18402867132

Names of 18402867132

• Cardinal: 18402867132 can be written as Eighteen billion, four hundred two million, eight hundred sixty-seven thousand, one hundred thirty-two.

Scientific notation

• Scientific notation: 1.8402867132 × 10¹⁰

Factors of 18402867132

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 78093

Divisors of 18402867132

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 6 12 13 17 26 34 39 51 52 68 78 89 102 156 178 204 221 267 356 442 534 663 884 1068 1157 1326 1513 2314 2652 3026 3471 4539 4628 6052 6942 9078 13884 18156 19669 39338 59007 77969 78676 118014 155938 233907 236028 311876 467814 935628 1013597 1325473 2027194 2650946 3040791 3976419 4054388 5301892 6081582 6939241 7952838 12163164 13878482 15905676 17231149 20817723 27756964 34462298 41635446 51693447 68924596 83270892 90210133 103386894 117967097 180420266 206773788 235934194 270630399 353901291 360840532 471868388 541260798 707802582 1082521596 1415605164 1533572261 3067144522 4600716783 6134289044 9201433566 18402867132
• Sum of all divisors σ(n): 49514068800
• Sum of proper divisors (its aliquot sum) s(n): 31111201668
• 18402867132 is an abundant number, because the sum of its proper divisors (31111201668) is greater than itself. Its abundance is 12708334536

Bases of 18402867132

• Binary: 10001001000111001010111011110111100₂
• Hexadecimal: 0x448E577BC
• Base-36: 8GCLB5O

Squares and roots of 18402867132

• 18402867132 squared (18402867132²) is 338665518678045905424
• 18402867132 cubed (18402867132³) is 6232416542421943082914510123968
• The square root of 18402867132 is 135657.1676396053
• The cube root of 18402867132 is 2640.1493608103

Scales and comparisons

• 18,402,867,132 seconds is equal to 585 years, 8 weeks, 3 hours, 32 minutes, 12 seconds.
• To count from 1 to 18,402,867,132 would take you about one thousand, one hundred seventy 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 18402867132 cubic inches would be around 220 feet tall.

Recreational maths with 18402867132

• 18402867132 backwards is 23176820481
• The number of decimal digits it has is: 11
• The sum of 18402867132's digits is 42
• More coming soon!