80013576978

Names of 80013576978

• Cardinal: 80013576978 can be written as Eighty billion, thirteen million, five hundred seventy-six thousand, nine hundred seventy-eight.

Scientific notation

• Scientific notation: 8.0013576978 × 10¹⁰

Factors of 80013576978

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 16140

Divisors of 80013576978

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 3 6 9 18 27 41 54 81 82 123 162 246 369 738 787 1107 1574 2214 2361 3321 4722 6642 7083 14166 15307 21249 30614 32267 42498 45921 63747 64534 91842 96801 127494 137763 193602 275526 290403 413289 580806 627587 826578 871209 1239867 1255174 1742418 1882761 2479734 2613627 3765522 5227254 5648283 11296566 12046609 16944849 24093218 33889698 36139827 50834547 72279654 101669094 108419481 216838962 325258443 493910969 650516886 975775329 987821938 1481732907 1951550658 2963465814 4445198721 8890397442 13335596163 26671192326 40006788489 80013576978
• Sum of all divisors σ(n): 183907985184
• Sum of proper divisors (its aliquot sum) s(n): 103894408206
• 80013576978 is an abundant number, because the sum of its proper divisors (103894408206) is greater than itself. Its abundance is 23880831228

Bases of 80013576978

• Binary: 1001010100001001011100100101100010010₂
• Hexadecimal: 0x12A12E4B12
• Base-36: 10RA0N4I

Squares and roots of 80013576978

• 80013576978 squared (80013576978²) is 6402172500814331612484
• 80013576978 cubed (80013576978³) is 512260722220342290161107399793352
• The square root of 80013576978 is 282866.7123894221
• The cube root of 80013576978 is 4309.1131222121

Scales and comparisons

• 80,013,576,978 seconds is equal to 2,544 years, 9 weeks, 4 days, 1 hour, 36 minutes, 18 seconds.
• To count from 1 to 80,013,576,978 would take you about five thousand and eighty-eight 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 80013576978 cubic inches would be around 359.1 feet tall.

Recreational maths with 80013576978

• 80013576978 backwards is 87967531008
• 80013576978 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 80013576978's digits is 54
• More coming soon!