78313328128

Names of 78313328128

• Cardinal: 78313328128 can be written as Seventy-eight billion, three hundred thirteen million, three hundred twenty-eight thousand, one hundred twenty-eight.

Scientific notation

• Scientific notation: 7.8313328128 × 10¹⁰

Factors of 78313328128

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 24544

Divisors of 78313328128

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 4 7 8 14 16 19 28 32 38 47 56 64 76 94 112 128 133 152 188 224 256 266 304 329 376 448 512 532 608 658 752 893 896 1064 1216 1316 1504 1786 1792 2128 2432 2632 3008 3572 3584 4256 4864 5264 6016 6251 7144 8512 9728 10528 12032 12502 14288 17024 21056 24064 24469 25004 28576 34048 42112 48938 50008 57152 68096 84224 97876 100016 114304 168448 171283 195752 200032 228608 342566 391504 400064 457216 464911 685132 783008 800128 929822 1150043 1370264 1566016 1600256 1859644 2300086 2740528 3132032 3200512 3254377 3719288 4600172 5481056 6264064 6508754 7438576 8050301 9200344 10962112 12528128 13017508 14877152 16100602 18400688 21850817 21924224 26035016 29754304 32201204 36801376 43701634 43848448 52070032 59508608 64402408 73602752 87403268 87696896 104140064 119017216 128804816 147205504 152955719 174806536 208280128 238034432 257609632 294411008 305911438 349613072 416560256 515219264 588822016 611822876 699226144 833120512 1030438528 1223645752 1398452288 1666241024 2060877056 2447291504 2796904576 4121754112 4894583008 5593809152 9789166016 11187618304 19578332032 39156664064 78313328128
• Sum of all divisors σ(n): 192251980800
• Sum of proper divisors (its aliquot sum) s(n): 113938652672
• 78313328128 is an abundant number, because the sum of its proper divisors (113938652672) is greater than itself. Its abundance is 35625324544

Bases of 78313328128

• Binary: 1001000111011110101101000111000000000₂
• Hexadecimal: 0x123BD68E00
• Base-36: ZZ5QEPS

Squares and roots of 78313328128

• 78313328128 squared (78313328128²) is 6132977362483795984384
• 78313328128 cubed (78313328128³) is 480293868589789512008072955953152
• The square root of 78313328128 is 279845.1860011175
• The cube root of 78313328128 is 4278.3721669353

Scales and comparisons

• 78,313,328,128 seconds is equal to 2,490 years, 6 weeks, 2 days, 6 hours, 15 minutes, 28 seconds.
• To count from 1 to 78,313,328,128 would take you about four thousand, nine hundred eighty 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 78313328128 cubic inches would be around 356.5 feet tall.

Recreational maths with 78313328128

• 78313328128 backwards is 82182331387
• The number of decimal digits it has is: 11
• The sum of 78313328128's digits is 46
• More coming soon!