120128321

Names of 120128321

• Cardinal: 120128321 can be written as One hundred twenty million, one hundred twenty-eight thousand, three hundred twenty-one.

Scientific notation

• Scientific notation: 1.20128321 × 10⁸

Factors of 120128321

• Number of distinct prime factors ω(n): 1
• Total number of prime factors Ω(n): 1
• Sum of prime factors: 120128321

Divisors of 120128321

• Number of divisors d(n): 2
• Complete list of divisors:
  1 120128321
• Sum of all divisors σ(n): 120128322
• Sum of proper divisors (its aliquot sum) s(n): 1
• 120128321 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 120128320

Bases of 120128321

• Binary: 111001010010000001101000001₂
• Hexadecimal: 0x7290341
• Base-36: 1ZIRLT

Squares and roots of 120128321

• 120128321 squared (120128321²) is 14430813506279041
• 120128321 cubed (120128321³) is 1733549397173424152820161
• The square root of 120128321 is 10960.3066106747
• The cube root of 120128321 is 493.4181671233

Scales and comparisons

• 120,128,321 seconds is equal to 3 years, 42 weeks, 4 days, 8 hours, 58 minutes, 41 seconds.
• To count from 1 to 120,128,321 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 120128321 cubic inches would be around 41.1 feet tall.

Recreational maths with 120128321

• 120128321 backwards is 123821021
• The number of decimal digits it has is: 9
• The sum of 120128321's digits is 20
• More coming soon!