135815349439

Names of 135815349439

• Cardinal: 135815349439 can be written as One hundred thirty-five billion, eight hundred fifteen million, three hundred forty-nine thousand, four hundred thirty-nine.

Scientific notation

• Scientific notation: 1.35815349439 × 10¹¹

Factors of 135815349439

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1281

Divisors of 135815349439

• Number of divisors d(n): 72
• Complete list of divisors:
  1 7 11 23 53 77 161 253 371 529 583 1187 1219 1771 2809 3703 4081 5819 8309 8533 13057 13409 19663 27301 28037 30899 40733 62911 64607 91399 93863 191107 196259 216293 300311 308407 440377 452249 627923 692021 710677 1446953 1485961 2102177 2158849 3334283 4395461 4844147 4974739 6907153 10128671 10401727 15916483 16345571 23339981 33279919 36677113 48350071 76688509 111415381 114418997 232959433 256739791 366079109 536819563 843573599 1763835707 2562553763 5905015193 12346849949 19402192777 135815349439
• Sum of all divisors σ(n): 180565241472
• Sum of proper divisors (its aliquot sum) s(n): 44749892033
• 135815349439 is a deficient number, because the sum of its proper divisors (44749892033) is less than itself. Its deficiency is 91065457406

Bases of 135815349439

• Binary: 1111110011111001110011100010010111111₂
• Hexadecimal: 0x1F9F39C4BF
• Base-36: 1QE4YABJ

Squares and roots of 135815349439

• 135815349439 squared (135815349439²) is 18445809143237677614721
• 135815349439 cubed (135815349439³) is 2505224014473926389074160625491519
• The square root of 135815349439 is 368531.3411895927
• The cube root of 135815349439 is 5140.2347321605

Scales and comparisons

• 135,815,349,439 seconds is equal to 4,318 years, 26 weeks, 2 days, 21 hours, 57 minutes, 19 seconds.
• To count from 1 to 135,815,349,439 would take you about eight thousand, six hundred thirty-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 135815349439 cubic inches would be around 428.4 feet tall.

Recreational maths with 135815349439

• 135815349439 backwards is 934943518531
• The number of decimal digits it has is: 12
• The sum of 135815349439's digits is 55
• More coming soon!