138577289895

Names of 138577289895

• Cardinal: 138577289895 can be written as One hundred thirty-eight billion, five hundred seventy-seven million, two hundred eighty-nine thousand, eight hundred ninety-five.

Scientific notation

• Scientific notation: 1.38577289895 × 10¹¹

Factors of 138577289895

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 112397

Divisors of 138577289895

• Number of divisors d(n): 48
• Complete list of divisors:
  1 3 5 9 11 15 33 45 55 99 165 495 2549 7647 12745 22941 28039 38235 84117 109829 114705 140195 252351 329487 420585 549145 988461 1208119 1261755 1647435 3624357 4942305 6040595 10873071 18121785 54365355 279954121 839862363 1399770605 2519587089 3079495331 4199311815 9238485993 12597935445 15397476655 27715457979 46192429965 138577289895
• Sum of all divisors σ(n): 262142244000
• Sum of proper divisors (its aliquot sum) s(n): 123564954105
• 138577289895 is a deficient number, because the sum of its proper divisors (123564954105) is less than itself. Its deficiency is 15012335790

Bases of 138577289895

• Binary: 10000001000011110110011010001010100111₂
• Hexadecimal: 0x2043D9A2A7
• Base-36: 1RNTC97R

Squares and roots of 138577289895

• 138577289895 squared (138577289895²) is 19203665274642869111025
• 138577289895 cubed (138577289895³) is 2661191889810729665393052365592375
• The square root of 138577289895 is 372259.7075900103
• The cube root of 138577289895 is 5174.8451012937

Scales and comparisons

• 138,577,289,895 seconds is equal to 4,406 years, 17 weeks, 19 hours, 38 minutes, 15 seconds.
• To count from 1 to 138,577,289,895 would take you about eight thousand, eight hundred twelve 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 138577289895 cubic inches would be around 431.2 feet tall.

Recreational maths with 138577289895

• 138577289895 backwards is 598982775831
• The number of decimal digits it has is: 12
• The sum of 138577289895's digits is 72
• More coming soon!