455815490991

Names of 455815490991

• Cardinal: 455815490991 can be written as Four hundred fifty-five billion, eight hundred fifteen million, four hundred ninety thousand, nine hundred ninety-one.

Scientific notation

• Scientific notation: 4.55815490991 × 10¹¹

Factors of 455815490991

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 430

Divisors of 455815490991

• Number of divisors d(n): 64
• Complete list of divisors:
  1 3 7 21 49 113 147 307 339 343 791 921 1029 2149 2373 5537 6447 12769 15043 16611 34691 38307 38759 45129 89383 104073 105301 116277 242837 268149 315903 625681 728511 1442897 1699859 1877043 3920083 4328691 4379767 5099577 10100279 11760249 11899013 13139301 27440581 30300837 35697039 70701953 82321743 192084067 212105859 442969379 494913671 576252201 1328908137 1344588469 1484741013 3100785653 4033765407 9302356959 21705499571 65116498713 151938496997 455815490991
• Sum of all divisors σ(n): 717408384000
• Sum of proper divisors (its aliquot sum) s(n): 261592893009
• 455815490991 is a deficient number, because the sum of its proper divisors (261592893009) is less than itself. Its deficiency is 194222597982

Bases of 455815490991

• Binary: 110101000100000101110000110110110101111₂
• Hexadecimal: 0x6A20B86DAF
• Base-36: 5TECRVSF

Squares and roots of 455815490991

• 455815490991 squared (455815490991²) is 207767761827366402162081
• 455815490991 cubed (455815490991³) is 94703764369442163981966114977312271
• The square root of 455815490991 is 675141.0896923695
• The cube root of 455815490991 is 7695.9639892729

Scales and comparisons

• 455,815,490,991 seconds is equal to 14,493 years, 27 weeks, 1 day, 6 hours, 9 minutes, 51 seconds.
• To count from 1 to 455,815,490,991 would take you about twenty-eight thousand, nine hundred eighty-seven 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 455815490991 cubic inches would be around 641.3 feet tall.

Recreational maths with 455815490991

• 455815490991 backwards is 199094518554
• The number of decimal digits it has is: 12
• The sum of 455815490991's digits is 60
• More coming soon!