168401984128

Names of 168401984128

• Cardinal: 168401984128 can be written as One hundred sixty-eight billion, four hundred one million, nine hundred eighty-four thousand, one hundred twenty-eight.

Scientific notation

• Scientific notation: 1.68401984128 × 10¹¹

Factors of 168401984128

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 8403

Divisors of 168401984128

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 7 8 14 16 28 32 56 64 112 128 151 224 302 448 604 896 1057 1208 2114 2416 4228 4832 8243 8456 9664 16486 16912 19328 22801 32972 33824 45602 57701 65944 67648 91204 115402 131888 135296 159607 182408 230804 263776 319214 364816 461608 527552 638428 729632 923216 1055104 1244693 1276856 1459264 1846432 2489386 2553712 2918528 3692864 4978772 5107424 7385728 8712851 9957544 10214848 17425702 19915088 20429696 34851404 39830176 69702808 79660352 139405616 159320704 187948643 278811232 375897286 557622464 751794572 1115244928 1315640501 1503589144 2631281002 3007178288 5262562004 6014356576 10525124008 12028713152 21050248016 24057426304 42100496032 84200992064 168401984128
• Sum of all divisors σ(n): 386018045280
• Sum of proper divisors (its aliquot sum) s(n): 217616061152
• 168401984128 is an abundant number, because the sum of its proper divisors (217616061152) is greater than itself. Its abundance is 49214077024

Bases of 168401984128

• Binary: 10011100110101100010100101101010000000₂
• Hexadecimal: 0x27358A5A80
• Base-36: 25D26YKG

Squares and roots of 168401984128

• 168401984128 squared (168401984128²) is 28359228258247163920384
• 168401984128 cubed (168401984128³) is 4775750307027667983621520623665152
• The square root of 168401984128 is 410368.1080785883
• The cube root of 168401984128 is 5522.2458144439

Scales and comparisons

• 168,401,984,128 seconds is equal to 5,354 years, 34 weeks, 3 days, 55 minutes, 28 seconds.
• To count from 1 to 168,401,984,128 would take you about ten thousand, seven hundred nine 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 168401984128 cubic inches would be around 460.2 feet tall.

Recreational maths with 168401984128

• 168401984128 backwards is 821489104861
• The number of decimal digits it has is: 12
• The sum of 168401984128's digits is 52
• More coming soon!