122428918

Names of 122428918

• Cardinal: 122428918 can be written as One hundred twenty-two million, four hundred twenty-eight thousand, nine hundred eighteen.

Scientific notation

• Scientific notation: 1.22428918 × 10⁸

Factors of 122428918

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 262958

Divisors of 122428918

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 233 466 262723 525446 61214459 122428918
• Sum of all divisors σ(n): 184432248
• Sum of proper divisors (its aliquot sum) s(n): 62003330
• 122428918 is a deficient number, because the sum of its proper divisors (62003330) is less than itself. Its deficiency is 60425588

Bases of 122428918

• Binary: 111010011000001110111110110₂
• Hexadecimal: 0x74C1DF6
• Base-36: 20W2RA

Squares and roots of 122428918

• 122428918 squared (122428918²) is 14988839962650724
• 122428918 cubed (122428918³) is 1835067458702488551236632
• The square root of 122428918 is 11064.7601871889
• The cube root of 122428918 is 496.5481144809

Scales and comparisons

• 122,428,918 seconds is equal to 3 years, 46 weeks, 3 days, 1 minute, 58 seconds.
• To count from 1 to 122,428,918 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 122428918 cubic inches would be around 41.4 feet tall.

Recreational maths with 122428918

• 122428918 backwards is 819824221
• The number of decimal digits it has is: 9
• The sum of 122428918's digits is 37
• More coming soon!