39243838428

Names of 39243838428

• Cardinal: 39243838428 can be written as Thirty-nine billion, two hundred forty-three million, eight hundred thirty-eight thousand, four hundred twenty-eight.

Scientific notation

• Scientific notation: 3.9243838428 × 10¹⁰

Factors of 39243838428

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 228502

Divisors of 39243838428

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 6 9 12 17 18 34 36 51 68 102 153 204 281 306 562 612 843 1124 1686 2529 3372 4777 5058 9554 10116 14331 19108 28662 42993 57324 85986 171972 228199 456398 684597 912796 1369194 2053791 2738388 3879383 4107582 7758766 8215164 11638149 15517532 23276298 34914447 46552596 64123919 69828894 128247838 139657788 192371757 256495676 384743514 577115271 769487028 1090106623 1154230542 2180213246 2308461084 3270319869 4360426492 6540639738 9810959607 13081279476 19621919214 39243838428
• Sum of all divisors σ(n): 105409231200
• Sum of proper divisors (its aliquot sum) s(n): 66165392772
• 39243838428 is an abundant number, because the sum of its proper divisors (66165392772) is greater than itself. Its abundance is 26921554344

Bases of 39243838428

• Binary: 100100100011000111010111001111011100₂
• Hexadecimal: 0x9231D73DC
• Base-36: I10RNJ0

Squares and roots of 39243838428

• 39243838428 squared (39243838428²) is 1540078854562969511184
• 39243838428 cubed (39243838428³) is 60438605734848486048795034978752
• The square root of 39243838428 is 198100.5765463595
• The cube root of 39243838428 is 3398.2643513833

Scales and comparisons

• 39,243,838,428 seconds is equal to 1,247 years, 43 weeks, 2 days, 2 hours, 13 minutes, 48 seconds.
• To count from 1 to 39,243,838,428 would take you about two thousand, four hundred ninety-five 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 39243838428 cubic inches would be around 283.2 feet tall.

Recreational maths with 39243838428

• 39243838428 backwards is 82483834293
• The number of decimal digits it has is: 11
• The sum of 39243838428's digits is 54
• More coming soon!