1638122112

Names of 1638122112

• Cardinal: 1638122112 can be written as One billion, six hundred thirty-eight million, one hundred twenty-two thousand, one hundred twelve.

Scientific notation

• Scientific notation: 1.638122112 × 10⁹

Factors of 1638122112

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 776

Divisors of 1638122112

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 16 18 22 24 32 33 36 44 48 64 66 72 88 96 99 128 132 144 176 192 198 257 264 288 352 384 396 503 514 528 576 704 771 792 1006 1028 1056 1152 1408 1509 1542 1584 2012 2056 2112 2313 2827 3018 3084 3168 4024 4112 4224 4527 4626 5533 5654 6036 6168 6336 8048 8224 8481 9054 9252 11066 11308 12072 12336 12672 16096 16448 16599 16962 18108 18504 22132 22616 24144 24672 25443 32192 32896 33198 33924 36216 37008 44264 45232 48288 49344 49797 50886 64384 66396 67848 72432 74016 88528 90464 96576 98688 99594 101772 129271 132792 135696 144864 148032 177056 180928 193152 199188 203544 258542 265584 271392 289728 296064 354112 361856 387813 398376 407088 517084 531168 542784 579456 708224 775626 796752 814176 1034168 1062336 1085568 1163439 1421981 1551252 1593504 1628352 2068336 2124672 2326878 2843962 3102504 3187008 3256704 4136672 4265943 4653756 5687924 6205008 6374016 8273344 8531886 9307512 11375848 12410016 12797829 16546688 17063772 18615024 22751696 24820032 25595658 34127544 37230048 45503392 49640064 51191316 68255088 74460096 91006784 102382632 136510176 148920192 182013568 204765264 273020352 409530528 546040704 819061056 1638122112
• Sum of all divisors σ(n): 5172672960
• Sum of proper divisors (its aliquot sum) s(n): 3534550848
• 1638122112 is an abundant number, because the sum of its proper divisors (3534550848) is greater than itself. Its abundance is 1896428736

Bases of 1638122112

• Binary: 1100001101000111100001010000000₂
• Hexadecimal: 0x61A3C280
• Base-36: R3AN40

Squares and roots of 1638122112

• 1638122112 squared (1638122112²) is 2683444053823340544
• 1638122112 cubed (1638122112³) is 4395809040882932286832508928
• The square root of 1638122112 is 40473.7212521903
• The cube root of 1638122112 is 1178.8234255265

Scales and comparisons

• 1,638,122,112 seconds is equal to 52 years, 4 weeks, 3 days, 17 hours, 55 minutes, 12 seconds.
• To count from 1 to 1,638,122,112 would take you about one hundred four 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 1638122112 cubic inches would be around 98.2 feet tall.

Recreational maths with 1638122112

• 1638122112 backwards is 2112218361
• The number of decimal digits it has is: 10
• The sum of 1638122112's digits is 27
• More coming soon!