80628639168

Names of 80628639168

• Cardinal: 80628639168 can be written as Eighty billion, six hundred twenty-eight million, six hundred thirty-nine thousand, one hundred sixty-eight.

Scientific notation

• Scientific notation: 8.0628639168 × 10¹⁰

Factors of 80628639168

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 779134

Divisors of 80628639168

• Number of divisors d(n): 168
• Complete list of divisors:
  1 2 3 4 6 7 8 11 12 14 16 21 22 24 28 32 33 42 44 48 49 56 64 66 77 84 88 96 98 112 132 147 154 168 176 192 196 224 231 264 294 308 336 352 392 448 462 528 539 588 616 672 704 784 924 1056 1078 1176 1232 1344 1568 1617 1848 2112 2156 2352 2464 3136 3234 3696 4312 4704 4928 6468 7392 8624 9408 12936 14784 17248 25872 34496 51744 103488 779111 1558222 2337333 3116444 4674666 5453777 6232888 8570221 9349332 10907554 12465776 16361331 17140442 18698664 21815108 24931552 25710663 32722662 34280884 37397328 38176439 43630216 49863104 51421326 59991547 65445324 68561768 74794656 76352878 87260432 102842652 114529317 119983094 130890648 137123536 149589312 152705756 174520864 179974641 205685304 229058634 239966188 261781296 274247072 305411512 349041728 359949282 411370608 419940829 458117268 479932376 523562592 548494144 610823024 719898564 822741216 839881658 916234536 959864752 1047125184 1221646048 1259822487 1439797128 1645482432 1679763316 1832469072 1919729504 2443292096 2519644974 2879594256 3359526632 3664938144 3839459008 5039289948 5759188512 6719053264 7329876288 10078579896 11518377024 13438106528 20157159792 26876213056 40314319584 80628639168
• Sum of all divisors σ(n): 270719604864
• Sum of proper divisors (its aliquot sum) s(n): 190090965696
• 80628639168 is an abundant number, because the sum of its proper divisors (190090965696) is greater than itself. Its abundance is 109462326528

Bases of 80628639168

• Binary: 1001011000101110101110110010111000000₂
• Hexadecimal: 0x12C5D765C0
• Base-36: 111G7K5C

Squares and roots of 80628639168

• 80628639168 squared (80628639168²) is 6500977454083543732224
• 80628639168 cubed (80628639168³) is 524164965384605335712236910149632
• The square root of 80628639168 is 283951.8254352311
• The cube root of 80628639168 is 4320.1262960333

Scales and comparisons

• 80,628,639,168 seconds is equal to 2,563 years, 38 weeks, 3 days, 20 hours, 12 minutes, 48 seconds.
• To count from 1 to 80,628,639,168 would take you about five thousand, one hundred twenty-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 80628639168 cubic inches would be around 360 feet tall.

Recreational maths with 80628639168

• 80628639168 backwards is 86193682608
• The number of decimal digits it has is: 11
• The sum of 80628639168's digits is 57
• More coming soon!