21457234979712

Names of 21457234979712

• Cardinal: 21457234979712 can be written as Twenty-one trillion, four hundred fifty-seven billion, two hundred thirty-four million, nine hundred seventy-nine thousand, seven hundred twelve.

Scientific notation

• Scientific notation: 2.1457234979712 × 10¹³

Factors of 21457234979712

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 20
• Sum of prime factors: 371

Divisors of 21457234979712

• Number of divisors d(n): 720
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 27 28 32 36 42 48 49 54 56 63 64 72 81 84 96 98 108 112 126 128 144 147 162 168 189 192 196 216 224 252 288 294 324 336 343 359 378 384 392 432 441 448 504 567 576 588 648 672 686 718 756 784 864 882 896 1008 1029 1077 1134 1152 1176 1296 1323 1344 1372 1436 1512 1568 1728 1764 2016 2058 2154 2268 2352 2401 2513 2592 2646 2688 2744 2872 3024 3087 3136 3231 3456 3528 3969 4032 4116 4308 4536 4704 4802 5026 5184 5292 5488 5744 6048 6174 6272 6462 7056 7203 7539 7938 8064 8232 8616 9072 9261 9408 9604 9693 10052 10368 10584 10976 11488 12096 12348 12924 14112 14406 15078 15876 16464 16807 17232 17591 18144 18522 18816 19208 19386 20104 21168 21609 21952 22617 22976 24192 24696 25848 27783 28224 28812 29079 30156 31752 32928 33614 34464 35182 36288 37044 38416 38772 40208 42336 43218 43904 45234 45952 49392 50421 51696 52773 55566 56448 57624 58158 60312 63504 64827 65856 67228 67851 68928 70364 72576 74088 76832 77544 80416 84672 86436 90468 98784 100842 103392 105546 111132 115248 116316 117649 120624 123137 127008 129654 131712 134456 135702 137856 140728 148176 151263 153664 155088 158319 160832 169344 172872 180936 194481 197568 201684 203553 206784 211092 222264 230496 232632 235298 241248 246274 254016 259308 268912 271404 281456 296352 302526 307328 310176 316638 321664 345744 352947 361872 369411 388962 395136 403368 407106 413568 422184 444528 453789 460992 465264 470596 474957 482496 492548 508032 518616 537824 542808 562912 592704 605052 620352 633276 691488 705894 723744 738822 777924 806736 814212 823543 844368 861959 889056 907578 921984 930528 941192 949914 964992 985096 1037232 1058841 1075648 1085616 1108233 1125824 1185408 1210104 1240704 1266552 1361367 1382976 1411788 1424871 1447488 1477644 1555848 1613472 1628424 1647086 1688736 1723918 1778112 1815156 1861056 1882384 1899828 1970192 2074464 2117682 2151296 2171232 2216466 2251648 2420208 2470629 2533104 2585877 2722734 2765952 2823576 2849742 2894976 2955288 3111696 3176523 3226944 3256848 3294172 3324699 3377472 3447836 3556224 3630312 3722112 3764768 3799656 3940384 4148928 4235364 4342464 4432932 4840416 4941258 5066208 5171754 5445468 5647152 5699484 5764801 5910576 6033713 6223392 6353046 6453888 6513696 6588344 6649398 6754944 6895672 7260624 7411887 7529536 7599312 7757631 7880768 8297856 8470728 8684928 8865864 9529569 9680832 9882516 9974097 10132416 10343508 10890936 11294304 11398968 11529602 11821152 12067426 12446784 12706092 13027392 13176688 13298796 13791344 14521248 14823774 15059072 15198624 15515262 15761536 16941456 17294403 17731728 18101139 19059138 19361664 19765032 19948194 20264832 20687016 21781872 22235661 22588608 22797936 23059204 23272893 23642304 24134852 24893568 25412184 26054784 26353376 26597592 27582688 29042496 29647548 30397248 31030524 33882912 34588806 35463456 36202278 38118276 39530064 39896388 41374032 42235991 43563744 44471322 45177216 45595872 46118408 46545786 47284608 48269704 50824368 51883209 52706752 53195184 54303417 55165376 58084992 59295096 60794496 62061048 66706983 67765824 69177612 69818679 70926912 72404556 76236552 79060128 79792776 82748064 84471982 87127488 88942644 91191744 92236816 93091572 96539408 101648736 103766418 105413504 106390368 108606834 110330752 118590192 124122096 126707973 133413966 135531648 