121672989307866240055161

Names of 121672989307866240055161

• Cardinal: 121672989307866240055161 can be written as One hundred twenty-one sextillion, six hundred seventy-two quintillion, nine hundred eighty-nine quadrillion, three hundred seven trillion, eight hundred sixty-six billion, two hundred forty million, fifty-five thousand, one hundred sixty-one.

Scientific notation

• Scientific notation: 1.21672989307866240055161 × 10²³

Factors of 121672989307866240055161

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 369

Divisors of 121672989307866240055161

• Number of divisors d(n): 81
• Complete list of divisors:
  1 3 7 9 21 49 63 147 359 441 1077 2513 3231 7539 17591 22617 52773 128881 158319 386643 902167 1159929 2706501 6315169 8119503 18945507 46268279 56836521 138804837 323877953 416414511 971633859 2267145671 2914901577 6801437013 16610312161 20404311039 49830936483 116272185127 149492809449 348816555381 813905295889 1046449666143 2441715887667 5963102065799 7325147663001 17889306197397 41741714460593 53667918592191 125225143381779 292192001224151 375675430145337 876576003672453 2140753641621841 2629728011017359 6422260924865523 14985275491352887 19266782774596569 44955826474058661 104896928439470209 134867479422175983 314690785318410627 768530557342240919 944072355955231881 2305591672026722757 5379713901395686433 6916775016080168271 16139141704187059299 37657997309769805031 48417425112561177897 112973991929309415093 275902470085864489921 338921975787928245279 827707410257593469763 1931317290601051429447 2483122230772780409289 5793951871803154288341 13519221034207360006129 17381855615409462865023 40557663102622080018387 121672989307866240055161
• Sum of all divisors σ(n): 205014802206065881967301
• Sum of proper divisors (its aliquot sum) s(n): 83341812898199641912140
• 121672989307866240055161 is a deficient number, because the sum of its proper divisors (83341812898199641912140) is less than itself. Its deficiency is 38331176409666598143021

Bases of 121672989307866240055161

• Binary: 11001110000111110011111101101011101000110000011100100110111001111011101111001₂
• Hexadecimal: 0x19C3E7ED7460E4DCF779
• Base-36: JTA6BX129UW0SC9

Squares and roots of 121672989307866240055161

• 121672989307866240055161 squared (121672989307866240055161²) is 14804316327112132374187549258160019332322735921
• 121672989307866240055161 cubed (121672989307866240055161³) is 1801285422178984088346308710168288371278565466964613869901461476138281
• 121672989307866240055161 is a perfect square number. Its square root is 348816555381
• The cube root of 121672989307866240055161 is 49552403.6814342281

Scales and comparisons

• 121,672,989,307,866,240,055,161 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 121,672,989,307,866,240,055,161 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and nine 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 121672989307866240055161 cubic inches would be around 4129367 feet tall.

Recreational maths with 121672989307866240055161

• 121672989307866240055161 backwards is 161550042668703989276121
• The number of decimal digits it has is: 24
• The sum of 121672989307866240055161's digits is 99
• More coming soon!