997700645646

Names of 997700645646

• Cardinal: 997700645646 can be written as Nine hundred ninety-seven billion, seven hundred million, six hundred forty-five thousand, six hundred forty-six.

Scientific notation

• Scientific notation: 9.97700645646 × 10¹¹

Factors of 997700645646

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 69190

Divisors of 997700645646

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 3 6 9 18 89 178 267 534 801 1602 10657 21314 31971 58439 63942 95913 116878 175317 191826 350634 525951 948473 1051902 1896946 2845419 5201071 5690838 8536257 10402142 15603213 17072514 31206426 46809639 93619278 622784423 1245568846 1868353269 3736706538 5605059807 11210119614 55427813647 110855627294 166283440941 332566881882 498850322823 997700645646
• Sum of all divisors σ(n): 2186215855200
• Sum of proper divisors (its aliquot sum) s(n): 1188515209554
• 997700645646 is an abundant number, because the sum of its proper divisors (1188515209554) is greater than itself. Its abundance is 190814563908

Bases of 997700645646

• Binary: 1110100001001011100101111011001100001110₂
• Hexadecimal: 0xE84B97B30E
• Base-36: CQC57D3I

Squares and roots of 997700645646

• 997700645646 squared (997700645646²) is 995406578322445258757316
• 997700645646 cubed (997700645646³) is 993117785872579302235665708826046136
• The square root of 997700645646 is 998849.6611833035
• The cube root of 997700645646 is 9992.3296034927

Scales and comparisons

• 997,700,645,646 seconds is equal to 31,723 years, 41 weeks, 2 days, 4 hours, 14 minutes, 6 seconds.
• To count from 1 to 997,700,645,646 would take you about sixty-three thousand, four hundred forty-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 997700645646 cubic inches would be around 832.7 feet tall.

Recreational maths with 997700645646

• 997700645646 backwards is 646546007799
• The number of decimal digits it has is: 12
• The sum of 997700645646's digits is 63
• More coming soon!