18124346646

Names of 18124346646

• Cardinal: 18124346646 can be written as Eighteen billion, one hundred twenty-four million, three hundred forty-six thousand, six hundred forty-six.

Scientific notation

• Scientific notation: 1.8124346646 × 10¹⁰

Factors of 18124346646

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 940186

Divisors of 18124346646

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 3 6 7 9 14 17 18 21 27 34 42 51 54 63 81 102 119 126 153 162 189 238 306 357 378 459 567 714 918 1071 1134 1377 2142 2754 3213 6426 9639 19278 940157 1880314 2820471 5640942 6581099 8461413 13162198 15982669 16922826 19743297 25384239 31965338 39486594 47948007 50768478 59229891 76152717 95896014 111878683 118459782 143844021 152305434 177689673 223757366 287688042 335636049 355379346 431532063 533069019 671272098 863064126 1006908147 1066138038 1294596189 2013816294 2589192378 3020724441 6041448882 9062173323 18124346646
• Sum of all divisors σ(n): 49143938976
• Sum of proper divisors (its aliquot sum) s(n): 31019592330
• 18124346646 is an abundant number, because the sum of its proper divisors (31019592330) is greater than itself. Its abundance is 12895245684

Bases of 18124346646

• Binary: 10000111000010010111001010100010110₂
• Hexadecimal: 0x4384B9516
• Base-36: 8BQRNDI

Squares and roots of 18124346646

• 18124346646 squared (18124346646²) is 328491941344371449316
• 18124346646 cubed (18124346646³) is 5953701815342887408388603594136
• The square root of 18124346646 is 134626.6936606555
• The cube root of 18124346646 is 2626.7623730843

Scales and comparisons

• 18,124,346,646 seconds is equal to 576 years, 15 weeks, 3 days, 12 hours, 44 minutes, 6 seconds.
• To count from 1 to 18,124,346,646 would take you about one thousand, one hundred fifty-two 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 18124346646 cubic inches would be around 218.9 feet tall.

Recreational maths with 18124346646

• 18124346646 backwards is 64664342181
• The number of decimal digits it has is: 11
• The sum of 18124346646's digits is 45
• More coming soon!