121585042949864

Names of 121585042949864

• Cardinal: 121585042949864 can be written as One hundred twenty-one trillion, five hundred eighty-five billion, forty-two million, nine hundred forty-nine thousand, eight hundred sixty-four.

Scientific notation

• Scientific notation: 1.21585042949864 × 10¹⁴

Factors of 121585042949864

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 273

Divisors of 121585042949864

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 4 8 13 17 26 34 52 68 104 136 221 241 289 442 482 578 884 964 1156 1768 1928 2312 3133 3757 4097 4913 6266 7514 8194 9826 12532 15028 16388 19652 25064 30056 32776 39304 53261 58081 63869 69649 83521 106522 116162 127738 139298 167042 213044 232324 255476 278596 334084 426088 464648 510952 557192 668168 755053 905437 987377 1085773 1184033 1510106 1810874 1974754 2171546 2368066 3020212 3621748 3949508 4343092 4736132 6040424 7243496 7899016 8686184 9472264 12835901 13997521 15392429 16785409 20128561 25671802 27995042 30784858 33570818 40257122 51343604 55990084 61569716 67141636 80514244 102687208 111980168 123139432 134283272 161028488 181967773 218210317 237957857 261671293 285351953 363935546 436420634 475915714 523342586 570703906 727871092 872841268 951831428 1046685172 1141407812 1455742184 1745682536 1903662856 2093370344 2282815624 3093452141 3709575389 4045283569 4850983201 6186904282 7419150778 8090567138 9701966402 12373808564 14838301556 16181134276 19403932804 24747617128 29676603112 32362268552 38807865608 52588686397 63062781613 68769820673 105177372794 126125563226 137539641346 210354745588 252251126452 275079282692 420709491176 504502252904 550158565384 894007668749 1169086951441 1788015337498 2338173902882 3576030674996 4676347805764 7152061349992 9352695611528 15198130368733 30396260737466 60792521474932 121585042949864
• Sum of all divisors σ(n): 261939227004840
• Sum of proper divisors (its aliquot sum) s(n): 140354184054976
• 121585042949864 is an abundant number, because the sum of its proper divisors (140354184054976) is greater than itself. Its abundance is 18769141105112

Bases of 121585042949864

• Binary: 11011101001010010111001010010111000011011101000₂
• Hexadecimal: 0x6E94B94B86E8
• Base-36: 173JEBC82W

Squares and roots of 121585042949864

• 121585042949864 squared (121585042949864²) is 14782922669120273570817618496
• 121585042949864 cubed (121585042949864³) is 1797382287649506623340609654247243207084544
• The square root of 121585042949864 is 11026560.7942759741
• The cube root of 121585042949864 is 49540.4618257267

Scales and comparisons

• 121,585,042,949,864 seconds is equal to 3,866,028 years, 14 weeks, 3 days, 9 hours, 37 minutes, 44 seconds.
• To count from 1 to 121,585,042,949,864 would take you about nine million, six hundred sixty-five thousand and seventy 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 121585042949864 cubic inches would be around 4128.4 feet tall.

Recreational maths with 121585042949864

• 121585042949864 backwards is 468949240585121
• 121585042949864 is a Harshad number.
• The number of decimal digits it has is: 15
• The sum of 121585042949864's digits is 68
• More coming soon!