122145828

Names of 122145828

• Cardinal: 122145828 can be written as One hundred twenty-two million, one hundred forty-five thousand, eight hundred twenty-eight.

Scientific notation

• Scientific notation: 1.22145828 × 10⁸

Factors of 122145828

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 6744

Divisors of 122145828

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 6 7 12 14 21 28 31 42 49 62 84 93 98 124 147 186 196 217 294 372 434 588 651 868 1302 1519 2604 3038 4557 6076 6701 9114 13402 18228 20103 26804 40206 46907 80412 93814 140721 187628 207731 281442 328349 415462 562884 623193 656698 830924 985047 1246386 1313396 1454117 1970094 2492772 2908234 3940188 4362351 5816468 8724702 10178819 17449404 20357638 30536457 40715276 61072914 122145828
• Sum of all divisors σ(n): 342284544
• Sum of proper divisors (its aliquot sum) s(n): 220138716
• 122145828 is an abundant number, because the sum of its proper divisors (220138716) is greater than itself. Its abundance is 97992888

Bases of 122145828

• Binary: 111010001111100110000100100₂
• Hexadecimal: 0x747CC24
• Base-36: 20Q0BO

Squares and roots of 122145828

• 122145828 squared (122145828²) is 14919603297805584
• 122145828 cubed (122145828³) is 1822367298241993640703552
• The square root of 122145828 is 11051.9603690929
• The cube root of 122145828 is 496.1650996083

Scales and comparisons

• 122,145,828 seconds is equal to 3 years, 45 weeks, 6 days, 17 hours, 23 minutes, 48 seconds.
• To count from 1 to 122,145,828 would take you about five 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 122145828 cubic inches would be around 41.3 feet tall.

Recreational maths with 122145828

• 122145828 backwards is 828541221
• The number of decimal digits it has is: 9
• The sum of 122145828's digits is 33
• More coming soon!