80942946489

Names of 80942946489

• Cardinal: 80942946489 can be written as Eighty billion, nine hundred forty-two million, nine hundred forty-six thousand, four hundred eighty-nine.

Scientific notation

• Scientific notation: 8.0942946489 × 10¹⁰

Factors of 80942946489

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1610

Divisors of 80942946489

• Number of divisors d(n): 72
• Complete list of divisors:
  1 3 9 23 27 61 69 183 207 529 549 621 1403 1523 1587 1647 3721 4209 4569 4761 11163 12627 13707 14283 32269 33489 35029 37881 41121 85583 92903 96807 100467 105087 256749 278709 290421 315261 770247 805667 836127 871263 945783 1968409 2136769 2310741 2417001 2508381 5667083 5905227 6410307 7251003 17001249 17715681 19230921 21753009 49145687 51003747 53147043 57692763 130342909 147437061 153011241 391028727 442311183 1173086181 1326933549 2997886907 3519258543 8993660721 26980982163 80942946489
• Sum of all divisors σ(n): 127528259040
• Sum of proper divisors (its aliquot sum) s(n): 46585312551
• 80942946489 is a deficient number, because the sum of its proper divisors (46585312551) is less than itself. Its deficiency is 34357633938

Bases of 80942946489

• Binary: 1001011011000100100110101100010111001₂
• Hexadecimal: 0x12D89358B9
• Base-36: 116NC989

Squares and roots of 80942946489

• 80942946489 squared (80942946489²) is 6551760586321117427121
• 80942946489 cubed (80942946489³) is 530318806547329473274140460328169
• The square root of 80942946489 is 284504.7389570163
• The cube root of 80942946489 is 4325.7326031577

Scales and comparisons

• 80,942,946,489 seconds is equal to 2,573 years, 38 weeks, 1 day, 15 hours, 48 minutes, 9 seconds.
• To count from 1 to 80,942,946,489 would take you about five thousand, one hundred forty-seven 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 80942946489 cubic inches would be around 360.5 feet tall.

Recreational maths with 80942946489

• 80942946489 backwards is 98464924908
• The number of decimal digits it has is: 11
• The sum of 80942946489's digits is 63
• More coming soon!