1988449506225

Names of 1988449506225

• Cardinal: 1988449506225 can be written as One trillion, nine hundred eighty-eight billion, four hundred forty-nine million, five hundred six thousand, two hundred twenty-five.

Scientific notation

• Scientific notation: 1.988449506225 × 10¹²

Factors of 1988449506225

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 24648

Divisors of 1988449506225

• Number of divisors d(n): 144
• Complete list of divisors:
  1 3 5 7 9 13 15 21 25 35 39 45 63 65 75 91 105 117 175 195 225 273 315 325 455 525 585 819 975 1365 1575 2275 2925 4095 4933 6825 14799 19687 20475 24665 34531 44397 59061 64129 73995 98435 103593 123325 137809 172655 177183 192387 221985 255931 295305 310779 320645 369975 413427 448903 492175 517965 577161 689045 767793 863275 885915 961935 1109925 1240281 1279655 1346709 1476525 1553895 1603225 1791517 2067135 2244515 2303379 2589825 2885805 3445225 3838965 4040127 4429575 4809675 5374551 6201405 6398275 6733545 7769475 8957585 10335675 11222575 11516895 14429025 16123653 19194825 20200635 26872755 31007025 33667725 44787925 57584475 80618265 97115971 101003175 134363775 291347913 403091325 485579855 679811797 874043739 1262507623 1456739565 2039435391 2427899275 3399058985 3787522869 4370218695 6118306173 6312538115 7283697825 8837553361 10197176955 11362568607 16995294925 18937614345 21851093475 26512660083 30591530865 31562690575 44187766805 50985884775 56812843035 79537980249 94688071725 132563300415 152957654325 220938834025 284064215175 397689901245 662816502075 1988449506225
• Sum of all divisors σ(n): 4384537760512
• Sum of proper divisors (its aliquot sum) s(n): 2396088254287
• 1988449506225 is an abundant number, because the sum of its proper divisors (2396088254287) is greater than itself. Its abundance is 407638748062

Bases of 1988449506225

• Binary: 11100111011111000110100111001001110110001₂
• Hexadecimal: 0x1CEF8D393B1
• Base-36: PDHBHUI9

Squares and roots of 1988449506225

• 1988449506225 squared (1988449506225²) is 3953931438806446313750625
• 1988449506225 cubed (1988449506225³) is 7862193017142181975924401709035140625
• The square root of 1988449506225 is 1410123.9329310739
• The cube root of 1988449506225 is 12574.9091395453

Scales and comparisons

• 1,988,449,506,225 seconds is equal to 63,226 years, 28 weeks, 1 day, 21 hours, 3 minutes, 45 seconds.
• To count from 1 to 1,988,449,506,225 would take you about one hundred fifty-eight thousand and sixty-six 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 1988449506225 cubic inches would be around 1047.9 feet tall.

Recreational maths with 1988449506225

• 1988449506225 backwards is 5226059448891
• 1988449506225 is a Harshad number.
• The number of decimal digits it has is: 13
• The sum of 1988449506225's digits is 63
• More coming soon!