138256632108

Names of 138256632108

• Cardinal: 138256632108 can be written as One hundred thirty-eight billion, two hundred fifty-six million, six hundred thirty-two thousand, one hundred eight.

Scientific notation

• Scientific notation: 1.38256632108 × 10¹¹

Factors of 138256632108

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 182879155

Divisors of 138256632108

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 3 4 6 7 9 12 14 18 21 27 28 36 42 54 63 84 108 126 189 252 378 756 182879143 365758286 548637429 731516572 1097274858 1280154001 1645912287 2194549716 2560308002 3291824574 3840462003 4937736861 5120616004 6583649148 7680924006 9875473722 11521386009 15361848012 19750947444 23042772018 34564158027 46085544036 69128316054 138256632108
• Sum of all divisors σ(n): 409649282560
• Sum of proper divisors (its aliquot sum) s(n): 271392650452
• 138256632108 is an abundant number, because the sum of its proper divisors (271392650452) is greater than itself. Its abundance is 133136018344

Bases of 138256632108

• Binary: 10000000110000101111001100100100101100₂
• Hexadecimal: 0x2030BCC92C
• Base-36: 1RIIFG30

Squares and roots of 138256632108

• 138256632108 squared (138256632108²) is 19114896321846856523664
• 138256632108 cubed (138256632108³) is 2642761188552143205508473444203712
• The square root of 138256632108 is 371828.7671872633
• The cube root of 138256632108 is 5170.8506134463

Scales and comparisons

• 138,256,632,108 seconds is equal to 4,396 years, 6 weeks, 6 days, 12 hours, 1 minute, 48 seconds.
• To count from 1 to 138,256,632,108 would take you about eight thousand, seven 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 138256632108 cubic inches would be around 430.9 feet tall.

Recreational maths with 138256632108

• 138256632108 backwards is 801236652831
• The number of decimal digits it has is: 12
• The sum of 138256632108's digits is 45
• More coming soon!