131897747061

Names of 131897747061

• Cardinal: 131897747061 can be written as One hundred thirty-one billion, eight hundred ninety-seven million, seven hundred forty-seven thousand and sixty-one.

Scientific notation

• Scientific notation: 1.31897747061 × 10¹¹

Factors of 131897747061

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 228

Divisors of 131897747061

• Number of divisors d(n): 64
• Complete list of divisors:
  1 3 9 27 41 53 123 131 159 369 393 477 1107 1179 1431 2173 3537 5371 6519 6943 16113 17161 19557 20829 48339 51483 58671 62487 145017 154449 187461 284663 463347 703601 853989 909533 2110803 2248091 2561967 2728599 6332409 6744273 7685901 8185797 18997227 20232819 24557391 37290853 60698457 92171731 111872559 119148823 276515193 335617677 357446469 829545579 1006853031 1072339407 2488636737 3217018221 4885101743 14655305229 43965915687 131897747061
• Sum of all divisors σ(n): 205515636480
• Sum of proper divisors (its aliquot sum) s(n): 73617889419
• 131897747061 is a deficient number, because the sum of its proper divisors (73617889419) is less than itself. Its deficiency is 58279857642

Bases of 131897747061

• Binary: 1111010110101101101111110011001110101₂
• Hexadecimal: 0x1EB5B7E675
• Base-36: 1OLCIGZ9

Squares and roots of 131897747061

• 131897747061 squared (131897747061²) is 17397015679767534137721
• 131897747061 cubed (131897747061³) is 2294627173746229192976807196987981
• The square root of 131897747061 is 363177.2942530959
• The cube root of 131897747061 is 5090.3282939211

Scales and comparisons

• 131,897,747,061 seconds is equal to 4,193 years, 48 weeks, 6 days, 7 hours, 4 minutes, 21 seconds.
• To count from 1 to 131,897,747,061 would take you about eight thousand, three 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 131897747061 cubic inches would be around 424.2 feet tall.

Recreational maths with 131897747061

• 131897747061 backwards is 160747798131
• The number of decimal digits it has is: 12
• The sum of 131897747061's digits is 54
• More coming soon!