125467728

Names of 125467728

• Cardinal: 125467728 can be written as One hundred twenty-five million, four hundred sixty-seven thousand, seven hundred twenty-eight.

Scientific notation

• Scientific notation: 1.25467728 × 10⁸

Factors of 125467728

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 726

Divisors of 125467728

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 3 4 6 8 12 16 24 48 61 73 122 146 183 219 244 292 366 438 488 584 587 732 876 976 1168 1174 1464 1752 1761 2348 2928 3504 3522 4453 4696 7044 8906 9392 13359 14088 17812 26718 28176 35624 35807 42851 53436 71248 71614 85702 106872 107421 128553 143228 171404 213744 214842 257106 286456 342808 429684 514212 572912 685616 859368 1028424 1718736 2056848 2613911 5227822 7841733 10455644 15683466 20911288 31366932 41822576 62733864 125467728
• Sum of all divisors σ(n): 334520256
• Sum of proper divisors (its aliquot sum) s(n): 209052528
• 125467728 is an abundant number, because the sum of its proper divisors (209052528) is greater than itself. Its abundance is 83584800

Bases of 125467728

• Binary: 111011110100111110001010000₂
• Hexadecimal: 0x77A7C50
• Base-36: 22P7IO

Squares and roots of 125467728

• 125467728 squared (125467728²) is 15742150769481984
• 125467728 cubed (125467728³) is 1975131890880356269412352
• The square root of 125467728 is 11201.2377887445
• The cube root of 125467728 is 500.6228610993

Scales and comparisons

• 125,467,728 seconds is equal to 3 years, 51 weeks, 3 days, 4 hours, 8 minutes, 48 seconds.
• To count from 1 to 125,467,728 would take you about 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 125467728 cubic inches would be around 41.7 feet tall.

Recreational maths with 125467728

• 125467728 backwards is 827764521
• The number of decimal digits it has is: 9
• The sum of 125467728's digits is 42
• More coming soon!