121421400408

Names of 121421400408

• Cardinal: 121421400408 can be written as One hundred twenty-one billion, four hundred twenty-one million, four hundred thousand, four hundred eight.

Scientific notation

• Scientific notation: 1.21421400408 × 10¹¹

Factors of 121421400408

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 404

Divisors of 121421400408

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 3 4 6 7 8 9 11 12 14 18 21 22 24 27 28 31 33 36 42 44 54 56 62 63 66 72 77 79 84 88 93 99 108 121 124 126 132 154 158 168 186 189 198 216 217 231 237 242 248 252 264 271 279 297 308 316 341 363 372 378 396 434 462 474 484 504 542 553 558 594 616 632 651 682 693 711 726 744 756 792 813 837 847 868 869 924 948 968 1023 1084 1089 1106 1116 1188 1302 1364 1386 1422 1452 1512 1626 1659 1674 1694 1736 1738 1848 1896 1897 1953 2046 2079 2133 2168 2178 2212 2232 2376 2387 2439 2449 2541 2604 2607 2728 2772 2844 2904 2981 3069 3252 3267 3318 3348 3388 3476 3751 3794 3906 4092 4158 4266 4356 4424 4774 4878 4898 4977 5082 5208 5214 5544 5688 5691 5859 5962 6083 6138 6504 6534 6636 6696 6776 6952 7161 7317 7347 7502 7588 7623 7812 7821 8184 8316 8401 8532 8712 8943 9207 9548 9559 9756 9796 9954 10164 10428 11253 11382 11718 11924 12166 12276 13068 13272 14322 14634 14694 14931 15004 15176 15246 15624 15642 16632 16802 17064 17073 17143 17886 18249 18414 19096 19118 19512 19592 19908 20328 20856 20867 21409 21483 22041 22506 22764 22869 23436 23463 23848 24332 24552 25203 26136 26257 26829 26939 28644 28677 29268 29388 29862 30008 30492 31284 32791 33604 33759 34146 34286 35772 36498 36828 38236 39816 41734 42818 42966 44082 45012 45528 45738 46872 46926 48664 50406 51219 51429 52514 53658 53878 54747 57288 57354 58536 58776 58807 59724 60984 62568 62601 64227 64449 65582 66123 66913 67208 67518 68292 68572 71544 72996 73656 75609 76472 78771 80487 80817 83468 85636 85932 86031 88164 90024 91476 92411 93852 98373 100812 101277 102438 102858 105028 107316 107756 109494 114708 117614 119448 125202 128454 128898 131164 132246 133826 135036 136584 137144 145992 149863 151218 154287 157542 160974 161634 164241 166936 171272 171864 172062 176328 176421 182952 184822 187704 187803 188573 192681 196746 200739 201624 202554 204876 205716 210056 214632 215512 218988 226827 229416 229537 235228 235499 236313 242451 250404 256908 257796 258093 262328 264492 267652 270072 277233 295119 296329 299726 302436 308574 315084 321948 323268 328482 344124 352842 369644 375606 377146 385362 393492 401478 405108 409752 411432 437976 449589 453654 459074 462861 470456 470998 472626 484902 500808 513816 515592 516186 528984 529263 535304 554466 563409 565719 578043 590238 592658 599452 602217 604872 617148 630168 643896 646536 646877 656964 663679 688248 688611 705684 706497 708939 727353 739288 751212 754292 770724 786984 802956 810216 831699 885357 888987 899178 907308 918148 925722 941996 945252 969804 1016521 1032372 1058526 1108932 1126818 1131438 1156086 1180476 1185316 1198904 1204434 1234296 1293754 1313928 1327358 1348767 1377222 1411368 1412994 1417878 1454706 1502424 1508584 1541448 1587789 1605912 1648493 1663398 1697157 1770714 1777974 1798356 1806651 1814616 1836296 1851444 1883992 1890504 1939608 1940631 1991037 2033042 2064744 2065833 2074303 2117052 2119491 2217864 2253636 2262876 2312172 2360952 2370632 2408868 2495097 2587508 2590489 2654716 2666961 2697534 2754444 2825988 2835756 2909412 3049563 3175578 3296986 3326796 3394314 3541428 3555948 