142668581994738

Names of 142668581994738

• Cardinal: 142668581994738 can be written as One hundred forty-two trillion, six hundred sixty-eight billion, five hundred eighty-one million, nine hundred ninety-four thousand, seven hundred thirty-eight.

Scientific notation

• Scientific notation: 1.42668581994738 × 10¹⁴

Factors of 142668581994738

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 21627

Divisors of 142668581994738

• Number of divisors d(n): 54
• Complete list of divisors:
  1 2 3 6 9 18 131 262 393 786 1179 2358 17161 21491 34322 42982 51483 64473 102966 128946 154449 193419 308898 386838 2815321 5630642 8445963 16891926 25337889 50675778 368807051 461863081 737614102 923726162 1106421153 1385589243 2212842306 2771178486 3319263459 4156767729 6638526918 8313535458 60504063611 121008127222 181512190833 363024381666 544536572499 1089073144998 7926032333041 15852064666082 23778096999123 47556193998246 71334290997369 142668581994738
• Sum of all divisors σ(n): 311507426914671
• Sum of proper divisors (its aliquot sum) s(n): 168838844919933
• 142668581994738 is an abundant number, because the sum of its proper divisors (168838844919933) is greater than itself. Its abundance is 26170262925195

Bases of 142668581994738

• Binary: 100000011100000110011110001001101000000011110010₂
• Hexadecimal: 0x81C19E2680F2
• Base-36: 1EKL1I4JCI

Squares and roots of 142668581994738

• 142668581994738 squared (142668581994738²) is 20354324288389279843059688644
• 142668581994738 cubed (142668581994738³) is 2903922583685553164805003929666802726355272
• The square root of 142668581994738 is 11944395.4219013531
• The cube root of 142668581994738 is 52252.7856692345

Scales and comparisons

• 142,668,581,994,738 seconds is equal to 4,536,419 years, 31 weeks, 3 days, 1 hour, 12 minutes, 18 seconds.
• To count from 1 to 142,668,581,994,738 would take you about eleven million, three hundred forty-one thousand and forty-nine 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 142668581994738 cubic inches would be around 4354.4 feet tall.

Recreational maths with 142668581994738

• 142668581994738 backwards is 837499185866241
• The number of decimal digits it has is: 15
• The sum of 142668581994738's digits is 81
• More coming soon!