18390146684

Names of 18390146684

• Cardinal: 18390146684 can be written as Eighteen billion, three hundred ninety million, one hundred forty-six thousand, six hundred eighty-four.

Scientific notation

• Scientific notation: 1.8390146684 × 10¹⁰

Factors of 18390146684

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 6123

Divisors of 18390146684

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 7 13 14 26 28 49 52 91 98 169 182 196 338 343 364 637 676 686 1183 1274 1372 2197 2366 2548 4394 4459 4732 6101 8281 8788 8918 12202 15379 16562 17836 24404 30758 33124 42707 57967 61516 79313 85414 107653 115934 158626 170828 215306 231868 298949 317252 430612 555191 597898 753571 1031069 1110382 1195796 1507142 2062138 2092643 2220764 3014284 3886337 4124276 4185286 7217483 7772674 8370572 13403897 14434966 15545348 26807794 27204359 28869932 50522381 53615588 54408718 93827279 101044762 108817436 187654558 202089524 353656667 375309116 656790953 707313334 1313581906 1414626668 2627163812 4597536671 9195073342 18390146684
• Sum of all divisors σ(n): 40663728000
• Sum of proper divisors (its aliquot sum) s(n): 22273581316
• 18390146684 is an abundant number, because the sum of its proper divisors (22273581316) is greater than itself. Its abundance is 3883434632

Bases of 18390146684

• Binary: 10001001000001000110101111001111100₂
• Hexadecimal: 0x448235E7C
• Base-36: 8G50NZW

Squares and roots of 18390146684

• 18390146684 squared (18390146684²) is 338197495059036195856
• 18390146684 cubed (18390146684³) is 6219501542297040881457192941504
• The square root of 18390146684 is 135610.2749941907
• The cube root of 18390146684 is 2639.5409117147

Scales and comparisons

• 18,390,146,684 seconds is equal to 584 years, 38 weeks, 6 days, 22 hours, 4 minutes, 44 seconds.
• To count from 1 to 18,390,146,684 would take you about one thousand, one hundred sixty-nine 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 18390146684 cubic inches would be around 220 feet tall.

Recreational maths with 18390146684

• 18390146684 backwards is 48664109381
• The number of decimal digits it has is: 11
• The sum of 18390146684's digits is 50
• More coming soon!