397121310873

Names of 397121310873

• Cardinal: 397121310873 can be written as Three hundred ninety-seven billion, one hundred twenty-one million, three hundred ten thousand, eight hundred seventy-three.

Scientific notation

• Scientific notation: 3.97121310873 × 10¹¹

Factors of 397121310873

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 24439

Divisors of 397121310873

• Number of divisors d(n): 80
• Complete list of divisors:
  1 3 7 9 21 23 27 63 69 81 161 189 207 483 567 621 1319 1449 1863 3957 4347 9233 11871 13041 23087 27699 30337 35613 69261 83097 91011 106839 161609 207783 212359 249291 273033 484827 531001 623349 637077 747873 819099 1454481 1593003 1870047 1911231 2457297 3717007 4363443 4779009 5733693 11151021 13090329 14337027 17201079 30451753 33453063 43011081 91355259 100359189 213162271 274065777 301077567 639486813 700390319 822197331 1918460439 2101170957 2466591993 4902732233 5755381317 6303512871 14708196699 17266143951 18910538613 44124590097 56731615839 132373770291 397121310873
• Sum of all divisors σ(n): 708022149120
• Sum of proper divisors (its aliquot sum) s(n): 310900838247
• 397121310873 is a deficient number, because the sum of its proper divisors (310900838247) is less than itself. Its deficiency is 86220472626

Bases of 397121310873

• Binary: 101110001110110010001100101000010011001₂
• Hexadecimal: 0x5C76465099
• Base-36: 52FNRWK9

Squares and roots of 397121310873

• 397121310873 squared (397121310873²) is 157705335549489908022129
• 397121310873 cubed (397121310873³) is 62628149585079760040232067172308617
• The square root of 397121310873 is 630175.6190721757
• The cube root of 397121310873 is 7350.3451231531

Scales and comparisons

• 397,121,310,873 seconds is equal to 12,627 years, 11 weeks, 6 days, 11 hours, 14 minutes, 33 seconds.
• To count from 1 to 397,121,310,873 would take you about twenty-five thousand, two 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 397121310873 cubic inches would be around 612.5 feet tall.

Recreational maths with 397121310873

• 397121310873 backwards is 378013121793
• The number of decimal digits it has is: 12
• The sum of 397121310873's digits is 45
• More coming soon!