18412934362389

Names of 18412934362389

• Cardinal: 18412934362389 can be written as Eighteen trillion, four hundred twelve billion, nine hundred thirty-four million, three hundred sixty-two thousand, three hundred eighty-nine.

Scientific notation

• Scientific notation: 1.8412934362389 × 10¹³

Factors of 18412934362389

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 6630

Divisors of 18412934362389

• Number of divisors d(n): 54
• Complete list of divisors:
  1 3 7 9 21 49 63 147 441 1789 4831 5367 12523 14493 16101 33817 37569 43479 87661 101451 112707 236719 262983 304353 710157 788949 2130471 8642659 23338561 25927977 60498613 70015683 77783931 163369927 181495839 210047049 423490291 490109781 544487517 1143589489 1270470873 1470329343 3430768467 3811412619 10292305401 41752685629 125258056887 292268799403 375774170661 876806398209 2045881595821 2630419194627 6137644787463 18412934362389
• Sum of all divisors σ(n): 30962443041270
• Sum of proper divisors (its aliquot sum) s(n): 12549508678881
• 18412934362389 is a deficient number, because the sum of its proper divisors (12549508678881) is less than itself. Its deficiency is 5863425683508

Bases of 18412934362389

• Binary: 100001011111100011000011010010111010100010101₂
• Hexadecimal: 0x10BF18697515
• Base-36: 6IYS9PM39

Squares and roots of 18412934362389

• 18412934362389 squared (18412934362389²) is 339036151833645609977787321
• 18412934362389 cubed (18412934362389³) is 6242650410189867622753738361850183469869
• The square root of 18412934362389 is 4291029.5224326993
• The cube root of 18412934362389 is 26406.3070150777

Scales and comparisons

• 18,412,934,362,389 seconds is equal to 585,474 years, 18 weeks, 4 days, 5 hours, 33 minutes, 9 seconds.
• To count from 1 to 18,412,934,362,389 would take you about one million, four hundred sixty-three thousand, six hundred eighty-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 18412934362389 cubic inches would be around 2200.5 feet tall.

Recreational maths with 18412934362389

• 18412934362389 backwards is 98326343921481
• 18412934362389 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18412934362389's digits is 63
• More coming soon!