28481760

Names of 28481760

• Cardinal: 28481760 can be written as Twenty-eight million, four hundred eighty-one thousand, seven hundred sixty.

Scientific notation

• Scientific notation: 2.848176 × 10⁷

Factors of 28481760

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 376

Divisors of 28481760

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 19 20 24 27 30 32 36 38 40 45 48 54 57 60 72 76 80 90 95 96 108 114 120 135 144 152 160 171 180 190 216 228 240 270 285 288 304 342 347 360 380 432 456 480 513 540 570 608 684 694 720 760 855 864 912 1026 1041 1080 1140 1368 1388 1440 1520 1710 1735 1824 2052 2082 2160 2280 2565 2736 2776 3040 3123 3420 3470 4104 4164 4320 4560 5130 5205 5472 5552 6246 6593 6840 6940 8208 8328 9120 9369 10260 10410 11104 12492 13186 13680 13880 15615 16416 16656 18738 19779 20520 20820 24984 26372 27360 27760 31230 32965 33312 37476 39558 41040 41640 46845 49968 52744 55520 59337 62460 65930 74952 79116 82080 83280 93690 98895 99936 105488 118674 124920 131860 149904 158232 166560 178011 187380 197790 210976 237348 249840 263720 296685 299808 316464 356022 374760 395580 474696 499680 527440 593370 632928 712044 749520 791160 890055 949392 1054880 1186740 1424088 1499040 1582320 1780110 1898784 2373480 2848176 3164640 3560220 4746960 5696352 7120440 9493920 14240880 28481760
• Sum of all divisors σ(n): 105235200
• Sum of proper divisors (its aliquot sum) s(n): 76753440
• 28481760 is an abundant number, because the sum of its proper divisors (76753440) is greater than itself. Its abundance is 48271680

Bases of 28481760

• Binary: 1101100101001100011100000₂
• Hexadecimal: 0x1B298E0
• Base-36: GYGO0

Squares and roots of 28481760

• 28481760 squared (28481760²) is 811210652697600
• 28481760 cubed (28481760³) is 23104707119576395776000
• The square root of 28481760 is 5336.8305200745
• The cube root of 28481760 is 305.3905594173

Scales and comparisons

• 28,481,760 seconds is equal to 47 weeks, 15 hours, 36 minutes.
• To count from 1 to 28,481,760 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 28481760 cubic inches would be around 25.4 feet tall.

Recreational maths with 28481760

• 28481760 backwards is 06718482
• 28481760 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 28481760's digits is 36
• More coming soon!