146720

Names of 146720

• Cardinal: 146720 can be written as One hundred forty-six thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 1.4672 × 10⁵

Factors of 146720

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 145

Divisors of 146720

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 28 32 35 40 56 70 80 112 131 140 160 224 262 280 524 560 655 917 1048 1120 1310 1834 2096 2620 3668 4192 4585 5240 7336 9170 10480 14672 18340 20960 29344 36680 73360 146720
• Sum of all divisors σ(n): 399168
• Sum of proper divisors (its aliquot sum) s(n): 252448
• 146720 is an abundant number, because the sum of its proper divisors (252448) is greater than itself. Its abundance is 105728

Bases of 146720

• Binary: 100011110100100000₂
• Hexadecimal: 0x23D20
• Base-36: 357K

Squares and roots of 146720

• 146720 squared (146720²) is 21526758400
• 146720 cubed (146720³) is 3158405992448000
• The square root of 146720 is 383.0404678359
• The cube root of 146720 is 52.7427908059

Scales and comparisons

• 146,720 seconds is equal to 1 day, 16 hours, 45 minutes, 20 seconds.
• To count from 1 to 146,720 would take you about sixteen 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 146720 cubic inches would be around 4.4 feet tall.

Recreational maths with 146720

• 146720 backwards is 027641
• 146720 is a Harshad number.
• The number of decimal digits it has is: 6
• The sum of 146720's digits is 20
• More coming soon!