19988982816

Names of 19988982816

• Cardinal: 19988982816 can be written as Nineteen billion, nine hundred eighty-eight million, nine hundred eighty-two thousand, eight hundred sixteen.

Scientific notation

• Scientific notation: 1.9988982816 × 10¹⁰

Factors of 19988982816

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 16978

Divisors of 19988982816

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 6 8 11 12 16 22 24 32 33 44 48 66 88 96 132 176 264 352 528 1056 1201 2402 3603 4804 7206 9608 13211 14412 15761 19216 26422 28824 31522 38432 39633 47283 52844 57648 63044 79266 94566 105688 115296 126088 158532 173371 189132 211376 252176 317064 346742 378264 422752 504352 520113 634128 693484 756528 1040226 1268256 1386968 1513056 2080452 2773936 4160904 5547872 8321808 16643616 18928961 37857922 56786883 75715844 113573766 151431688 208218571 227147532 302863376 416437142 454295064 605726752 624655713 832874284 908590128 1249311426 1665748568 1817180256 2498622852 3331497136 4997245704 6662994272 9994491408 19988982816
• Sum of all divisors σ(n): 57292474176
• Sum of proper divisors (its aliquot sum) s(n): 37303491360
• 19988982816 is an abundant number, because the sum of its proper divisors (37303491360) is greater than itself. Its abundance is 17314508544

Bases of 19988982816

• Binary: 10010100111011011111010110000100000₂
• Hexadecimal: 0x4A76FAC20
• Base-36: 96KX9UO

Squares and roots of 19988982816

• 19988982816 squared (19988982816²) is 399559434018343289856
• 19988982816 cubed (19988982816³) is 7986786660563349849720491114496
• The square root of 19988982816 is 141382.3992440361
• The cube root of 19988982816 is 2713.9191044081

Scales and comparisons

• 19,988,982,816 seconds is equal to 635 years, 30 weeks, 3 days, 23 hours, 13 minutes, 36 seconds.
• To count from 1 to 19,988,982,816 would take you about one thousand, two hundred seventy-one 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 19988982816 cubic inches would be around 226.2 feet tall.

Recreational maths with 19988982816

• 19988982816 backwards is 61828988991
• The number of decimal digits it has is: 11
• The sum of 19988982816's digits is 69
• More coming soon!