28468540

Names of 28468540

• Cardinal: 28468540 can be written as Twenty-eight million, four hundred sixty-eight thousand, five hundred forty.

Scientific notation

• Scientific notation: 2.846854 × 10⁷

Factors of 28468540

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 165

Divisors of 28468540

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 5 10 17 20 31 34 37 62 68 73 74 85 124 146 148 155 170 185 292 310 340 365 370 527 620 629 730 740 1054 1147 1241 1258 1460 2108 2263 2294 2482 2516 2635 2701 3145 4526 4588 4964 5270 5402 5735 6205 6290 9052 10540 10804 11315 11470 12410 12580 13505 19499 22630 22940 24820 27010 38471 38998 45260 45917 54020 76942 77996 83731 91834 97495 153884 167462 183668 192355 194990 229585 334924 384710 389980 418655 459170 769420 837310 918340 1423427 1674620 2846854 5693708 7117135 14234270 28468540
• Sum of all divisors σ(n): 68027904
• Sum of proper divisors (its aliquot sum) s(n): 39559364
• 28468540 is an abundant number, because the sum of its proper divisors (39559364) is greater than itself. Its abundance is 11090824

Bases of 28468540

• Binary: 1101100100110010100111100₂
• Hexadecimal: 0x1B2653C
• Base-36: GY6GS

Squares and roots of 28468540

• 28468540 squared (28468540²) is 810457769731600
• 28468540 cubed (28468540³) is 23072549435914843864000
• The square root of 28468540 is 5335.5918134729
• The cube root of 28468540 is 305.3433024127

Scales and comparisons

• 28,468,540 seconds is equal to 47 weeks, 11 hours, 55 minutes, 40 seconds.
• To count from 1 to 28,468,540 would take you about eighteen 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 28468540 cubic inches would be around 25.4 feet tall.

Recreational maths with 28468540

• 28468540 backwards is 04586482
• 28468540 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 28468540's digits is 37
• More coming soon!