121665691378077

Names of 121665691378077

• Cardinal: 121665691378077 can be written as One hundred twenty-one trillion, six hundred sixty-five billion, six hundred ninety-one million, three hundred seventy-eight thousand and seventy-seven.

Scientific notation

• Scientific notation: 1.21665691378077 × 10¹⁴

Factors of 121665691378077

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 838

Divisors of 121665691378077

• Number of divisors d(n): 216
• Complete list of divisors:
  1 3 7 11 17 21 33 51 73 77 119 121 187 219 231 357 363 511 561 727 803 847 1241 1309 1533 2057 2181 2409 2541 3723 3927 5089 5329 5621 6171 7997 8687 8833 12359 13651 14399 15267 15987 16863 23991 26061 26499 37077 37303 40953 43197 53071 55979 58619 61831 86513 87967 90593 95557 111909 135949 150161 159213 167937 175857 185493 259539 263901 271779 286671 371497 407847 410333 450483 528529 583781 615769 634151 644809 902207 951643 996523 1051127 1114491 1230999 1495439 1585587 1751343 1847307 1902453 1934427 2706621 2854929 2989569 3153381 3699703 3874183 4086467 4486317 4513663 5813819 6315449 6421591 6975661 8984993 9924277 10468073 10961753 11099109 11622549 12259401 13540989 17441457 18946347 19264773 20926983 26954979 27119281 29772831 31404219 32885259 38582617 40696733 42616013 44951137 62894951 63952009 65861111 69469939 76732271 81357843 98834923 109167047 115747851 122090199 127848039 134853411 188684853 191856027 197583333 208409817 230196813 270078319 296504769 298312091 327501141 424408787 447664063 461027777 468776143 655904489 691844461 724472221 764169329 810234957 894936273 1087184153 1273226361 1342992189 1383083331 1406328429 1967713467 2075533383 2173416663 2292507987 2816531041 2970861509 3261552459 3281433001 4591331423 4668496657 5071305547 7214949379 7610289071 7969194431 8449593123 8912584527 9844299003 13773994269 14005489971 15213916641 19715717287 21644848137 22830867213 23907583293 30981841451 32679476599 47881027697 50504645653 55784361017 59147151861 79364443169 92945524353 98038429797 143643083091 151513936959 167353083051 216872890157 238093329507 335167193879 340800255961 526691304667 555551102183 650618670471 1005501581637 1022400767883 1580073914001 1666653306549 2385601791727 3686839132669 5793604351337 7156805375181 11060517398007 17380813054011 40555230459359 121665691378077
• Sum of all divisors σ(n): 219066365343168
• Sum of proper divisors (its aliquot sum) s(n): 97400673965091
• 121665691378077 is a deficient number, because the sum of its proper divisors (97400673965091) is less than itself. Its deficiency is 24265017412986

Bases of 121665691378077

• Binary: 11011101010011110000000010100001110000110011101₂
• Hexadecimal: 0x6EA78050E19D
• Base-36: 174KG3BXJX

Squares and roots of 121665691378077

• 121665691378077 squared (121665691378077²) is 14802540458505480055356217929
• 121665691378077 cubed (121665691378077³) is 1800961319036026147152008888367286744942533
• The square root of 121665691378077 is 11030217.1954171873
• The cube root of 121665691378077 is 49551.4129460885

Scales and comparisons

• 121,665,691,378,077 seconds is equal to 3,868,592 years, 33 weeks, 5 days, 6 hours, 47 minutes, 57 seconds.
• To count from 1 to 121,665,691,378,077 would take you about nine million, six hundred seventy-one thousand, four hundred eighty-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 121665691378077 cubic inches would be around 4129.3 feet tall.

Recreational maths with 121665691378077

• 121665691378077 backwards is 770873196566121
• The number of decimal digits it has is: 15
• The sum of 121665691378077's digits is 69
• More coming soon!