30864384

Names of 30864384

• Cardinal: 30864384 can be written as Thirty million, eight hundred sixty-four thousand, three hundred eighty-four.

Scientific notation

• Scientific notation: 3.0864384 × 10⁷

Factors of 30864384

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 219

Divisors of 30864384

• Number of divisors d(n): 132
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 17 18 24 32 34 36 48 51 64 68 72 96 102 128 136 144 153 192 197 204 256 272 288 306 384 394 408 512 544 576 591 612 768 788 816 1024 1088 1152 1182 1224 1536 1576 1632 1773 2176 2304 2364 2448 3072 3152 3264 3349 3546 4352 4608 4728 4896 6304 6528 6698 7092 8704 9216 9456 9792 10047 12608 13056 13396 14184 17408 18912 19584 20094 25216 26112 26792 28368 30141 37824 39168 40188 50432 52224 53584 56736 60282 75648 78336 80376 100864 107168 113472 120564 151296 156672 160752 201728 214336 226944 241128 302592 321504 428672 453888 482256 605184 643008 857344 907776 964512 1286016 1714688 1815552 1929024 2572032 3429376 3858048 5144064 7716096 10288128 15432192 30864384
• Sum of all divisors σ(n): 94841604
• Sum of proper divisors (its aliquot sum) s(n): 63977220
• 30864384 is an abundant number, because the sum of its proper divisors (63977220) is greater than itself. Its abundance is 33112836

Bases of 30864384

• Binary: 1110101101111010000000000₂
• Hexadecimal: 0x1D6F400
• Base-36: IDJ40

Squares and roots of 30864384

• 30864384 squared (30864384²) is 952610199699456
• 30864384 cubed (30864384³) is 29401727005840694575104
• The square root of 30864384 is 5555.5723377525
• The cube root of 30864384 is 313.6793079995

Scales and comparisons

• 30,864,384 seconds is equal to 51 weeks, 5 hours, 26 minutes, 24 seconds.
• To count from 1 to 30,864,384 would take you about twenty-four 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 30864384 cubic inches would be around 26.1 feet tall.

Recreational maths with 30864384

• 30864384 backwards is 48346803
• 30864384 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 30864384's digits is 36
• More coming soon!