138220699950

Names of 138220699950

• Cardinal: 138220699950 can be written as One hundred thirty-eight billion, two hundred twenty million, six hundred ninety-nine thousand, nine hundred fifty.

Scientific notation

• Scientific notation: 1.3822069995 × 10¹¹

Factors of 138220699950

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 13354690

Divisors of 138220699950

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 5 6 9 10 15 18 23 25 30 45 46 50 69 75 90 115 138 150 207 225 230 345 414 450 575 690 1035 1150 1725 2070 3450 5175 10350 13354657 26709314 40063971 66773285 80127942 120191913 133546570 200319855 240383826 307157111 333866425 400639710 600959565 614314222 667732850 921471333 1001599275 1201919130 1535785555 1842942666 2003198550 2764413999 3004797825 3071571110 4607356665 5528827998 6009595650 7678927775 9214713330 13822069995 15357855550 23036783325 27644139990 46073566650 69110349975 138220699950
• Sum of all divisors σ(n): 387498756528
• Sum of proper divisors (its aliquot sum) s(n): 249278056578
• 138220699950 is an abundant number, because the sum of its proper divisors (249278056578) is greater than itself. Its abundance is 111057356628

Bases of 138220699950

• Binary: 10000000101110100110001000000100101110₂
• Hexadecimal: 0x202E98812E
• Base-36: 1RHX1ANI

Squares and roots of 138220699950

• 138220699950 squared (138220699950²) is 19104961894667930002500
• 138220699950 cubed (138220699950³) is 2640701205599079457763155249875000
• The square root of 138220699950 is 371780.4458951547
• The cube root of 138220699950 is 5170.4026158425

Scales and comparisons

• 138,220,699,950 seconds is equal to 4,394 years, 51 weeks, 3 days, 14 hours, 52 minutes, 30 seconds.
• To count from 1 to 138,220,699,950 would take you about eight thousand, seven hundred eighty-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 138220699950 cubic inches would be around 430.9 feet tall.

Recreational maths with 138220699950

• 138220699950 backwards is 059996022831
• The number of decimal digits it has is: 12
• The sum of 138220699950's digits is 54
• More coming soon!