138355224 139637358 141853824 144809112 152473104 155649627 158120256 159585552 162910251 165496128 168943964 174254976 177885288 182383488 184473632 186183144 193078816 203297472 207532836 212780736 217213668 237180384 248244192 253415946 266827932 276710448 279274716 289618224 295651937 304946208 311299254 316240512 319171104 325820502 330992256 337887928 355770576 368947264 372366288 380123919 386157632 406594944 415065672 425561472 434427336 466948881 474360768 488730753 496488384 506831892 533655864 553420896 558549432 579236448 591303874 609892416 622598508 638342208 651641004 675775856 711541152 737894528 744732576 760247838 772315264 830131344 868854672 886955811 933897762 948721536 977461506 992976768 1013663784 1067311728 1106841792 1117098864 1140371757 1158472896 1182607748 1219784832 1245197016 1276684416 1303282008 1351551712 1423082304 1489465152 1520495676 1660262688 1737709344 1773911622 1867795524 1954923012 2027327568 2069563559 2134623456 2213683584 2234197728 2280743514 2316945792 2365215496 2490394032 2606564016 2660867433 2703103424 2846164608 2978930304 3040991352 3320525376 3421115271 3475418688 3547823244 3735591048 3909846024 4054655136 4139127118 4269246912 4468395456 4561487028 4730430992 4980788064 5213128032 5321734866 5406206848 6081982704 6208690677 6641050752 6842230542 6950837376 7095646488 7471182096 7819692048 7982602299 8109310272 8278254236 8538493824 8936790912 9122974056 9460861984 9961576128 10426256064 10643469732 12163965408 12417381354 13684461084 14191292976 14942364192 15639384096 15965204598 16218620544 16556508472 18245948112 18626072031 18921723968 19923152256 20852512128 21286939464 23947806897 24327930816 24834762708 27368922168 28382585952 29884728384 31278768192 31930409196 33113016944 36491896224 37252144062 37843447936 42573878928 47895613794 48655861632 49669525416 54737844336 55878216093 56765171904 59769456768 62557536384 63860818392 66226033888 72983792448 74504288124 85147757856 95791227588 99339050832 109475688672 111756432186 113530343808 127721636784 132452067776 145967584896 149008576248 167634648279 170295515712 191582455176 198678101664 218951377344 223512864372 255443273568 264904135552 298017152496 335269296558 340591031424 383164910352 397356203328 437902754688 447025728744 510886547136 596034304992 670538593116 766329820704 794712406656 894051457488 1021773094272 1192068609984 1341077186232 1532659641408 1788102914976 2384137219968 2682154372464 3065319282816 3576205829952 5364308744928 7152411659904 10728617489856 21457234979712
• Sum of all divisors σ(n): 74706630787800
• Sum of proper divisors (its aliquot sum) s(n): 53249395808088
• 21457234979712 is an abundant number, because the sum of its proper divisors (53249395808088) is greater than itself. Its abundance is 31792160828376

Bases of 21457234979712

• Binary: 100111000001111100110110111100110101110000000₂
• Hexadecimal: 0x1383E6DE6B80
• Base-36: 7LTBFP400

Squares and roots of 21457234979712

• 21457234979712 squared (21457234979712²) is 460412932974576233051602944
• 21457234979712 cubed (21457234979712³) is 9879188490533873673814808879948919472128
• The square root of 21457234979712 is 4632195.4815953093
• The cube root of 21457234979712 is 27788.0402378361

Scales and comparisons

• 21,457,234,979,712 seconds is equal to 682,273 years, 36 weeks, 3 days, 1 hour, 55 minutes, 12 seconds.
• To count from 1 to 21,457,234,979,712 would take you about one million, seven hundred five thousand, six hundred eighty-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 21457234979712 cubic inches would be around 2315.7 feet tall.

Recreational maths with 21457234979712

• 21457234979712 backwards is 21797943275412
• 21457234979712 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21457234979712's digits is 63
• More coming soon!