27980040

Names of 27980040

• Cardinal: 27980040 can be written as Twenty-seven million, nine hundred eighty thousand and forty.

Scientific notation

• Scientific notation: 2.798004 × 10⁷

Factors of 27980040

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 109

Divisors of 27980040

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 5 6 8 10 11 12 15 20 22 24 30 33 40 41 44 47 55 60 66 82 88 94 110 120 121 123 132 141 164 165 188 205 220 235 242 246 264 282 328 330 363 376 410 440 451 470 484 492 517 564 605 615 660 705 726 820 902 940 968 984 1034 1128 1210 1230 1320 1353 1410 1452 1551 1640 1804 1815 1880 1927 2068 2255 2420 2460 2585 2706 2820 2904 3102 3608 3630 3854 4136 4510 4840 4920 4961 5170 5412 5640 5687 5781 6204 6765 7260 7708 7755 9020 9635 9922 10340 10824 11374 11562 12408 13530 14520 14883 15416 15510 17061 18040 19270 19844 20680 21197 22748 23124 24805 27060 28435 28905 29766 31020 34122 38540 39688 42394 45496 46248 49610 54120 56870 57810 59532 62040 63591 68244 74415 77080 84788 85305 99220 105985 113740 115620 119064 127182 136488 148830 169576 170610 198440 211970 227480 231240 233167 254364 297660 317955 341220 423940 466334 508728 595320 635910 682440 699501 847880 932668 1165835 1271820 1399002 1865336 2331670 2543640 2798004 3497505 4663340 5596008 6995010 9326680 13990020 27980040
• Sum of all divisors σ(n): 96526080
• Sum of proper divisors (its aliquot sum) s(n): 68546040
• 27980040 is an abundant number, because the sum of its proper divisors (68546040) is greater than itself. Its abundance is 40566000

Bases of 27980040

• Binary: 1101010101111000100001000₂
• Hexadecimal: 0x1AAF108
• Base-36: GNPJC

Squares and roots of 27980040

• 27980040 squared (27980040²) is 782882638401600
• 27980040 cubed (27980040³) is 21905087537782304064000
• The square root of 27980040 is 5289.6162431693
• The cube root of 27980040 is 303.5867248973

Scales and comparisons

• 27,980,040 seconds is equal to 46 weeks, 1 day, 20 hours, 14 minutes.
• To count from 1 to 27,980,040 would take you about seventeen 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 27980040 cubic inches would be around 25.3 feet tall.

Recreational maths with 27980040

• 27980040 backwards is 04008972
• 27980040 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 27980040's digits is 30
• More coming soon!