28381024

Names of 28381024

• Cardinal: 28381024 can be written as Twenty-eight million, three hundred eighty-one thousand and twenty-four.

Scientific notation

• Scientific notation: 2.8381024 × 10⁷

Factors of 28381024

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 312

Divisors of 28381024

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 7 8 14 16 17 28 29 32 34 56 58 68 112 116 119 136 203 224 232 238 257 272 406 464 476 493 514 544 812 928 952 986 1028 1624 1799 1904 1972 2056 3248 3451 3598 3808 3944 4112 4369 6496 6902 7196 7453 7888 8224 8738 13804 14392 14906 15776 17476 27608 28784 29812 30583 34952 52171 55216 57568 59624 61166 69904 104342 110432 119248 122332 126701 139808 208684 238496 244664 253402 417368 489328 506804 834736 886907 978656 1013608 1669472 1773814 2027216 3547628 4054432 7095256 14190512 28381024
• Sum of all divisors σ(n): 70217280
• Sum of proper divisors (its aliquot sum) s(n): 41836256
• 28381024 is an abundant number, because the sum of its proper divisors (41836256) is greater than itself. Its abundance is 13455232

Bases of 28381024

• Binary: 1101100010000111101100000₂
• Hexadecimal: 0x1B10F60
• Base-36: GWAXS

Squares and roots of 28381024

• 28381024 squared (28381024²) is 805482523288576
• 28381024 cubed (28381024³) is 22860418825033634381824
• The square root of 28381024 is 5327.3843488151
• The cube root of 28381024 is 305.0300928831

Scales and comparisons

• 28,381,024 seconds is equal to 46 weeks, 6 days, 11 hours, 37 minutes, 4 seconds.
• To count from 1 to 28,381,024 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 28381024 cubic inches would be around 25.4 feet tall.

Recreational maths with 28381024

• 28381024 backwards is 42018382
• 28381024 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 28381024's digits is 28
• More coming soon!