28904014239040

Names of 28904014239040

• Cardinal: 28904014239040 can be written as Twenty-eight trillion, nine hundred four billion, fourteen million, two hundred thirty-nine thousand and forty.

Scientific notation

• Scientific notation: 2.890401423904 × 10¹³

Factors of 28904014239040

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 828670249

Divisors of 28904014239040

• Number of divisors d(n): 56
• Complete list of divisors:
  1 2 4 5 8 10 16 20 32 40 64 80 109 160 218 320 436 545 872 1090 1744 2180 3488 4360 6976 8720 17440 34880 828670133 1657340266 3314680532 4143350665 6629361064 8286701330 13258722128 16573402660 26517444256 33146805320 53034888512 66293610640 90325044497 132587221280 180650088994 265174442560 361300177988 451625222485 722600355976 903250444970 1445200711952 1806500889940 2890401423904 3613001779880 5780802847808 7226003559760 14452007119520 28904014239040
• Sum of all divisors σ(n): 69459130631880
• Sum of proper divisors (its aliquot sum) s(n): 40555116392840
• 28904014239040 is an abundant number, because the sum of its proper divisors (40555116392840) is greater than itself. Its abundance is 11651102153800

Bases of 28904014239040

• Binary: 110100100100110111101100000000101010101000000₂
• Hexadecimal: 0x1A49BD805540
• Base-36: A8UBJSQPS

Squares and roots of 28904014239040

• 28904014239040 squared (28904014239040²) is 835442039130627070260121600
• 28904014239040 cubed (28904014239040³) is 24147628594924257701362633243081867264000
• The square root of 28904014239040 is 5376245.3663351341
• The cube root of 28904014239040 is 30689.2343918955

Scales and comparisons

• 28,904,014,239,040 seconds is equal to 919,058 years, 12 weeks, 5 days, 20 hours, 10 minutes, 40 seconds.
• To count from 1 to 28,904,014,239,040 would take you about two million, two hundred ninety-seven thousand, six hundred forty-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 28904014239040 cubic inches would be around 2557.4 feet tall.

Recreational maths with 28904014239040

• 28904014239040 backwards is 04093241040982
• The number of decimal digits it has is: 14
• The sum of 28904014239040's digits is 46
• More coming soon!