121664939265792

Names of 121664939265792

• Cardinal: 121664939265792 can be written as One hundred twenty-one trillion, six hundred sixty-four billion, nine hundred thirty-nine million, two hundred sixty-five thousand, seven hundred ninety-two.

Scientific notation

• Scientific notation: 1.21664939265792 × 10¹⁴

Factors of 121664939265792

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 451333037

Divisors of 121664939265792

• Number of divisors d(n): 180
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 16 18 24 26 27 32 36 39 48 52 54 64 72 78 81 96 104 108 117 128 144 156 162 192 208 216 234 256 288 312 324 351 384 416 432 468 576 624 648 702 768 832 864 936 1053 1152 1248 1296 1404 1664 1728 1872 2106 2304 2496 2592 2808 3328 3456 3744 4212 4992 5184 5616 6912 7488 8424 9984 10368 11232 14976 16848 20736 22464 29952 33696 44928 67392 89856 134784 269568 451333019 902666038 1353999057 1805332076 2707998114 3610664152 4061997171 5415996228 5867329247 7221328304 8123994342 10831992456 11734658494 12185991513 14442656608 16247988684 17601987741 21663984912 23469316988 24371983026 28885313216 32495977368 35203975482 36557974539 43327969824 46938633976 48743966052 52805963223 57770626432 64991954736 70407950964 73115949078 86655939648 93877267952 97487932104 105611926446 115541252864 129983909472 140815901928 146231898156 158417889669 173311879296 187754535904 194975864208 211223852892 259967818944 281631803856 292463796312 316835779338 346623758592 375509071808 389951728416 422447705784 475253669007 519935637888 563263607712 584927592624 633671558676 751018143616 779903456832 844895411568 950507338014 1039871275776 1126527215424 1169855185248 1267343117352 1502036287232 1559806913664 1689790823136 1901014676028 2253054430848 2339710370496 2534686234704 3119613827328 3379581646272 3802029352056 4506108861696 4679420740992 5069372469408 6759163292544 7604058704112 9358841481984 10138744938816 13518326585088 15208117408224 20277489877632 30416234816448 40554979755264 60832469632896 121664939265792
• Sum of all divisors σ(n): 390689207434680
• Sum of proper divisors (its aliquot sum) s(n): 269024268168888
• 121664939265792 is an abundant number, because the sum of its proper divisors (269024268168888) is greater than itself. Its abundance is 147359328903096

Bases of 121664939265792

• Binary: 11011101010011101010011011111001000111100000000₂
• Hexadecimal: 0x6EA7537C8F00
• Base-36: 174K3NJK00

Squares and roots of 121664939265792

• 121664939265792 squared (121664939265792²) is 14802357446548856004021387264
• 121664939265792 cubed (121664939265792³) is 1800927919724910516682159371190789459673088
• The square root of 121664939265792 is 11030183.1020972631
• The cube root of 121664939265792 is 49551.3108403297

Scales and comparisons

• 121,664,939,265,792 seconds is equal to 3,868,568 years, 38 weeks, 1 day, 6 hours, 43 minutes, 12 seconds.
• To count from 1 to 121,664,939,265,792 would take you about nine million, six hundred seventy-one thousand, four 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 121664939265792 cubic inches would be around 4129.3 feet tall.

Recreational maths with 121664939265792

• 121664939265792 backwards is 297562939466121
• 121664939265792 is a Harshad number.
• The number of decimal digits it has is: 15
• The sum of 121664939265792's digits is 72
• More coming soon!