142964400

Names of 142964400

• Cardinal: 142964400 can be written as One hundred forty-two million, nine hundred sixty-four thousand, four hundred.

Scientific notation

• Scientific notation: 1.429644 × 10⁸

Factors of 142964400

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1212

Divisors of 142964400

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 20 24 25 30 40 48 50 60 75 80 100 109 120 150 200 218 240 300 327 400 436 545 600 654 872 1090 1093 1200 1308 1635 1744 2180 2186 2616 2725 3270 3279 4360 4372 5232 5450 5465 6540 6558 8175 8720 8744 10900 10930 13080 13116 16350 16395 17488 21800 21860 26160 26232 27325 32700 32790 43600 43720 52464 54650 65400 65580 81975 87440 109300 119137 130800 131160 163950 218600 238274 262320 327900 357411 437200 476548 595685 655800 714822 953096 1191370 1311600 1429644 1787055 1906192 2382740 2859288 2978425 3574110 4765480 5718576 5956850 7148220 8935275 9530960 11913700 14296440 17870550 23827400 28592880 35741100 47654800 71482200 142964400
• Sum of all divisors σ(n): 462586960
• Sum of proper divisors (its aliquot sum) s(n): 319622560
• 142964400 is an abundant number, because the sum of its proper divisors (319622560) is greater than itself. Its abundance is 176658160

Bases of 142964400

• Binary: 1000100001010111011010110000₂
• Hexadecimal: 0x88576B0
• Base-36: 2D481C

Squares and roots of 142964400

• 142964400 squared (142964400²) is 20438819667360000
• 142964400 cubed (142964400³) is 2922023590452321984000000
• The square root of 142964400 is 11956.7721396705
• The cube root of 142964400 is 522.8887547381

Scales and comparisons

• 142,964,400 seconds is equal to 4 years, 28 weeks, 2 days, 16 hours, 20 minutes.
• To count from 1 to 142,964,400 would take you about six 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 142964400 cubic inches would be around 43.6 feet tall.

Recreational maths with 142964400

• 142964400 backwards is 004469241
• 142964400 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 142964400's digits is 30
• More coming soon!