3596712 3613302 3702888 3881262 3982074 4046301 4066084 4131666 4148606 4234104 4238982 4507272 4525752 4624344 4645753 4817736 4945479 4990194 5091471 5175016 5180978 5309432 5333922 5395068 5508888 5651976 5671512 5818824 5821893 5973111 6099126 6197499 6222909 6351156 6358473 6593972 6653592 6788628 7082856 7111896 7115647 7226604 7300469 7762524 7771467 7964148 8000883 8092602 8132168 8263332 8297212 8477964 9148689 9291506 9890958 9980388 10182942 10361956 10667844 10790136 11643786 11946222 12198252 12394998 12445818 12702312 12716946 13187944 13577256 13937259 14231294 14453208 14600938 14836437 15525048 15542934 15928296 16001766 16185204 16526664 16594424 16955928 17465679 17919333 18133423 18297378 18583012 18668727 19781916 19960776 20365884 20723912 21335688 21346941 21901407 23287572 23314401 23892444 24396504 24789996 24891636 25433892 27446067 27874518 28462588 29201876 29672874 31085868 32003532 32370408 34931358 35838666 36266846 36594756 37166024 37337454 39563832 40731768 41811777 42693882 43802814 44509311 46575144 46628802 47784888 49579992 49783272 50867784 51103283 54400269 54892134 55749036 56006181 56925176 58403752 59345748 62171736 64007064 64040823 65704221 69862716 69943203 71677332 72533692 73189512 74674908 80305159 83623554 85387764 87605628 89018622 93257604 102206566 108800538 109784268 111498072 112012362 118691496 125435331 128081646 131408442 139725432 139886406 143354664 145067384 149349816 153309849 160610318 163200807 167247108 170775528 175211256 178037244 186515208 192122469 197112663 204413132 217601076 219568536 224024724 240915477 250870662 256163292 262816884 279772812 306619698 321220636 326401614 334494216 356074488 384244938 394225326 408826264 435202152 448049448 459929547 481830954 489602421 501741324 512326584 525633768 559545624 562136113 613239396 642441272 652803228 722746431 768489876 788450652 919859094 963661908 979204842 1003482648 1124272226 1226478792 1305606456 1379788641 1445492862 1536979752 1576901304 1686408339 1839718188 1927323816 1958409684 2168239293 2248544452 2759577282 2890985724 3372816678 3679436376 3916819368 4336478586 4497088904 5059225017 5519154564 5781971448 6745633356 8672957172 10118450034 11038309128 13491266712 15177675051 17345914344 20236900068 30355350102 40473800136 60710700204 121421400408
• Sum of all divisors σ(n): 444530688000
• Sum of proper divisors (its aliquot sum) s(n): 323109287592
• 121421400408 is an abundant number, because the sum of its proper divisors (323109287592) is greater than itself. Its abundance is 201687887184

Bases of 121421400408

• Binary: 1110001000101010001111000100101011000₂
• Hexadecimal: 0x1C45478958
• Base-36: 1JS36060

Squares and roots of 121421400408

• 121421400408 squared (121421400408²) is 14743156477039862566464
• 121421400408 cubed (121421400408³) is 1790134705876455811259915856717312
• The square root of 121421400408 is 348455.7366553175
• The cube root of 121421400408 is 4951.8226177085

Scales and comparisons

• 121,421,400,408 seconds is equal to 3,860 years, 42 weeks, 6 days, 6 hours, 46 minutes, 48 seconds.
• To count from 1 to 121,421,400,408 would take you about seven thousand, seven hundred twenty-one 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 121421400408 cubic inches would be around 412.7 feet tall.

Recreational maths with 121421400408

• 121421400408 backwards is 804004124121
• 121421400408 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 121421400408's digits is 27
• More coming soon!