18127958516047481958

Names of 18127958516047481958

• Cardinal: 18127958516047481958 can be written as Eighteen quintillion, one hundred twenty-seven quadrillion, nine hundred fifty-eight trillion, five hundred sixteen billion, forty-seven million, four hundred eighty-one thousand, nine hundred fifty-eight.

Scientific notation

• Scientific notation: 1.8127958516047481958 × 10¹⁹

Factors of 18127958516047481958

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 3390257327

Divisors of 18127958516047481958

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 6 9 18 27 54 81 162 243 486 729 1458 2187 4374 1222909 2445818 3668727 7337454 11006181 22012362 33018543 66037086 99055629 198111258 297166887 594333774 891500661 1783001322 2674501983 3389034413 5349003966 6778068826 10167103239 20334206478 30501309717 61002619434 91503929151 183007858302 274511787453 549023574906 823535362359 1647070724718 2470606087077 4941212174154 7411818261231 14823636522462 4144480684967417 8288961369934834 12433442054902251 24866884109804502 37300326164706753 74600652329413506 111900978494120259 223801956988240518 335702935482360777 671405870964721554 1007108806447082331 2014217612894164662 3021326419341246993 6042652838682493986 9063979258023740979 18127958516047481958
• Sum of all divisors σ(n): 40781723300211441600
• Sum of proper divisors (its aliquot sum) s(n): 22653764784163959642
• 18127958516047481958 is an abundant number, because the sum of its proper divisors (22653764784163959642) is greater than itself. Its abundance is 4525806268116477684

Bases of 18127958516047481958

• Binary: 1111101110010011011100100011100101101100000001110000110001100110₂
• Hexadecimal: 0xFB9372396C070C66
• Base-36: 3TQ74ZAPVZCDI

Squares and roots of 18127958516047481958

• 18127958516047481958 squared (18127958516047481958²) is 328622879959538424185767163192335513764
• 18127958516047481958 cubed (18127958516047481958³) is 5957261935330563969931676057142235103307816635010450669912
• The square root of 18127958516047481958 is 4257694037.3924805963
• The cube root of 18127958516047481958 is 2626936.8509906087

Scales and comparisons

• 18,127,958,516,047,481,958 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 18,127,958,516,047,481,958 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 18127958516047481958 cubic inches would be around 218911.4 feet tall.

Recreational maths with 18127958516047481958

• 18127958516047481958 backwards is 85918474061585972181
• The number of decimal digits it has is: 20
• The sum of 18127958516047481958's digits is 99
• More coming soon!