161742991924100

Names of 161742991924100

• Cardinal: 161742991924100 can be written as One hundred sixty-one trillion, seven hundred forty-two billion, nine hundred ninety-one million, nine hundred twenty-four thousand, one hundred.

Scientific notation

• Scientific notation: 1.617429919241 × 10¹⁴

Factors of 161742991924100

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1761182

Divisors of 161742991924100

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 5 10 20 23 25 46 50 92 100 115 230 460 575 1150 2300 40879 81758 163516 204395 408790 817580 940217 1021975 1720273 1880434 2043950 3440546 3760868 4087900 4701085 6881092 8601365 9402170 17202730 18804340 23505425 34405460 39566279 43006825 47010850 79132558 86013650 94021700 158265116 172027300 197831395 395662790 791325580 989156975 1978313950 3956627900 70323039967 140646079934 281292159868 351615199835 703230399670 1406460799340 1617429919241 1758075999175 3234859838482 3516151998350 6469719676964 7032303996700 8087149596205 16174299192410 32348598384820 40435747981025 80871495962050 161742991924100
• Sum of all divisors σ(n): 366251564232960
• Sum of proper divisors (its aliquot sum) s(n): 204508572308860
• 161742991924100 is an abundant number, because the sum of its proper divisors (204508572308860) is greater than itself. Its abundance is 42765580384760

Bases of 161742991924100

• Binary: 100100110001101010111001100101000001101110000100₂
• Hexadecimal: 0x931AB9941B84
• Base-36: 1LBZPDB7GK

Squares and roots of 161742991924100

• 161742991924100 squared (161742991924100²) is 26160795436559477820160810000
• 161742991924100 cubed (161742991924100³) is 4231325325023471754955582963993314521000000
• The square root of 161742991924100 is 12717821.8230992683
• The cube root of 161742991924100 is 54484.7744606843

Scales and comparisons

• 161,742,991,924,100 seconds is equal to 5,142,926 years, 43 weeks, 4 days, 11 hours, 48 minutes, 20 seconds.
• To count from 1 to 161,742,991,924,100 would take you about twelve million, eight hundred fifty-seven thousand, three hundred seventeen 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 161742991924100 cubic inches would be around 4540.4 feet tall.

Recreational maths with 161742991924100

• 161742991924100 backwards is 001429199247161
• The number of decimal digits it has is: 15
• The sum of 161742991924100's digits is 56
• More coming soon!