28364688

Names of 28364688

• Cardinal: 28364688 can be written as Twenty-eight million, three hundred sixty-four thousand, six hundred eighty-eight.

Scientific notation

• Scientific notation: 2.8364688 × 10⁷

Factors of 28364688

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 190

Divisors of 28364688

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 16 18 22 24 27 33 36 44 47 48 54 66 72 88 94 99 108 127 132 141 144 176 188 198 216 254 264 282 297 376 381 396 423 432 508 517 528 564 594 752 762 792 846 1016 1034 1128 1143 1188 1269 1397 1524 1551 1584 1692 2032 2068 2256 2286 2376 2538 2794 3048 3102 3384 3429 4136 4191 4572 4653 4752 5076 5588 5969 6096 6204 6768 6858 8272 8382 9144 9306 10152 11176 11938 12408 12573 13716 13959 16764 17907 18288 18612 20304 22352 23876 24816 25146 27432 27918 33528 35814 37224 37719 47752 50292 53721 54864 55836 65659 67056 71628 74448 75438 95504 100584 107442 111672 131318 143256 150876 161163 196977 201168 214884 223344 262636 286512 301752 322326 393954 429768 525272 590931 603504 644652 787908 859536 1050544 1181862 1289304 1575816 1772793 2363724 2578608 3151632 3545586 4727448 7091172 9454896 14182344 28364688
• Sum of all divisors σ(n): 91422720
• Sum of proper divisors (its aliquot sum) s(n): 63058032
• 28364688 is an abundant number, because the sum of its proper divisors (63058032) is greater than itself. Its abundance is 34693344

Bases of 28364688

• Binary: 1101100001100111110010000₂
• Hexadecimal: 0x1B0CF90
• Base-36: GVYC0

Squares and roots of 28364688

• 28364688 squared (28364688²) is 804555525337344
• 28364688 cubed (28364688³) is 22820966454869857308672
• The square root of 28364688 is 5325.8509179285
• The cube root of 28364688 is 304.9715569641

Scales and comparisons

• 28,364,688 seconds is equal to 46 weeks, 6 days, 7 hours, 4 minutes, 48 seconds.
• To count from 1 to 28,364,688 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 28364688 cubic inches would be around 25.4 feet tall.

Recreational maths with 28364688

• 28364688 backwards is 88646382
• The number of decimal digits it has is: 8
• The sum of 28364688's digits is 45
• More coming soon!