18145610137265

Names of 18145610137265

• Cardinal: 18145610137265 can be written as Eighteen trillion, one hundred forty-five billion, six hundred ten million, one hundred thirty-seven thousand, two hundred sixty-five.

Scientific notation

• Scientific notation: 1.8145610137265 × 10¹³

Factors of 18145610137265

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 534

Divisors of 18145610137265

• Number of divisors d(n): 72
• Complete list of divisors:
  1 5 13 65 97 169 419 485 845 1261 2095 2197 5447 6305 9409 10985 16393 27235 40643 47045 70811 81965 122317 175561 203215 213109 354055 528359 611585 877805 920543 1065545 1590121 2282293 2641795 3942371 4602715 6868667 7950605 11411465 17029417 19711855 20671573 29669809 34343335 51250823 85147085 89292671 103357865 148349045 221382421 256254115 385707517 446463355 666260699 1106912105 1651853449 1928537585 2877971473 3331303495 8259267245 8661389087 14389857365 21474094837 37413629149 43306945435 107370474185 187068145745 279163232881 1395816164405 3629122027453 18145610137265
• Sum of all divisors σ(n): 23891173520760
• Sum of proper divisors (its aliquot sum) s(n): 5745563383495
• 18145610137265 is a deficient number, because the sum of its proper divisors (5745563383495) is less than itself. Its deficiency is 12400046753770

Bases of 18145610137265

• Binary: 100001000000011011010101001010111111010110001₂
• Hexadecimal: 0x1080DAA57EB1
• Base-36: 6FJZ7RPV5

Squares and roots of 18145610137265

• 18145610137265 squared (18145610137265²) is 329263167253614332141680225
• 18145610137265 cubed (18145610137265³) is 5974681065545165414520765408989986084625
• The square root of 18145610137265 is 4259766.4416332733
• The cube root of 18145610137265 is 26277.8921120773

Scales and comparisons

• 18,145,610,137,265 seconds is equal to 576,974 years, 14 weeks, 1 day, 20 hours, 21 minutes, 5 seconds.
• To count from 1 to 18,145,610,137,265 would take you about one million, four hundred forty-two thousand, four 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 18145610137265 cubic inches would be around 2189.8 feet tall.

Recreational maths with 18145610137265

• 18145610137265 backwards is 56273101654181
• The number of decimal digits it has is: 14
• The sum of 18145610137265's digits is 50
• More coming soon!