 1866240 1889568 1906560 1930392 1966080 1990656 2033664 2099520 2144880 2171691 2211840 2239488 2287872 2361960 2412990 2488320 2519424 2542080 2573856 2654208 2711552 2799360 2859840 2895588 2949120 2985984 3050496 3149280 3217320 3317760 3359232 3389440 3431808 3538944 3619485 3732480 3779136 3813120 3860784 3981312 4067328 4199040 4289760 4343382 4423680 4478976 4575744 4723920 4825980 4976640 5038848 5084160 5147712 5308416 5423104 5598720 5719680 5791176 5898240 5971968 6100992 6298560 6434640 6515073 6635520 6718464 6778880 6863616 7238970 7464960 7558272 7626240 7721568 7962624 8134656 8398080 8579520 8686764 8847360 8957952 9151488 9447840 9651960 9953280 10077696 10168320 10295424 10616832 10846208 10858455 11197440 11439360 11582352 11943936 12201984 12597120 12869280 13030146 13271040 13436928 13557760 13727232 14477940 14929920 15116544 15252480 15443136 15925248 16269312 16796160 17159040 17373528 17694720 17915904 18302976 18895680 19303920 19545219 19906560 20155392 20336640 20590848 21692416 21716910 22394880 22878720 23164704 23887872 24403968 25194240 25738560 26060292 26542080 26873856 27115520 27454464 28955880 29859840 30233088 30504960 30886272 31850496 32538624 32575365 33592320 34318080 34747056 35831808 36605952 37791360 38607840 39090438 39813120 40310784 40673280 41181696 43384832 43433820 44789760 45757440 46329408 47775744 48807936 50388480 51477120 52120584 53084160 53747712 54231040 54908928 57911760 59719680 60466176 61009920 61772544 65077248 65150730 67184640 68636160 69494112 71663616 73211904 75582720 77215680 78180876 79626240 80621568 81346560 82363392 86867640 89579520 91514880 92658816 95551488 97615872 97726095 100776960 102954240 104241168 107495424 108462080 109817856 115823520 119439360 120932352 122019840 123545088 130154496 130301460 134369280 137272320 138988224 143327232 146423808 151165440 154431360 156361752 159252480 161243136 162693120 164726784 173735280 179159040 183029760 185317632 195231744 195452190 201553920 205908480 208482336 214990848 216924160 219635712 231647040 238878720 241864704 244039680 247090176 260602920 268738560 274544640 277976448 286654464 292847616 302330880 308862720 312723504 322486272 325386240 329453568 347470560 358318080 366059520 370635264 390463488 390904380 403107840 411816960 416964672 429981696 439271424 463294080 477757440 483729408 488079360 494180352 521205840 537477120 549089280 555952896 585695232 604661760 617725440 625447008 644972544 650772480 658907136 694941120 716636160 732119040 741270528 781808760 806215680 823633920 833929344 859963392 878542848 926588160 967458816 976158720 988360704 1042411680 1074954240 1098178560 1111905792 1171390464 1209323520 1235450880 1250894016 1289945088 1317814272 1389882240 1433272320 1464238080 1482541056 1563617520 1612431360 1647267840 1667858688 1757085696 1853176320 1934917632 1952317440 1976721408 2084823360 2149908480 2196357120 2223811584 2418647040 2470901760 2501788032 2579890176 2635628544 2779764480 2928476160 2965082112 3127235040 3224862720 3294535680 3335717376 3514171392 3706352640 3869835264 3953442816 4169646720 4299816960 4392714240 4447623168 4837294080 4941803520 5003576064 5271257088 5559528960 5856952320 5930164224 6254470080 6449725440 6589071360 6671434752 7412705280 7739670528 7906885632 8339293440 8785428480 8895246336 9674588160 9883607040 10007152128 10542514176 11119057920 11860328448 12508940160 12899450880 13178142720 13342869504 14825410560 15813771264 16678586880 17570856960 17790492672 19349176320 19767214080 20014304256 22238115840 23720656896 25017880320 26356285440 26685739008 29650821120 31627542528 33357173760 35580985344 38698352640 39534428160 40028608512 44476231680 47441313792 50035760640 52712570880 53371478016 59301642240 66714347520 71161970688 79068856320 80057217024 88952463360 94882627584 100071521280 106742956032 118603284480 133428695040 142323941376 158137712640 160114434048 177904926720 200143042560 213485912064 237206568960 266857390080 284647882752 320228868096 355809853440 400286085120 426971824128 474413137920 533714780160 640457736192 711619706880 800572170240 853943648256 1067429560320 1280915472384 1423239413760 1601144340480 2134859120640 2561830944768 3202288680960 4269718241280 6404577361920 12809154723840
• Sum of all divisors σ(n): 46251833542488
• Sum of proper divisors (its aliquot sum) s(n): 33442678818648
• 12809154723840 is an abundant number, because the sum of its proper divisors (33442678818648) is greater than itself. Its abundance is 20633524094808

Bases of 12809154723840

• Binary: 10111010011001011101000111100000000000000000₂
• Hexadecimal: 0xBA65D1E0000
• Base-36: 4JGG00000

Squares and roots of 12809154723840

• 12809154723840 squared (12809154723840²) is 164074444739272586664345600
• 12809154723840 cubed (12809154723840³) is 2101654948893478490637018230742319104000
• The square root of 12809154723840 is 3578987.9468698971
• The cube root of 12809154723840 is 23397.7173631381

Scales and comparisons

• 12,809,154,723,840 seconds is equal to 407,291 years, 25 weeks, 6 days, 14 hours, 24 minutes.
• To count from 1 to 12,809,154,723,840 would take you about one million, eighteen thousand, two hundred twenty-eight 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 12809154723840 cubic inches would be around 1949.8 feet tall.

Recreational maths with 12809154723840

• 12809154723840 backwards is 04832745190821
• 12809154723840 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 12809154723840's digits is 54
• More coming soon!