47150138

Names of 47150138

• Cardinal: 47150138 can be written as Forty-seven million, one hundred fifty thousand, one hundred thirty-eight.

Scientific notation

• Scientific notation: 4.7150138 × 10⁷

Factors of 47150138

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 1022

Divisors of 47150138

• Number of divisors d(n): 32
• Complete list of divisors:
  1 2 7 14 23 46 161 181 322 362 809 1267 1618 2534 4163 5663 8326 11326 18607 29141 37214 58282 130249 146429 260498 292858 1025003 2050006 3367867 6735734 23575069 47150138
• Sum of all divisors σ(n): 84913920
• Sum of proper divisors (its aliquot sum) s(n): 37763782
• 47150138 is a deficient number, because the sum of its proper divisors (37763782) is less than itself. Its deficiency is 9386356

Bases of 47150138

• Binary: 10110011110111010000111010₂
• Hexadecimal: 0x2CF743A
• Base-36: S2LA2

Squares and roots of 47150138

• 47150138 squared (47150138²) is 2223135513419044
• 47150138 cubed (47150138³) is 104821146250408776428072
• The square root of 47150138 is 6866.5958086957
• The cube root of 47150138 is 361.2664704361

Scales and comparisons

• 47,150,138 seconds is equal to 1 year, 25 weeks, 6 days, 17 hours, 15 minutes, 38 seconds.
• To count from 1 to 47,150,138 would take you about 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 47150138 cubic inches would be around 30.1 feet tall.

Recreational maths with 47150138

• 47150138 backwards is 83105174
• The number of decimal digits it has is: 8
• The sum of 47150138's digits is 29
• More coming soon!