38975985

Names of 38975985

• Cardinal: 38975985 can be written as Thirty-eight million, nine hundred seventy-five thousand, nine hundred eighty-five.

Scientific notation

• Scientific notation: 3.8975985 × 10⁷

Factors of 38975985

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 62

Divisors of 38975985

• Number of divisors d(n): 84
• Complete list of divisors:
  1 3 5 9 15 17 27 37 45 51 81 85 111 135 153 185 243 255 289 333 405 459 555 629 729 765 867 999 1215 1377 1445 1665 1887 2295 2601 2997 3145 3645 4131 4335 4995 5661 6885 7803 8991 9435 10693 12393 13005 14985 16983 20655 23409 26973 28305 32079 39015 44955 50949 53465 61965 70227 84915 96237 117045 134865 152847 160395 210681 254745 288711 351135 458541 481185 764235 866133 1053405 1443555 2292705 2598399 4330665 7795197 12991995 38975985
• Sum of all divisors σ(n): 76505628
• Sum of proper divisors (its aliquot sum) s(n): 37529643
• 38975985 is a deficient number, because the sum of its proper divisors (37529643) is less than itself. Its deficiency is 1446342

Bases of 38975985

• Binary: 10010100101011100111110001₂
• Hexadecimal: 0x252B9F1
• Base-36: N7E29

Squares and roots of 38975985

• 38975985 squared (38975985²) is 1519127406720225
• 38975985 cubed (38975985³) is 59209487017416388796625
• The square root of 38975985 is 6243.0749635095
• The cube root of 38975985 is 339.0515232205

Scales and comparisons

• 38,975,985 seconds is equal to 1 year, 12 weeks, 3 days, 2 hours, 39 minutes, 45 seconds.
• To count from 1 to 38,975,985 would take you about forty-four weeks!

  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 38975985 cubic inches would be around 28.3 feet tall.

Recreational maths with 38975985

• 38975985 backwards is 58957983
• The number of decimal digits it has is: 8
• The sum of 38975985's digits is 54
• More coming soon!