80138072768

Names of 80138072768

• Cardinal: 80138072768 can be written as Eighty billion, one hundred thirty-eight million, seventy-two thousand, seven hundred sixty-eight.

Scientific notation

• Scientific notation: 8.0138072768 × 10¹⁰

Factors of 80138072768

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 1015

Divisors of 80138072768

• Number of divisors d(n): 84
• Complete list of divisors:
  1 2 4 8 13 16 26 32 52 64 104 208 401 416 599 802 832 1198 1604 2396 3208 4792 5213 6416 7787 9584 10426 12832 15574 19168 20852 25664 31148 38336 41704 62296 83408 124592 160801 166816 240199 249184 321602 333632 480398 498368 643204 960796 1286408 1921592 2090413 2572816 3122587 3843184 4180826 5145632 6245174 7686368 8361652 10291264 12490348 15372736 16723304 24980696 33446608 49961392 66893216 96319799 99922784 133786432 192639598 199845568 385279196 770558392 1252157387 1541116784 2504314774 3082233568 5008629548 6164467136 10017259096 20034518192 40069036384 80138072768
• Sum of all divisors σ(n): 171971360400
• Sum of proper divisors (its aliquot sum) s(n): 91833287632
• 80138072768 is an abundant number, because the sum of its proper divisors (91833287632) is greater than itself. Its abundance is 11695214864

Bases of 80138072768

• Binary: 1001010101000100110011111001011000000₂
• Hexadecimal: 0x12A899F2C0
• Base-36: 10TC50OW

Squares and roots of 80138072768

• 80138072768 squared (80138072768²) is 6422110706969263181824
• 80138072768 cubed (80138072768³) is 514655575159254737604354926968832
• The square root of 80138072768 is 283086.6877265691
• The cube root of 80138072768 is 4311.3468616495

Scales and comparisons

• 80,138,072,768 seconds is equal to 2,548 years, 7 weeks, 2 days, 23 hours, 46 minutes, 8 seconds.
• To count from 1 to 80,138,072,768 would take you about five thousand and ninety-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 80138072768 cubic inches would be around 359.3 feet tall.

Recreational maths with 80138072768

• 80138072768 backwards is 86727083108
• The number of decimal digits it has is: 11
• The sum of 80138072768's digits is 50
• More coming soon!