28713690432

Names of 28713690432

• Cardinal: 28713690432 can be written as Twenty-eight billion, seven hundred thirteen million, six hundred ninety thousand, four hundred thirty-two.

Scientific notation

• Scientific notation: 2.8713690432 × 10¹⁰

Factors of 28713690432

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 44854

Divisors of 28713690432

• Number of divisors d(n): 224
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 27 28 32 36 42 48 53 54 56 63 64 72 84 96 106 108 112 126 144 159 168 189 192 212 216 224 252 288 318 336 371 378 424 432 448 477 504 576 636 672 742 756 848 864 954 1008 1113 1272 1344 1431 1484 1512 1696 1728 1908 2016 2226 2544 2862 2968 3024 3339 3392 3816 4032 4452 5088 5724 5936 6048 6678 7632 8904 10017 10176 11448 11872 12096 13356 15264 17808 20034 22896 23744 26712 30528 35616 40068 44789 45792 53424 71232 80136 89578 91584 106848 134367 160272 179156 213696 268734 313523 320544 358312 403101 537468 627046 641088 716624 806202 940569 1074936 1209303 1254092 1433248 1612404 1881138 2149872 2373817 2418606 2508184 2821707 2866496 3224808 3762276 4299744 4747634 4837212 5016368 5643414 6449616 7121451 7524552 8465121 8599488 9495268 9674424 10032736 11286828 12899232 14242902 15049104 16616719 16930242 18990536 19348848 20065472 21364353 22573656 25798464 28485804 30098208 33233438 33860484 37981072 38697696 42728706 45147312 49850157 56971608 60196416 64093059 66466876 67720968 75962144 77395392 85457412 90294624 99700314 113943216 128186118 132933752 135441936 149550471 151924288 170914824 180589248 199400628 227886432 256372236 265867504 270883872 299100942 341829648 398801256 448651413 455772864 512744472 531735008 541767744 598201884 683659296 797602512 897302826 1025488944 1063470016 1196403768 1367318592 1595205024 1794605652 2050977888 2392807536 3190410048 3589211304 4101955776 4785615072 7178422608 9571230144 14356845216 28713690432
• Sum of all divisors σ(n): 98294342400
• Sum of proper divisors (its aliquot sum) s(n): 69580651968
• 28713690432 is an abundant number, because the sum of its proper divisors (69580651968) is greater than itself. Its abundance is 40866961536

Bases of 28713690432

• Binary: 11010101111011110000010010101000000₂
• Hexadecimal: 0x6AF782540
• Base-36: D6VE1C0

Squares and roots of 28713690432

• 28713690432 squared (28713690432²) is 824476018224728346624
• 28713690432 cubed (28713690432³) is 23673749155912839952256728301568
• The square root of 28713690432 is 169451.1446759803
• The cube root of 28713690432 is 3062.1726361993

Scales and comparisons

• 28,713,690,432 seconds is equal to 913 years, 2 days, 9 hours, 7 minutes, 12 seconds.
• To count from 1 to 28,713,690,432 would take you about one thousand, eight hundred twenty-six 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 28713690432 cubic inches would be around 255.2 feet tall.

Recreational maths with 28713690432

• 28713690432 backwards is 23409631782
• The number of decimal digits it has is: 11
• The sum of 28713690432's digits is 45
• More coming soon!