18327990744

Names of 18327990744

• Cardinal: 18327990744 can be written as Eighteen billion, three hundred twenty-seven million, nine hundred ninety thousand, seven hundred forty-four.

Scientific notation

• Scientific notation: 1.8327990744 × 10¹⁰

Factors of 18327990744

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 61124

Divisors of 18327990744

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 18 21 24 27 28 36 42 54 56 63 72 84 108 126 168 189 199 216 252 378 398 504 597 756 796 1194 1393 1512 1592 1791 2388 2786 3582 4179 4776 5373 5572 7164 8358 10746 11144 12537 14328 16716 21492 25074 33432 37611 42984 50148 60913 75222 100296 121826 150444 182739 243652 300888 365478 426391 487304 548217 730956 852782 1096434 1279173 1461912 1644651 1705564 2192868 2558346 3289302 3411128 3837519 4385736 5116692 6578604 7675038 10233384 11512557 12121687 13157208 15350076 23025114 24243374 30700152 36365061 46050228 48486748 72730122 84851809 92100456 96973496 109095183 145460244 169703618 218190366 254555427 290920488 327285549 339407236 436380732 509110854 654571098 678814472 763666281 872761464 1018221708 1309142196 1527332562 2036443416 2290998843 2618284392 3054665124 4581997686 6109330248 9163995372 18327990744
• Sum of all divisors σ(n): 58477440000
• Sum of proper divisors (its aliquot sum) s(n): 40149449256
• 18327990744 is an abundant number, because the sum of its proper divisors (40149449256) is greater than itself. Its abundance is 21821458512

Bases of 18327990744

• Binary: 10001000100011011101111000111011000₂
• Hexadecimal: 0x4446EF1D8
• Base-36: 8F40G60

Squares and roots of 18327990744

• 18327990744 squared (18327990744²) is 335915244712149673536
• 18327990744 cubed (18327990744³) is 6156651495852774160910429750784
• The square root of 18327990744 is 135380.9098211413
• The cube root of 18327990744 is 2636.5638042181

Scales and comparisons

• 18,327,990,744 seconds is equal to 582 years, 40 weeks, 1 day, 12 hours, 32 minutes, 24 seconds.
• To count from 1 to 18,327,990,744 would take you about one thousand, one hundred sixty-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 18327990744 cubic inches would be around 219.7 feet tall.

Recreational maths with 18327990744

• 18327990744 backwards is 44709972381
• 18327990744 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18327990744's digits is 54
• More coming soon!