120891393009804816

Names of 120891393009804816

• Cardinal: 120891393009804816 can be written as One hundred twenty quadrillion, eight hundred ninety-one trillion, three hundred ninety-three billion, nine million, eight hundred four thousand, eight hundred sixteen.

Scientific notation

• Scientific notation: 1.20891393009804816 × 10¹⁷

Factors of 120891393009804816

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 591329

Divisors of 120891393009804816

• Number of divisors d(n): 225
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 28 36 42 48 49 56 63 72 84 98 112 126 144 147 168 196 252 294 336 343 392 441 504 588 686 784 882 1008 1029 1176 1372 1764 2058 2352 2401 2744 3087 3528 4116 4802 5488 6174 7056 7203 8232 9604 12348 14406 16464 19208 21609 24696 28812 38416 43218 49392 57624 86436 115248 172872 345744 591317 1182634 1773951 2365268 3547902 4139219 4730536 5321853 7095804 8278438 9461072 10643706 12417657 14191608 16556876 21287412 24835314 28383216 28974533 33113752 37252971 42574824 49670628 57949066 66227504 74505942 85149648 86923599 99341256 115898132 149011884 173847198 198682512 202821731 231796264 260770797 298023768 347694396 405643462 463592528 521541594 596047536 608465193 695388792 811286924 1043083188 1216930386 1390777584 1419752117 1622573848 1825395579 2086166376 2433860772 2839504234 3245147696 3650791158 4172332752 4259256351 4867721544 5679008468 7301582316 8518512702 9735443088 11358016936 12777769053 14603164632 17037025404 22716033872 25555538106 29206329264 34074050808 51111076212 68148101616 102222152424 204444304848 349655794489 699311588978 1048967383467 1398623177956 2097934766934 2447590561423 2797246355912 3146902150401 4195869533868 4895181122846 5594492711824 6293804300802 7342771684269 8391739067736 9790362245692 12587608601604 14685543368538 16783478135472 17133133929961 19580724491384 22028315052807 25175217203208 29371086737076 34266267859922 39161448982768 44056630105614 50350434406416 51399401789883 58742173474152 68532535719844 88113260211228 102798803579766 117484346948304 119931937509727 137065071439688 154198205369649 176226520422456 205597607159532 239863875019454 274130142879376 308396410739298 352453040844912 359795812529181 411195214319064 479727750038908 616792821478596 719591625058362 822390428638128 839523562568089 959455500077816 1079387437587543 1233585642957192 1439183250116724 1679047125136178 1918911000155632 2158774875175086 2467171285914384 2518570687704267 2878366500233448 3358094250272356 4317549750350172 5037141375408534 5756733000466896 6716188500544712 7555712063112801 8635099500700344 10074282750817068 13432377001089424 15111424126225602 17270199001400688 20148565501634136 30222848252451204 40297131003268272 60445696504902408 120891393009804816
• Sum of all divisors σ(n): 394693177268099021
• Sum of proper divisors (its aliquot sum) s(n): 273801784258294205
• 120891393009804816 is an abundant number, because the sum of its proper divisors (273801784258294205) is greater than itself. Its abundance is 152910391248489389

Bases of 120891393009804816

• Binary: 110101101011111100001010011011000110000000110011000010000₂
• Hexadecimal: 0x1AD7E14D8C06610
• Base-36: X2CF796RMS0

Squares and roots of 120891393009804816

• 120891393009804816 squared (120891393009804816²) is 14614728903851084728793510416793856
• 120891393009804816 cubed (120891393009804816³) is 1766794935647215425217016260812450117312155068010496
• 120891393009804816 is a perfect square number. Its square root is 347694396
• The cube root of 120891393009804816 is 494460.7166469249

Scales and comparisons

• 120,891,393,009,804,816 seconds is equal to 3,843,972,356 years, 4 weeks, 1 day, 11 hours, 33 minutes, 36 seconds.
• To count from 1 to 120,891,393,009,804,816 would take you about eleven billion, five hundred thirty-one million, nine hundred seventeen thousand and sixty-eight 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 120891393009804816 cubic inches would be around 41205.1 feet tall.

Recreational maths with 120891393009804816

• 120891393009804816 backwards is 618408900393198021
• 120891393009804816 is a Harshad number.
• The number of decimal digits it has is: 18
• The sum of 120891393009804816's digits is 72
• More coming soon!