74143890

Names of 74143890

• Cardinal: 74143890 can be written as Seventy-four million, one hundred forty-three thousand, eight hundred ninety.

Scientific notation

• Scientific notation: 7.414389 × 10⁷

Factors of 74143890

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 275

Divisors of 74143890

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 5 6 9 10 15 18 19 27 30 38 45 54 57 90 95 97 114 135 149 171 190 194 270 285 291 298 342 447 485 513 570 582 745 855 873 894 970 1026 1341 1455 1490 1710 1746 1843 2235 2565 2619 2682 2831 2910 3686 4023 4365 4470 5130 5238 5529 5662 6705 8046 8493 8730 9215 11058 13095 13410 14155 14453 16587 16986 18430 20115 25479 26190 27645 28310 28906 33174 40230 42465 43359 49761 50958 55290 72265 76437 82935 84930 86718 99522 127395 130077 144530 152874 165870 216795 248805 254790 260154 274607 382185 390231 433590 497610 549214 650385 764370 780462 823821 1300770 1373035 1647642 1951155 2471463 2746070 3902310 4119105 4942926 7414389 8238210 12357315 14828778 24714630 37071945 74143890
• Sum of all divisors σ(n): 211680000
• Sum of proper divisors (its aliquot sum) s(n): 137536110
• 74143890 is an abundant number, because the sum of its proper divisors (137536110) is greater than itself. Its abundance is 63392220

Bases of 74143890

• Binary: 100011010110101100010010010₂
• Hexadecimal: 0x46B5892
• Base-36: 1855SI

Squares and roots of 74143890

• 74143890 squared (74143890²) is 5497316424332100
• 74143890 cubed (74143890³) is 407592424260872545869000
• The square root of 74143890 is 8610.6846417693
• The cube root of 74143890 is 420.1055856991

Scales and comparisons

• 74,143,890 seconds is equal to 2 years, 18 weeks, 4 days, 3 hours, 31 minutes, 30 seconds.
• To count from 1 to 74,143,890 would take you about three 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 74143890 cubic inches would be around 35 feet tall.

Recreational maths with 74143890

• 74143890 backwards is 09834147
• The number of decimal digits it has is: 8
• The sum of 74143890's digits is 36
• More coming soon!