18947472676

Names of 18947472676

• Cardinal: 18947472676 can be written as Eighteen billion, nine hundred forty-seven million, four hundred seventy-two thousand, six hundred seventy-six.

Scientific notation

• Scientific notation: 1.8947472676 × 10¹⁰

Factors of 18947472676

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 5775

Divisors of 18947472676

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 11 19 22 31 38 44 62 76 124 131 209 262 341 418 524 589 682 836 1178 1364 1441 2356 2489 2882 4061 4978 5581 5764 6479 8122 9956 11162 12958 16244 22324 25916 27379 44671 54758 61391 77159 89342 106039 109516 122782 154318 173011 178684 212078 245564 308636 346022 424156 692044 731111 848749 1166429 1462222 1697498 1903121 2332858 2924444 3287209 3394996 3806242 4665716 6574418 7612484 8042221 13148836 13891109 16084442 22664441 27782218 32168884 36159299 45328882 55564436 72318598 90657764 144637196 152802199 249308851 305604398 430624379 498617702 611208796 861248758 997235404 1722497516 4736868169 9473736338 18947472676
• Sum of all divisors σ(n): 39611658240
• Sum of proper divisors (its aliquot sum) s(n): 20664185564
• 18947472676 is an abundant number, because the sum of its proper divisors (20664185564) is greater than itself. Its abundance is 1716712888

Bases of 18947472676

• Binary: 10001101001010110110111110100100100₂
• Hexadecimal: 0x4695B7D24
• Base-36: 8PCU3HG

Squares and roots of 18947472676

• 18947472676 squared (18947472676²) is 359006720807766600976
• 18947472676 cubed (18947472676³) is 6802270033005518320578154931776
• The square root of 18947472676 is 137649.8190191327
• The cube root of 18947472676 is 2665.9403616639

Scales and comparisons

• 18,947,472,676 seconds is equal to 602 years, 24 weeks, 3 days, 10 hours, 51 minutes, 16 seconds.
• To count from 1 to 18,947,472,676 would take you about one thousand, two hundred four 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 18947472676 cubic inches would be around 222.2 feet tall.

Recreational maths with 18947472676

• 18947472676 backwards is 67627474981
• The number of decimal digits it has is: 11
• The sum of 18947472676's digits is 61
• More coming soon!