28642792320

Names of 28642792320

• Cardinal: 28642792320 can be written as Twenty-eight billion, six hundred forty-two million, seven hundred ninety-two thousand, three hundred twenty.

Scientific notation

• Scientific notation: 2.864279232 × 10¹⁰

Factors of 28642792320

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 552533

Divisors of 28642792320

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 32 36 40 45 48 54 60 64 72 80 81 90 96 108 120 128 135 144 160 162 180 192 216 240 270 288 320 324 360 384 405 432 480 540 576 640 648 720 810 864 960 1080 1152 1296 1440 1620 1728 1920 2160 2592 2880 3240 3456 4320 5184 5760 6480 8640 10368 12960 17280 25920 51840 552523 1105046 1657569 2210092 2762615 3315138 4420184 4972707 5525230 6630276 8287845 8840368 9945414 11050460 13260552 14918121 16575690 17680736 19890828 22100920 24863535 26521104 29836242 33151380 35361472 39781656 44201840 44754363 49727070 53042208 59672484 66302760 70722944 74590605 79563312 88403680 89508726 99454140 106084416 119344968 132605520 149181210 159126624 176807360 179017452 198908280 212168832 223771815 238689936 265211040 298362420 318253248 353614720 358034904 397816560 447543630 477379872 530422080 596724840 636506496 716069808 795633120 895087260 954759744 1060844160 1193449680 1432139616 1591266240 1790174520 1909519488 2386899360 2864279232 3182532480 3580349040 4773798720 5728558464 7160698080 9547597440 14321396160 28642792320
• Sum of all divisors σ(n): 102288768120
• Sum of proper divisors (its aliquot sum) s(n): 73645975800
• 28642792320 is an abundant number, because the sum of its proper divisors (73645975800) is greater than itself. Its abundance is 45003183480

Bases of 28642792320

• Binary: 11010101011001111100101001110000000₂
• Hexadecimal: 0x6AB3E5380
• Base-36: D5P6G00

Squares and roots of 28642792320

• 28642792320 squared (28642792320²) is 820409551886650982400
• 28642792320 cubed (28642792320³) is 23498820412033608269207175168000
• The square root of 28642792320 is 169241.8161093765
• The cube root of 28642792320 is 3059.6502483761

Scales and comparisons

• 28,642,792,320 seconds is equal to 910 years, 39 weeks, 19 hours, 12 minutes.
• To count from 1 to 28,642,792,320 would take you about one thousand, eight hundred twenty-one 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 28642792320 cubic inches would be around 255 feet tall.

Recreational maths with 28642792320

• 28642792320 backwards is 02329724682
• 28642792320 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 28642792320's digits is 45
• More coming soon!