149240

Names of 149240

• Cardinal: 149240 can be written as One hundred forty-nine thousand, two hundred forty.

Scientific notation

• Scientific notation: 1.4924 × 10⁵

Factors of 149240

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 68

Divisors of 149240

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 4 5 7 8 10 13 14 20 26 28 35 40 41 52 56 65 70 82 91 104 130 140 164 182 205 260 280 287 328 364 410 455 520 533 574 728 820 910 1066 1148 1435 1640 1820 2132 2296 2665 2870 3640 3731 4264 5330 5740 7462 10660 11480 14924 18655 21320 29848 37310 74620 149240
• Sum of all divisors σ(n): 423360
• Sum of proper divisors (its aliquot sum) s(n): 274120
• 149240 is an abundant number, because the sum of its proper divisors (274120) is greater than itself. Its abundance is 124880

Bases of 149240

• Binary: 100100011011111000₂
• Hexadecimal: 0x246F8
• Base-36: 375K

Squares and roots of 149240

• 149240 squared (149240²) is 22272577600
• 149240 cubed (149240³) is 3323959481024000
• The square root of 149240 is 386.3159328839
• The cube root of 149240 is 53.0430408651

Scales and comparisons

• 149,240 seconds is equal to 1 day, 17 hours, 27 minutes, 20 seconds.
• To count from 1 to 149,240 would take you about seventeen hours.

  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 149240 cubic inches would be around 4.4 feet tall.

Recreational maths with 149240

• 149240 backwards is 042941
• 149240 is a Harshad number.
• The number of decimal digits it has is: 6
• The sum of 149240's digits is 20
• More coming soon!