121397435387172

Names of 121397435387172

• Cardinal: 121397435387172 can be written as One hundred twenty-one trillion, three hundred ninety-seven billion, four hundred thirty-five million, three hundred eighty-seven thousand, one hundred seventy-two.

Scientific notation

• Scientific notation: 1.21397435387172 × 10¹⁴

Factors of 121397435387172

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 24
• Sum of prime factors: 62

Divisors of 121397435387172

• Number of divisors d(n): 684
• Complete list of divisors:
  1 2 3 4 6 7 9 12 14 18 19 21 27 28 31 36 38 42 54 57 62 63 76 81 84 93 108 114 124 126 133 162 171 186 189 217 228 243 252 266 279 324 342 361 372 378 399 434 486 513 532 558 567 589 651 684 722 729 756 798 837 868 972 1026 1083 1116 1134 1178 1197 1302 1444 1458 1539 1596 1674 1701 1767 1953 2052 2166 2187 2268 2356 2394 2511 2527 2604 2916 3078 3249 3348 3402 3534 3591 3906 4123 4332 4374 4617 4788 5022 5054 5103 5301 5859 6156 6498 6561 6804 7068 7182 7533 7581 7812 8246 8748 9234 9747 10044 10108 10206 10602 10773 11191 11718 12369 12996 13122 13851 14364 15066 15162 15309 15903 16492 17577 18468 19494 19683 20412 21204 21546 22382 22599 22743 23436 24738 26244 27702 29241 30132 30324 30618 31806 32319 33573 35154 37107 38988 39366 41553 43092 44764 45198 45486 45927 47709 49476 52731 55404 58482 59049 61236 63612 64638 67146 67797 68229 70308 74214 78337 78732 83106 87723 90396 90972 91854 95418 96957 100719 105462 111321 116964 118098 124659 129276 134292 135594 136458 137781 143127 148428 156674 158193 166212 175446 177147 183708 190836 193914 201438 203391 204687 210924 222642 235011 236196 249318 263169 271188 272916 275562 286254 290871 302157 313348 316386 333963 350892 354294 373977 387828 402876 406782 409374 413343 429381 445284 470022 474579 498636 526338 531441 551124 572508 581742 604314 610173 614061 632772 667926 705033 708588 747954 789507 813564 818748 826686 858762 872613 906471 940044 949158 1001889 1052676 1062882 1121931 1163484 1208628 1220346 1228122 1240029 1288143 1335852 1410066 1423737 1495908 1579014 1594323 1653372 1717524 1745226 1812942 1830519 1842183 1898316 2003778 2115099 2125764 2243862 2368521 2440692 2456244 2480058 2576286 2617839 2719413 2820132 2847474 3005667 3158028 3188646 3365793 3490452 3625884 3661038 3684366 3720087 3864429 4007556 4230198 4271211 4487724 4737042 4782969 4960116 5152572 5235678 5438826 5491557 5526549 5694948 6011334 6345297 6377292 6731586 7105563 7322076 7368732 7440174 7728858 7853517 8158239 8460396 8542422 9017001 9474084 9565938 10097379 10471356 10877652 10983114 11053098 11160261 11593287 12022668 12690594 12813633 13463172 14211126 14348907 14880348 15457716 15707034 16316478 16474671 16579647 17084844 18034002 19035891 19131876 20194758 21316689 21966228 22106196 22320522 23186574 23560551 24474717 25381188 25627266 27051003 28422252 28697814 30292137 31414068 32632956 32949342 33159294 33480783 34779861 36068004 38071782 38440899 40389516 42633378 43046721 44641044 46373148 47121102 48949434 49424013 49738941 51254532 54102006 57107673 57395628 60584274 63950067 65898684 66318588 66961566 69559722 70681653 73424151 76143564 76881798 81153009 85266756 86093442 90876411 94242204 97898868 98848026 99477882 100442349 104339583 108204012 114215346 115322697 121168548 127900134 129140163 133923132 139119444 141363306 146848302 148272039 149216823 153763596 162306018 171323019 172186884 181752822 191850201 197696052 198955764 200884698 208679166 212044959 220272453 228430692 230645394 243459027 255800268 258280326 272629233 282726612 293696604 296544078 298433646 301327047 313018749 324612036 342646038 345968091 363505644 383700402 387420489 401769396 417358332 424089918 440544906 444816117 447650469 461290788 486918054 513969057 516560652 545258466 575550603 593088156 596867292 602654094 626037498 