121945676656518

Names of 121945676656518

• Cardinal: 121945676656518 can be written as One hundred twenty-one trillion, nine hundred forty-five billion, six hundred seventy-six million, six hundred fifty-six thousand, five hundred eighteen.

Scientific notation

• Scientific notation: 1.21945676656518 × 10¹⁴

Factors of 121945676656518

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 126

Divisors of 121945676656518

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 3 6 9 11 13 18 22 26 27 33 39 54 66 78 97 99 117 121 143 169 194 198 234 242 286 291 297 338 351 363 429 507 582 594 702 726 858 873 1014 1067 1089 1261 1287 1331 1521 1573 1746 1859 2134 2178 2522 2574 2619 2662 3042 3146 3201 3267 3718 3783 3861 3993 4563 4719 5238 5577 6402 6534 7566 7722 7986 9126 9409 9438 9603 11154 11349 11737 11979 13871 14157 14641 16393 16731 17303 18818 19206 20449 22698 23474 23958 27742 28227 28314 28809 29282 32786 33462 34047 34606 35211 35937 40898 41613 42471 43923 49179 50193 51909 56454 57618 61347 68094 70422 71874 83226 84681 84942 87846 98358 100386 103499 103818 105633 122317 122694 124839 129107 131769 147537 152581 155727 169362 180323 184041 190333 206998 211266 224939 244634 249678 254043 258214 263538 295074 305162 310497 311454 316899 360646 366951 368082 374517 380666 387321 395307 442611 449878 457743 467181 508086 540969 552123 570999 620994 633798 674817 733902 749034 774642 790614 885222 912673 915486 931491 934362 1081938 1100853 1104246 1138489 1141998 1161963 1345487 1349634 1373229 1420177 1590121 1622907 1678391 1712997 1825346 1862982 1983553 2024451 2201706 2276978 2323926 2474329 2690974 2738019 2746458 2794473 2840354 3180242 3245814 3302559 3356782 3415467 3425994 3485889 3967106 4036461 4048902 4119687 4260531 4770363 4868721 4948658 5035173 5138991 5476038 5588946 5950659 6073353 6605118 6830934 6971778 7422987 8072922 8214057 8239374 8521062 9540726 9737442 10039403 10070346 10246401 10277982 11864749 11901318 12109383 12146706 12523379 12781593 14311089 14800357 14845974 15105519 16428114 17491331 17851977 18462301 20078806 20492802 21819083 22268961 23729498 24218766 24642171 25046758 25563186 28622178 29600714 30118209 30211038 30739203 34982662 35594247 35703954 36328149 36924602 37570137 38344779 42933267 43638166 44401071 44537922 45316557 49284342 52473993 53555931 55386903 60236418 61478406 65457249 66806883 71188494 72656298 75140274 76689558 85866534 88802142 90354627 90633114 104947986 106782741 107111862 110433433 110773806 112710411 130512239 130914498 133203213 133613766 137757169 154241737 157421979 162803927 166160709 180709254 192404641 196371747 213565482 220866866 225420822 240009913 261024478 266406426 271063881 275514338 308483474 314843958 320348223 325607854 331300299 332321418 338131233 384809282 391536717 392743494 399609639 413271507 462725211 472265937 480019826 488411781 498482127 542127762 577213923 589115241 640696446 662600598 676262466 720029739 783073434 799219278 826543014 925450422 944531874 976823562 993900897 996964254 1154427846 1174610151 1178230482 1214767763 1239814521 1388175633 1435634629 1440059478 1465235343 1696659107 1731641769 1790843197 1987801794 2116451051 2160089217 2349220302 2429535526 2479629042 2776351266 2871269258 2930470686 2981702691 3393318214 3463283538 3523830453 3581686394 3644303289 3719443563 4164526899 4232902102 4306903887 4320178434 4395706029 5089977321 5194925307 5372529591 5963405382 6349353153 6480267651 7047660906 7288606578 7438887126 8329053798 8613807774 8791412058 10179954642 10389850614 10745059182 10932909867 12698706306 12920711661 12960535302 13362445393 15269931963 15791980919 16117588773 18663250177 19048059459 21865819734 23280961561 25841423322 26724890786 30539863926 31583961838 32235177546 32798729601 37326500354 38096118918 38762134983 40087336179 45809795889 46561923122 47375942757 48352766319 55989750531 57144178377 65597459202 69842884683 77524269966 80174672358 91619591778 94751885514 96705532638 111979501062 114288356754 120262008537 139685769366 142127828271 167969251593 173711790109 205295751947 209528654049 240524017074 284255656542 335938503186 347423580218 360786025611 410591503894 419057308098 426383484813 503907754779 521135370327 615887255841 628585962147 721572051222 852766969626 1007815509558 1042270740654 1231774511682 1257171924294 1563406110981 1847661767523 2258253271417 3126812221962 3695323535046 4516506542834 4690218332943 5542985302569 6774759814251 9380436665886 11085970605138 13549519628502 20324279442753 40648558885506 60972838328259 121945676656518
• Sum of all divisors σ(n): 326143527444000
• Sum of proper divisors (its aliquot sum) s(n): 204197850787482
• 121945676656518 is an abundant number, because the sum of its proper divisors (204197850787482) is greater than itself. Its abundance is 82252174130964

Bases of 121945676656518

• Binary: 11011101110100010110000101111010010111110000110₂
• Hexadecimal: 0x6EE8B0BD2F86
• Base-36: 17852JC51I

Squares and roots of 121945676656518

• 121945676656518 squared (121945676656518²) is 14870748055216039063351884324
• 121945676656518 cubed (121945676656518³) is 1813423433981918981337175893557635416623832
• The square root of 121945676656518 is 11042901.6411683211
• The cube root of 121945676656518 is 49589.3941749267

Scales and comparisons

• 121,945,676,656,518 seconds is equal to 3,877,495 years, 16 weeks, 2 days, 15 hours, 15 minutes, 18 seconds.
• To count from 1 to 121,945,676,656,518 would take you about nine million, six hundred ninety-three thousand, seven hundred thirty-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 121945676656518 cubic inches would be around 4132.4 feet tall.

Recreational maths with 121945676656518

• 121945676656518 backwards is 815656676549121
• The number of decimal digits it has is: 15
• The sum of 121945676656518's digits is 72
• More coming soon!