138126950

Names of 138126950

• Cardinal: 138126950 can be written as One hundred thirty-eight million, one hundred twenty-six thousand, nine hundred fifty.

Scientific notation

• Scientific notation: 1.3812695 × 10⁸

Factors of 138126950

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 205

Divisors of 138126950

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 5 10 13 25 26 41 50 65 71 73 82 130 142 146 205 325 355 365 410 533 650 710 730 923 949 1025 1066 1775 1825 1846 1898 2050 2665 2911 2993 3550 3650 4615 4745 5183 5330 5822 5986 9230 9490 10366 13325 14555 14965 23075 23725 25915 26650 29110 29930 37843 38909 46150 47450 51830 67379 72775 74825 75686 77818 129575 134758 145550 149650 189215 194545 212503 259150 336895 378430 389090 425006 673790 946075 972725 1062515 1684475 1892150 1945450 2125030 2762539 3368950 5312575 5525078 10625150 13812695 27625390 69063475 138126950
• Sum of all divisors σ(n): 291356352
• Sum of proper divisors (its aliquot sum) s(n): 153229402
• 138126950 is an abundant number, because the sum of its proper divisors (153229402) is greater than itself. Its abundance is 15102452

Bases of 138126950

• Binary: 1000001110111010011001100110₂
• Hexadecimal: 0x83BA666
• Base-36: 2A8JFQ

Squares and roots of 138126950

• 138126950 squared (138126950²) is 19079054316302500
• 138126950 cubed (138126950³) is 2635331581595199602375000
• The square root of 138126950 is 11752.7422331983
• The cube root of 138126950 is 516.9233387649

Scales and comparisons

• 138,126,950 seconds is equal to 4 years, 20 weeks, 2 days, 16 hours, 35 minutes, 50 seconds.
• To count from 1 to 138,126,950 would take you about six 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 138126950 cubic inches would be around 43.1 feet tall.

Recreational maths with 138126950

• 138126950 backwards is 059621831
• The number of decimal digits it has is: 9
• The sum of 138126950's digits is 35
• More coming soon!