21118956168912

Names of 21118956168912

• Cardinal: 21118956168912 can be written as Twenty-one trillion, one hundred eighteen billion, nine hundred fifty-six million, one hundred sixty-eight thousand, nine hundred twelve.

Scientific notation

• Scientific notation: 2.1118956168912 × 10¹³

Factors of 21118956168912

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 252

Divisors of 21118956168912

• Number of divisors d(n): 400
• Complete list of divisors:
  1 2 3 4 6 7 8 12 14 16 21 24 28 42 48 49 56 84 98 112 113 127 147 168 196 226 254 294 336 339 343 381 392 452 508 588 678 686 762 784 791 889 904 1016 1029 1176 1356 1372 1524 1582 1778 1808 2032 2058 2352 2373 2401 2667 2712 2744 3048 3164 3556 4116 4746 4802 5334 5424 5488 5537 6096 6223 6328 7112 7203 8232 9492 9604 10668 11074 12446 12656 12769 14224 14351 14406 16464 16611 18669 18984 19208 21336 22148 24892 25538 28702 28812 33222 37338 37968 38307 38416 38759 42672 43053 43561 44296 49784 51076 57404 57624 66444 74676 76614 77518 86106 87122 88592 89383 99568 100457 102152 114808 115248 116277 130683 132888 149352 153228 155036 172212 174244 178766 200914 204304 229616 232554 261366 265776 268149 271313 298704 301371 304927 306456 310072 344424 348488 357532 401828 465108 522732 536298 542626 602742 609854 612912 620144 625681 688848 696976 703199 715064 803656 813939 914781 930216 1045464 1072596 1085252 1205484 1219708 1251362 1406398 1430128 1442897 1607312 1621663 1627878 1829562 1860432 1877043 2090928 2109597 2145192 2170504 2410968 2439416 2502724 2812796 2885794 3243326 3255756 3659124 3754086 4219194 4290384 4328691 4341008 4379767 4821936 4864989 4878832 4922393 5005448 5625592 5771588 6486652 6511512 7318248 7508172 8438388 8657382 8759534 9729978 9844786 10010896 10100279 11251184 11351641 11543176 12973304 13023024 13139301 14636496 14767179 15016344 16876776 17314764 17519068 19459956 19689572 20200558 22703282 23086352 25946608 26278602 29534358 30032688 30300837 30658369 33753552 34054923 34456751 34629528 35038136 38919912 39379144 40401116 45406564 52557204 59068716 60601674 61316738 68109846 68913502 69259056 70076272 70701953 77839824 78758288 79461487 80802232 90813128 91975107 103370253 105114408 118137432 121203348 122633476 136219692 137827004 141403906 158922974 161604464 181626256 183247919 183950214 206740506 210228816 212105859 236274864 238384461 242406696 245266952 272439384 275654008 282807812 317845948 366495838 367900428 413481012 424211718 476768922 484813392 490533904 494913671 544878768 549743757 551308016 556230409 565615624 635691896 732991676 735800856 826962024 848423436 953537844 989827342 1099487514 1112460818 1131231248 1271383792 1282735433 1465983352 1471601712 1484741013 1653924048 1668691227 1696846872 1907075688 1979654684 2198975028 2224921636 2565470866 2931966704 2969482026 3337382454 3393693744 3464395697 3814151376 3848206299 3893612863 3959309368 4397950056 4449843272 5130941732 5938964052 6674764908 6928791394 7696412598 7787225726 7918618736 8795900112 8899686544 8979148031 10261883464 10393187091 11680838589 11877928104 13349529816 13857582788 15392825196 15574451452 17958296062 20523766928 20786374182 23361677178 23755856208 26699059632 26937444093 27715165576 30785650392 31148902904 35916592124 41572748364 46723354356 53874888186 55430331152 61571300784 62297805808 62854036217 71833184248 83145496728 93446708712 107749776372 125708072434 143666368496 166290993456 186893417424 188562108651 215499552744 251416144868 377124217302 430999105488 439978253519 502832289736 754248434604 879956507038 1005664579472 1319934760557 1508496869208 1759913014076 2639869521114 3016993738416 3519826028152 5279739042228 7039652056304 10559478084456 21118956168912
• Sum of all divisors σ(n): 64720298588160
• Sum of proper divisors (its aliquot sum) s(n): 43601342419248
• 21118956168912 is an abundant number, because the sum of its proper divisors (43601342419248) is greater than itself. Its abundance is 22482386250336

Bases of 21118956168912

• Binary: 100110011010100100011111000010110011011010000₂
• Hexadecimal: 0x133523E166D0
• Base-36: 7HHWX872O

Squares and roots of 21118956168912

• 21118956168912 squared (21118956168912²) is 446010309664426220275263744
• 21118956168912 cubed (21118956168912³) is 9419272180685885537277164617066613526528
• The square root of 21118956168912 is 4595536.5485340229
• The cube root of 21118956168912 is 27641.2375265195

Scales and comparisons

• 21,118,956,168,912 seconds is equal to 671,517 years, 25 weeks, 1 hour, 35 minutes, 12 seconds.
• To count from 1 to 21,118,956,168,912 would take you about one million, six hundred seventy-eight thousand, seven hundred ninety-three 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 21118956168912 cubic inches would be around 2303.4 feet tall.

Recreational maths with 21118956168912

• 21118956168912 backwards is 21986165981112
• The number of decimal digits it has is: 14
• The sum of 21118956168912's digits is 60
• More coming soon!