161042142195

Names of 161042142195

• Cardinal: 161042142195 can be written as One hundred sixty-one billion, forty-two million, one hundred forty-two thousand, one hundred ninety-five.

Scientific notation

• Scientific notation: 1.61042142195 × 10¹¹

Factors of 161042142195

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 842

Divisors of 161042142195

• Number of divisors d(n): 144
• Complete list of divisors:
  1 3 5 9 11 15 27 33 45 55 81 99 121 135 165 243 297 363 405 495 605 823 891 1089 1215 1331 1485 1815 2469 2673 3267 3993 4115 4455 5445 6655 7407 9053 9801 11979 12345 13365 14641 16335 19965 22221 27159 29403 35937 37035 43923 45265 49005 59895 66663 73205 81477 99583 107811 111105 131769 135795 147015 161051 179685 199989 219615 244431 298749 323433 333315 395307 407385 483153 497915 539055 658845 733293 805255 896247 999945 1095413 1185921 1222155 1449459 1493745 1617165 1976535 2199879 2415765 2688741 3286239 3557763 3666465 4348377 4481235 5477065 5929605 7247295 8066223 9858717 10999395 12049543 13045131 13443705 16431195 17788815 21741885 24198669 29576151 36148629 39135393 40331115 49293585 60247715 65225655 88728453 108445887 120993345 132544973 147880755 180743145 195676965 266185359 325337661 397634919 443642265 542229435 662724865 976012983 1192904757 1330926795 1626688305 1988174595 2928038949 3578714271 4880064915 5964523785 10736142813 14640194745 17893571355 32208428439 53680714065 161042142195
• Sum of all divisors σ(n): 318812772096
• Sum of proper divisors (its aliquot sum) s(n): 157770629901
• 161042142195 is a deficient number, because the sum of its proper divisors (157770629901) is less than itself. Its deficiency is 3271512294

Bases of 161042142195

• Binary: 10010101111110110111000001001111110011₂
• Hexadecimal: 0x257EDC13F3
• Base-36: 21ZCC06R

Squares and roots of 161042142195

• 161042142195 squared (161042142195²) is 25934571562754599418025
• 161042142195 cubed (161042142195³) is 4176558961375529565367846296064875
• The square root of 161042142195 is 401300.5634122633
• The cube root of 161042142195 is 5440.5964396481

Scales and comparisons

• 161,042,142,195 seconds is equal to 5,120 years, 33 weeks, 2 days, 16 hours, 23 minutes, 15 seconds.
• To count from 1 to 161,042,142,195 would take you about ten thousand, two hundred forty-one 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 161042142195 cubic inches would be around 453.4 feet tall.

Recreational maths with 161042142195

• 161042142195 backwards is 591241240161
• The number of decimal digits it has is: 12
• The sum of 161042142195's digits is 36
• More coming soon!