149727825

Names of 149727825

• Cardinal: 149727825 can be written as One hundred forty-nine million, seven hundred twenty-seven thousand, eight hundred twenty-five.

Scientific notation

• Scientific notation: 1.49727825 × 10⁸

Factors of 149727825

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 285

Divisors of 149727825

• Number of divisors d(n): 96
• Complete list of divisors:
  1 3 5 9 13 15 25 27 39 45 65 75 113 117 135 151 195 225 325 339 351 453 565 585 675 755 975 1017 1359 1469 1695 1755 1963 2265 2825 2925 3051 3775 4077 4407 5085 5889 6795 7345 8475 8775 9815 11325 13221 15255 17063 17667 20385 22035 25425 29445 33975 36725 39663 49075 51189 53001 66105 76275 85315 88335 101925 110175 147225 153567 198315 221819 255945 265005 330525 426575 441675 460701 665457 767835 991575 1109095 1279725 1325025 1996371 2303505 3327285 3839175 5545475 5989113 9981855 11517525 16636425 29945565 49909275 149727825
• Sum of all divisors σ(n): 300814080
• Sum of proper divisors (its aliquot sum) s(n): 151086255
• 149727825 is an abundant number, because the sum of its proper divisors (151086255) is greater than itself. Its abundance is 1358430

Bases of 149727825

• Binary: 1000111011001010101001010001₂
• Hexadecimal: 0x8ECAA51
• Base-36: 2H56Q9

Squares and roots of 149727825

• 149727825 squared (149727825²) is 22418421579230625
• 149727825 cubed (149727825³) is 3356661502991266654640625
• The square root of 149727825 is 12236.3321710389
• The cube root of 149727825 is 531.0077243601

Scales and comparisons

• 149,727,825 seconds is equal to 4 years, 39 weeks, 3 days, 23 hours, 3 minutes, 45 seconds.
• To count from 1 to 149,727,825 would take you about seven 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 149727825 cubic inches would be around 44.3 feet tall.

Recreational maths with 149727825

• 149727825 backwards is 528727941
• 149727825 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 149727825's digits is 45
• More coming soon!