138732687395393641

Names of 138732687395393641

• Cardinal: 138732687395393641 can be written as One hundred thirty-eight quadrillion, seven hundred thirty-two trillion, six hundred eighty-seven billion, three hundred ninety-five million, three hundred ninety-three thousand, six hundred forty-one.

Scientific notation

• Scientific notation: 1.38732687395393641 × 10¹⁷

Factors of 138732687395393641

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 34

Divisors of 138732687395393641

• Number of divisors d(n): 63
• Complete list of divisors:
  1 11 23 121 253 529 1331 2783 5819 12167 14641 30613 64009 133837 161051 279841 336743 704099 1472207 1771561 3078251 3704173 6436343 7745089 16194277 33860761 40745903 70799773 85195979 148035889 178137047 372468371 778797503 937155769 1628394779 1959507517 3404825447 4097152081 8566772533 17912342569 21554582687 37453079917 45068672891 78310985281 94234497863 197035768259 411983879087 495755401801 861420838091 1036579476493 2167393450849 4531822669957 9475629219001 11402374241423 23841327959339 49850049369527 104231921409011 262254607552729 548350543064797 1146551135499121 6031855973712767 12612062490490331 138732687395393641
• Sum of all divisors σ(n): 159542582317556557
• Sum of proper divisors (its aliquot sum) s(n): 20809894922162916
• 138732687395393641 is a deficient number, because the sum of its proper divisors (20809894922162916) is less than itself. Its deficiency is 117922792473230725

Bases of 138732687395393641

• Binary: 111101100111000001010010011100110111100000001000001101001₂
• Hexadecimal: 0x1ECE0A4E6F01069
• Base-36: 11Y0MSQVDKKP

Squares and roots of 138732687395393641

• 138732687395393641 squared (138732687395393641²) is 19246758551948013633622865343236881
• 138732687395393641 cubed (138732687395393641³) is 2670154537562022957007746407022214527544392104073721
• 138732687395393641 is a perfect square number. Its square root is 372468371
• The cube root of 138732687395393641 is 517677.8697563559

Scales and comparisons

• 138,732,687,395,393,641 seconds is equal to 4,411,270,330 years, 41 weeks, 2 days, 15 hours, 34 minutes, 1 second.
• To count from 1 to 138,732,687,395,393,641 would take you about thirteen billion, two hundred thirty-three million, eight hundred ten thousand, nine hundred ninety-two 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 138732687395393641 cubic inches would be around 43139.8 feet tall.

Recreational maths with 138732687395393641

• 138732687395393641 backwards is 146393593786237831
• The number of decimal digits it has is: 18
• The sum of 138732687395393641's digits is 88
• More coming soon!