121297776979729

Names of 121297776979729

• Cardinal: 121297776979729 can be written as One hundred twenty-one trillion, two hundred ninety-seven billion, seven hundred seventy-six million, nine hundred seventy-nine thousand, seven hundred twenty-nine.

Scientific notation

• Scientific notation: 1.21297776979729 × 10¹⁴

Factors of 121297776979729

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1118

Divisors of 121297776979729

• Number of divisors d(n): 81
• Complete list of divisors:
  1 7 23 49 67 161 469 529 1021 1127 1541 3283 3703 4489 7147 10787 23483 25921 31423 35443 50029 68407 75509 103247 164381 219961 248101 478849 540109 722729 1042441 1150667 1573361 1736707 2374681 3351943 3780763 4583269 5059103 7297087 11013527 16622767 23976143 26465341 32082883 36187303 51079609 69843547 77094689 105415187 116359369 167833001 224580181 253311121 488904829 551451289 737906309 1174831007 1606401581 1773177847 2424549301 3422333803 3860159023 4679517649 5165344163 11244811067 16971845107 27021113161 32756623543 36947236363 78713677469 107628905927 118802915749 229296364801 258630654541 753402341489 1810414581787 2475464836321 5273816390423 17328253854247 121297776979729
• Sum of all divisors σ(n): 149884274345211
• Sum of proper divisors (its aliquot sum) s(n): 28586497365482
• 121297776979729 is a deficient number, because the sum of its proper divisors (28586497365482) is less than itself. Its deficiency is 92711279614247

Bases of 121297776979729

• Binary: 11011100101000111010110111010001010111100010001₂
• Hexadecimal: 0x6E51D6E8AF11
• Base-36: 16ZVFGLIXD

Squares and roots of 121297776979729

• 121297776979729 squared (121297776979729²) is 14713150700224074525276913441
• 121297776979729 cubed (121297776979729³) is 1784672472304923363954177695112832344637489
• 121297776979729 is a perfect square number. Its square root is 11013527
• The cube root of 121297776979729 is 49501.4150504879

Scales and comparisons

• 121,297,776,979,729 seconds is equal to 3,856,894 years, 5 weeks, 4 days, 18 hours, 48 minutes, 49 seconds.
• To count from 1 to 121,297,776,979,729 would take you about nine million, six hundred forty-two thousand, two hundred thirty-five 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 121297776979729 cubic inches would be around 4125.1 feet tall.

Recreational maths with 121297776979729

• 121297776979729 backwards is 927979677792121
• The number of decimal digits it has is: 15
• The sum of 121297776979729's digits is 85
• More coming soon!