6427864809442405

Names of 6427864809442405

• Cardinal: 6427864809442405 can be written as Six quadrillion, four hundred twenty-seven trillion, eight hundred sixty-four billion, eight hundred nine million, four hundred forty-two thousand, four hundred five.

Scientific notation

• Scientific notation: 6.427864809442405 × 10¹⁵

Factors of 6427864809442405

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 76

Divisors of 6427864809442405

• Number of divisors d(n): 72
• Complete list of divisors:
  1 5 7 23 35 41 115 161 205 287 805 943 1435 1681 4715 6601 8405 11767 33005 38663 58835 68921 193315 270641 344605 482447 1353205 1585183 2412235 2825761 7925915 11096281 14128805 19780327 55481405 64992503 98901635 115856201 324962515 454947521 579281005 810993407 2274737605 2664692623 4054967035 4750104241 13323463115 18652848361 23750521205 33250729687 93264241805 109252397543 166253648435 194754273881 546261987715 764766782801 973771369405 1363279917167 3823833914005 4479348299263 6816399585835 7984925229121 22396741496315 31355438094841 39924626145605 55894476603847 156777190474205 183653280269783 279472383019235 918266401348915 1285572961888481 6427864809442405
• Sum of all divisors σ(n): 9428599710546048
• Sum of proper divisors (its aliquot sum) s(n): 3000734901103643
• 6427864809442405 is a deficient number, because the sum of its proper divisors (3000734901103643) is less than itself. Its deficiency is 3427129908338762

Bases of 6427864809442405

• Binary: 10110110101100001101111100110101000011000110001100101₂
• Hexadecimal: 0x16D61BE6A18C65
• Base-36: 1RAHKBSZO11

Squares and roots of 6427864809442405

• 6427864809442405 squared (6427864809442405²) is 41317446008468045542847012184025
• 6427864809442405 cubed (6427864809442405³) is 265582957213868310647251916976871761901498580125
• The square root of 6427864809442405 is 80173965.9081575245
• The cube root of 6427864809442405 is 185932.6152930829

Scales and comparisons

• 6,427,864,809,442,405 seconds is equal to 204,386,218 years, 12 weeks, 6 days, 14 hours, 53 minutes, 25 seconds.
• To count from 1 to 6,427,864,809,442,405 would take you about six hundred thirteen million, one hundred fifty-eight thousand, six hundred fifty-four 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 6427864809442405 cubic inches would be around 15494.4 feet tall.

Recreational maths with 6427864809442405

• 6427864809442405 backwards is 5042449084687246
• The number of decimal digits it has is: 16
• The sum of 6427864809442405's digits is 73
• More coming soon!