28715960

Names of 28715960

• Cardinal: 28715960 can be written as Twenty-eight million, seven hundred fifteen thousand, nine hundred sixty.

Scientific notation

• Scientific notation: 2.871596 × 10⁷

Factors of 28715960

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 50

Divisors of 28715960

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 4 5 7 8 10 13 14 20 23 26 28 35 40 46 49 52 56 65 70 91 92 98 104 115 130 140 161 182 184 196 230 245 260 280 299 322 343 364 392 455 460 490 520 598 637 644 686 728 805 910 920 980 1127 1196 1274 1288 1372 1495 1610 1715 1820 1960 2093 2254 2392 2401 2548 2744 2990 3185 3220 3430 3640 4186 4459 4508 4802 5096 5635 5980 6370 6440 6860 7889 8372 8918 9016 9604 10465 11270 11960 12005 12740 13720 14651 15778 16744 17836 19208 20930 22295 22540 24010 25480 29302 31213 31556 35672 39445 41860 44590 45080 48020 55223 58604 62426 63112 73255 78890 83720 89180 96040 102557 110446 117208 124852 146510 156065 157780 178360 205114 220892 249704 276115 293020 312130 315560 410228 441784 512785 552230 586040 624260 717899 820456 1025570 1104460 1248520 1435798 2051140 2208920 2871596 3589495 4102280 5743192 7178990 14357980 28715960
• Sum of all divisors σ(n): 84702240
• Sum of proper divisors (its aliquot sum) s(n): 55986280
• 28715960 is an abundant number, because the sum of its proper divisors (55986280) is greater than itself. Its abundance is 27270320

Bases of 28715960

• Binary: 1101101100010101110111000₂
• Hexadecimal: 0x1B62BB8
• Base-36: H3HDK

Squares and roots of 28715960

• 28715960 squared (28715960²) is 824606358721600
• 28715960 cubed (28715960³) is 23679363212795116736000
• The square root of 28715960 is 5358.7274608809
• The cube root of 28715960 is 306.2253313463

Scales and comparisons

• 28,715,960 seconds is equal to 47 weeks, 3 days, 8 hours, 39 minutes, 20 seconds.
• To count from 1 to 28,715,960 would take you about nineteen 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 28715960 cubic inches would be around 25.5 feet tall.

Recreational maths with 28715960

• 28715960 backwards is 06951782
• The number of decimal digits it has is: 8
• The sum of 28715960's digits is 38
• More coming soon!