79979799249

Names of 79979799249

• Cardinal: 79979799249 can be written as Seventy-nine billion, nine hundred seventy-nine million, seven hundred ninety-nine thousand, two hundred forty-nine.

Scientific notation

• Scientific notation: 7.9979799249 × 10¹⁰

Factors of 79979799249

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 77

Divisors of 79979799249

• Number of divisors d(n): 75
• Complete list of divisors:
  1 3 7 9 21 27 49 63 67 81 147 189 201 441 469 567 603 1323 1407 1809 3283 3969 4221 4489 5427 9849 12663 13467 29547 31423 37989 40401 88641 94269 121203 219961 265923 282807 300763 363609 659883 848421 902289 1979649 2105341 2545263 2706867 5938947 6316023 8120601 14737387 17816841 18948069 20151121 24361803 44212161 56844207 60453363 132636483 141057847 170532621 181360089 397909449 423173541 544080267 987404929 1193728347 1269520623 1632240801 2962214787 3808561869 8886644361 11425685607 26659933083 79979799249
• Sum of all divisors σ(n): 141088073577
• Sum of proper divisors (its aliquot sum) s(n): 61108274328
• 79979799249 is a deficient number, because the sum of its proper divisors (61108274328) is less than itself. Its deficiency is 18871524921

Bases of 79979799249

• Binary: 1001010011111001010101110001011010001₂
• Hexadecimal: 0x129F2AE2D1
• Base-36: 10QPWO29

Squares and roots of 79979799249

• 79979799249 squared (79979799249²) is 6396768287910340964001
• 79979799249 cubed (79979799249³) is 511612243509438504011941115835249
• 79979799249 is a perfect square number. Its square root is 282807
• The cube root of 79979799249 is 4308.5066728771

Scales and comparisons

• 79,979,799,249 seconds is equal to 2,543 years, 5 weeks, 5 days, 2 hours, 54 minutes, 9 seconds.
• To count from 1 to 79,979,799,249 would take you about five thousand and eighty-six 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 79979799249 cubic inches would be around 359 feet tall.

Recreational maths with 79979799249

• 79979799249 backwards is 94299797997
• 79979799249 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 79979799249's digits is 81
• More coming soon!