149585142

Names of 149585142

• Cardinal: 149585142 can be written as One hundred forty-nine million, five hundred eighty-five thousand, one hundred forty-two.

Scientific notation

• Scientific notation: 1.49585142 × 10⁸

Factors of 149585142

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 202

Divisors of 149585142

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 6 7 14 17 21 34 42 49 51 98 102 119 147 173 238 294 346 357 519 714 833 1038 1211 1666 2422 2499 2941 3633 4998 5882 7266 8477 8823 16954 17646 20587 25431 29929 41174 50862 59858 61761 89787 123522 144109 179574 209503 288218 419006 432327 508793 628509 864654 1017586 1257018 1466521 1526379 2933042 3052758 3561551 4399563 7123102 8799126 10684653 21369306 24930857 49861714 74792571 149585142
• Sum of all divisors σ(n): 370628136
• Sum of proper divisors (its aliquot sum) s(n): 221042994
• 149585142 is an abundant number, because the sum of its proper divisors (221042994) is greater than itself. Its abundance is 71457852

Bases of 149585142

• Binary: 1000111010100111110011110110₂
• Hexadecimal: 0x8EA7CF6
• Base-36: 2H24MU

Squares and roots of 149585142

• 149585142 squared (149585142²) is 22375714707160164
• 149585142 cubed (149585142³) is 3347074461822041548683288
• The square root of 149585142 is 12230.5004803565
• The cube root of 149585142 is 530.8389963035

Scales and comparisons

• 149,585,142 seconds is equal to 4 years, 39 weeks, 2 days, 7 hours, 25 minutes, 42 seconds.
• To count from 1 to 149,585,142 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 149585142 cubic inches would be around 44.2 feet tall.

Recreational maths with 149585142

• 149585142 backwards is 241585941
• The number of decimal digits it has is: 9
• The sum of 149585142's digits is 39
• More coming soon!