120249930

Names of 120249930

• Cardinal: 120249930 can be written as One hundred twenty million, two hundred forty-nine thousand, nine hundred thirty.

Scientific notation

• Scientific notation: 1.2024993 × 10⁸

Factors of 120249930

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 181

Divisors of 120249930

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 5 6 10 15 30 31 43 62 86 93 97 129 155 186 194 215 258 291 310 430 465 485 582 645 930 961 970 1290 1333 1455 1922 2666 2883 2910 3007 3999 4171 4805 5766 6014 6665 7998 8342 9021 9610 12513 13330 14415 15035 18042 19995 20855 25026 28830 30070 39990 41323 41710 45105 62565 82646 90210 93217 123969 125130 129301 186434 206615 247938 258602 279651 387903 413230 466085 559302 619845 646505 775806 932170 1239690 1293010 1398255 1939515 2796510 3879030 4008331 8016662 12024993 20041655 24049986 40083310 60124965 120249930
• Sum of all divisors σ(n): 308290752
• Sum of proper divisors (its aliquot sum) s(n): 188040822
• 120249930 is an abundant number, because the sum of its proper divisors (188040822) is greater than itself. Its abundance is 67790892

Bases of 120249930

• Binary: 111001010101101111001001010₂
• Hexadecimal: 0x72ADE4A
• Base-36: 1ZLDFU

Squares and roots of 120249930

• 120249930 squared (120249930²) is 14460045665004900
• 120249930 cubed (120249930³) is 1738819479013642674657000
• The square root of 120249930 is 10965.8529080049
• The cube root of 120249930 is 493.5846109529

Scales and comparisons

• 120,249,930 seconds is equal to 3 years, 42 weeks, 5 days, 18 hours, 45 minutes, 30 seconds.
• To count from 1 to 120,249,930 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 120249930 cubic inches would be around 41.1 feet tall.

Recreational maths with 120249930

• 120249930 backwards is 039942021
• 120249930 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 120249930's digits is 30
• More coming soon!