161823126664123

Names of 161823126664123

• Cardinal: 161823126664123 can be written as One hundred sixty-one trillion, eight hundred twenty-three billion, one hundred twenty-six million, six hundred sixty-four thousand, one hundred twenty-three.

Scientific notation

• Scientific notation: 1.61823126664123 × 10¹⁴

Factors of 161823126664123

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 3360

Divisors of 161823126664123

• Number of divisors d(n): 64
• Complete list of divisors:
  1 31 127 139 211 631 2221 3937 4309 6541 17653 19561 26797 29329 68851 80137 87709 133141 282067 308719 468631 547243 830707 909199 1401451 2484247 2718979 3724783 4127371 8744077 9570289 11139043 14527561 16908907 18506599 39207313 43444981 59516137 65139709 115468273 177984277 194801689 295706161 345310333 524176117 573704569 1215426703 1845000247 2019330979 2350338073 5517512587 6038852359 8272743043 9166890991 24739814503 37554682447 41103156379 72860480263 256455034333 766934249593 1164195155857 1274197847749 5220100860133 161823126664123
• Sum of all divisors σ(n): 170720226181120
• Sum of proper divisors (its aliquot sum) s(n): 8897099516997
• 161823126664123 is a deficient number, because the sum of its proper divisors (8897099516997) is less than itself. Its deficiency is 152926027147126

Bases of 161823126664123

• Binary: 100100110010110101100001111110110011001110111011₂
• Hexadecimal: 0x932D61FB33BB
• Base-36: 1LD0INGSL7

Squares and roots of 161823126664123

• 161823126664123 squared (161823126664123²) is 26186724323352796258055359129
• 161823126664123 cubed (161823126664123³) is 4237617607096390209117650004595916524828867
• The square root of 161823126664123 is 12720971.9229358805
• The cube root of 161823126664123 is 54493.7710429065

Scales and comparisons

• 161,823,126,664,123 seconds is equal to 5,145,474 years, 45 weeks, 3 days, 21 hours, 48 minutes, 43 seconds.
• To count from 1 to 161,823,126,664,123 would take you about twelve million, eight hundred sixty-three thousand, six hundred eighty-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 161823126664123 cubic inches would be around 4541.1 feet tall.

Recreational maths with 161823126664123

• 161823126664123 backwards is 321466621328161
• The number of decimal digits it has is: 15
• The sum of 161823126664123's digits is 52
• More coming soon!