18864067028315904

Names of 18864067028315904

• Cardinal: 18864067028315904 can be written as Eighteen quadrillion, eight hundred sixty-four trillion, sixty-seven billion, twenty-eight million, three hundred fifteen thousand, nine hundred four.

Scientific notation

• Scientific notation: 1.8864067028315904 × 10¹⁶

Factors of 18864067028315904

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 12975482557

Divisors of 18864067028315904

• Number of divisors d(n): 108
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 32 36 48 64 72 96 128 144 192 256 288 384 576 631 768 1152 1262 1893 2304 2524 3786 5048 5679 7572 10096 11358 15144 20192 22716 30288 40384 45432 60576 80768 90864 121152 161536 181728 242304 363456 484608 726912 1453824 12975481921 25950963842 38926445763 51901927684 77852891526 103803855368 116779337289 155705783052 207607710736 233558674578 311411566104 415215421472 467117349156 622823132208 830430842944 934234698312 1245646264416 1660861685888 1868469396624 2491292528832 3321723371776 3736938793248 4982585057664 7473877586496 8187529092151 9965170115328 14947755172992 16375058184302 24562587276453 29895510345984 32750116368604 49125174552906 65500232737208 73687761829359 98250349105812 131000465474416 147375523658718 196500698211624 262000930948832 294751047317436 393001396423248 524001861897664 589502094634872 786002792846496 1048003723795328 1179004189269744 1572005585692992 2096007447590656 2358008378539488 3144011171385984 4716016757078976 6288022342771968 9432033514157952 18864067028315904
• Sum of all divisors σ(n): 54475951889758672
• Sum of proper divisors (its aliquot sum) s(n): 35611884861442768
• 18864067028315904 is an abundant number, because the sum of its proper divisors (35611884861442768) is greater than itself. Its abundance is 16747817833126864

Bases of 18864067028315904

• Binary: 1000011000001001100010011011110001111011110111100000000₂
• Hexadecimal: 0x4304C4DE3DEF00
• Base-36: 55QR4R8VR40

Squares and roots of 18864067028315904

• 18864067028315904 squared (18864067028315904²) is 355853024848795221244926419337216
• 18864067028315904 cubed (18864067028315904³) is 6712835312976638012572215384877435194488351883264
• The square root of 18864067028315904 is 137346521.7190297253
• The cube root of 18864067028315904 is 266202.2837493355

Scales and comparisons

• 18,864,067,028,315,904 seconds is equal to 599,818,981 years, 5 weeks, 5 days, 38 minutes, 24 seconds.
• To count from 1 to 18,864,067,028,315,904 would take you about one billion, seven hundred ninety-nine million, four hundred fifty-six thousand, nine hundred forty-three 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 18864067028315904 cubic inches would be around 22183.5 feet tall.

Recreational maths with 18864067028315904

• 18864067028315904 backwards is 40951382076046881
• 18864067028315904 is a Harshad number.
• The number of decimal digits it has is: 17
• The sum of 18864067028315904's digits is 72
• More coming soon!