148890

Names of 148890

• Cardinal: 148890 can be written as One hundred forty-eight thousand, eight hundred ninety.

Scientific notation

• Scientific notation: 1.4889 × 10⁵

Factors of 148890

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 726

Divisors of 148890

• Number of divisors d(n): 32
• Complete list of divisors:
  1 2 3 5 6 7 10 14 15 21 30 35 42 70 105 210 709 1418 2127 3545 4254 4963 7090 9926 10635 14889 21270 24815 29778 49630 74445 148890
• Sum of all divisors σ(n): 408960
• Sum of proper divisors (its aliquot sum) s(n): 260070
• 148890 is an abundant number, because the sum of its proper divisors (260070) is greater than itself. Its abundance is 111180

Bases of 148890

• Binary: 100100010110011010₂
• Hexadecimal: 0x2459A
• Base-36: 36VU

Squares and roots of 148890

• 148890 squared (148890²) is 22168232100
• 148890 cubed (148890³) is 3300628077369000
• The square root of 148890 is 385.8626698711
• The cube root of 148890 is 53.0015426155

Scales and comparisons

• 148,890 seconds is equal to 1 day, 17 hours, 21 minutes, 30 seconds.
• To count from 1 to 148,890 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 148890 cubic inches would be around 4.4 feet tall.

Recreational maths with 148890

• 148890 backwards is 098841
• 148890 is a Harshad number.
• The number of decimal digits it has is: 6
• The sum of 148890's digits is 30
• More coming soon!