121315572

Names of 121315572

• Cardinal: 121315572 can be written as One hundred twenty-one million, three hundred fifteen thousand, five hundred seventy-two.

Scientific notation

• Scientific notation: 1.21315572 × 10⁸

Factors of 121315572

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 818

Divisors of 121315572

• Number of divisors d(n): 108
• Complete list of divisors:
  1 2 3 4 6 7 9 12 14 18 21 28 36 42 49 63 84 97 98 126 147 194 196 252 291 294 388 441 582 588 679 709 873 882 1164 1358 1418 1746 1764 2037 2127 2716 2836 3492 4074 4254 4753 4963 6111 6381 8148 8508 9506 9926 12222 12762 14259 14889 19012 19852 24444 25524 28518 29778 34741 42777 44667 57036 59556 68773 69482 85554 89334 104223 137546 138964 171108 178668 206319 208446 275092 312669 412638 416892 481411 618957 625338 825276 962822 1237914 1250676 1444233 1925644 2475828 2888466 3369877 4332699 5776932 6739754 8665398 10109631 13479508 17330796 20219262 30328893 40438524 60657786 121315572
• Sum of all divisors σ(n): 360911460
• Sum of proper divisors (its aliquot sum) s(n): 239595888
• 121315572 is an abundant number, because the sum of its proper divisors (239595888) is greater than itself. Its abundance is 118280316

Bases of 121315572

• Binary: 111001110110010000011110100₂
• Hexadecimal: 0x73B20F4
• Base-36: 2087P0

Squares and roots of 121315572

• 121315572 squared (121315572²) is 14717468009687184
• 121315572 cubed (121315572³) is 1785458049986902268029248
• The square root of 121315572 is 11014.3348414691
• The cube root of 121315572 is 495.0383563789

Scales and comparisons

• 121,315,572 seconds is equal to 3 years, 44 weeks, 4 days, 2 hours, 46 minutes, 12 seconds.
• To count from 1 to 121,315,572 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 121315572 cubic inches would be around 41.3 feet tall.

Recreational maths with 121315572

• 121315572 backwards is 275513121
• The number of decimal digits it has is: 9
• The sum of 121315572's digits is 27
• More coming soon!