636134877 660817359 685292076 691936182 730377081 767400804 774840978 817887699 848179836 881089812 889632234 895300938 903981141 939056247 973836108 1027938114 1037904273 1090516932 1151101206 1205308188 1252074996 1272269754 1321634718 1334448351 1342951407 1383872364 1460754162 1541907171 1549681956 1635775398 1726651809 1779264468 1790601876 1807962282 1878112494 1908404631 1982452077 2055876228 2075808546 2191131243 2302202412 2453663097 2544539508 2643269436 2668896702 2685902814 2711943423 2817168741 2921508324 3083814342 3113712819 3271550796 3453303618 3615924564 3756224988 3816809262 3964904154 4003345053 4028854221 4151617092 4382262486 4625721513 4907326194 5179955427 5337793404 5371805628 5423886846 5634337482 5725213893 5947356231 6167628684 6227425638 6573393729 6906607236 7360989291 7633618524 7929808308 8006690106 8057708442 8451506223 8764524972 9251443026 9341138457 9814652388 10359910854 10847773692 11268674964 11450427786 11894712462 12010035159 12086562663 12454851276 13146787458 13877164539 14721978582 15539866281 16013380212 16115416884 16903012446 17175641679 17842068693 18502886052 18682276914 19720181187 20719821708 22900855572 23789424924 24020070318 24173125326 25354518669 26293574916 27754329078 28023415371 29443957164 31079732562 33806024892 34351283358 35684137386 36259687989 37364553828 39440362374 41631493617 46619598843 48040140636 48346250652 50709037338 51526925037 53526206079 55508658156 56046830742 59160543561 62159465124 68702566716 71368274772 72519375978 76063556007 78880724748 83262987234 84070246113 93239197686 101418074676 103053850074 107052412158 108779063967 112093661484 118321087122 124894480851 139858796529 145038751956 152127112014 160578618237 166525974468 168140492226 177481630683 186478395372 206107700148 214104824316 217558127934 228190668021 236642174244 249788961702 279717593058 304254224028 321157236474 326337191901 336280984452 354963261366 374683442553 435116255868 456381336042 481735854711 499577923404 532444892049 559435186116 642314472948 652674383802 709926522732 749366885106 912762672084 963471709422 979011575703 1064889784098 1124050327659 1305348767604 1445207564133 1498733770212 1597334676147 1926943418844 1958023151406 2129779568196 2248100655318 2890415128266 3194669352294 3372150982977 3916046302812 4335622692399 4496201310636 5780830256532 6389338704588 6744301965954 8671245384798 10116452948931 13488603931908 17342490769596 20232905897862 30349358846793 40465811795724 60698717693586 121397435387172
• Sum of all divisors σ(n): 396768170217216
• Sum of proper divisors (its aliquot sum) s(n): 275370734830044
• 121397435387172 is an abundant number, because the sum of its proper divisors (275370734830044) is greater than itself. Its abundance is 153973299442872

Bases of 121397435387172

• Binary: 11011100110100100001011000000110100110100100100₂
• Hexadecimal: 0x6E690B034D24
• Base-36: 17157MN290

Squares and roots of 121397435387172

• 121397435387172 squared (121397435387172²) is 14737337318582600557542157584
• 121397435387172 cubed (121397435387172³) is 1789074954911589907625450458128109276112448
• The square root of 121397435387172 is 11018050.4349531819
• The cube root of 121397435387172 is 49514.9681478855

Scales and comparisons

• 121,397,435,387,172 seconds is equal to 3,860,062 years, 48 weeks, 5 days, 13 hours, 46 minutes, 12 seconds.
• To count from 1 to 121,397,435,387,172 would take you about nine million, six hundred fifty thousand, one hundred fifty-seven 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 121397435387172 cubic inches would be around 4126.2 feet tall.

Recreational maths with 121397435387172

• 121397435387172 backwards is 271783534793121
• 121397435387172 is a Harshad number.
• The number of decimal digits it has is: 15
• The sum of 121397435387172's digits is 63
• More coming soon!