142560

Names of 142560

• Cardinal: 142560 can be written as One hundred forty-two thousand, five hundred sixty.

Scientific notation

• Scientific notation: 1.4256 × 10⁵

Factors of 142560

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 21

Divisors of 142560

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 11 12 15 16 18 20 22 24 27 30 32 33 36 40 44 45 48 54 55 60 66 72 80 81 88 90 96 99 108 110 120 132 135 144 160 162 165 176 180 198 216 220 240 264 270 288 297 324 330 352 360 396 405 432 440 480 495 528 540 594 648 660 720 792 810 864 880 891 990 1056 1080 1188 1296 1320 1440 1485 1584 1620 1760 1782 1980 2160 2376 2592 2640 2970 3168 3240 3564 3960 4320 4455 4752 5280 5940 6480 7128 7920 8910 9504 11880 12960 14256 15840 17820 23760 28512 35640 47520 71280 142560
• Sum of all divisors σ(n): 548856
• Sum of proper divisors (its aliquot sum) s(n): 406296
• 142560 is an abundant number, because the sum of its proper divisors (406296) is greater than itself. Its abundance is 263736

Bases of 142560

• Binary: 100010110011100000₂
• Hexadecimal: 0x22CE0
• Base-36: 3200

Squares and roots of 142560

• 142560 squared (142560²) is 20323353600
• 142560 cubed (142560³) is 2897297289216000
• The square root of 142560 is 377.5711853413
• The cube root of 142560 is 52.2395261469

Scales and comparisons

• 142,560 seconds is equal to 1 day, 15 hours, 36 minutes.
• To count from 1 to 142,560 would take you about fifteen 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 142560 cubic inches would be around 4.4 feet tall.

Recreational maths with 142560

• 142560 backwards is 065241
• 142560 is a Harshad number.
• The number of decimal digits it has is: 6
• The sum of 142560's digits is 18
• More coming soon!