30468240

Names of 30468240

• Cardinal: 30468240 can be written as Thirty million, four hundred sixty-eight thousand, two hundred forty.

Scientific notation

• Scientific notation: 3.046824 × 10⁷

Factors of 30468240

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 3868

Divisors of 30468240

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 11 12 15 16 18 20 22 24 30 33 36 40 44 45 48 55 60 66 72 80 88 90 99 110 120 132 144 165 176 180 198 220 240 264 330 360 396 440 495 528 660 720 792 880 990 1320 1584 1980 2640 3847 3960 7694 7920 11541 15388 19235 23082 30776 34623 38470 42317 46164 57705 61552 69246 76940 84634 92328 115410 126951 138492 153880 169268 173115 184656 211585 230820 253902 276984 307760 338536 346230 380853 423170 461640 507804 553968 634755 677072 692460 761706 846340 923280 1015608 1269510 1384920 1523412 1692680 1904265 2031216 2539020 2769840 3046824 3385360 3808530 5078040 6093648 7617060 10156080 15234120 30468240
• Sum of all divisors σ(n): 111653568
• Sum of proper divisors (its aliquot sum) s(n): 81185328
• 30468240 is an abundant number, because the sum of its proper divisors (81185328) is greater than itself. Its abundance is 50717088

Bases of 30468240

• Binary: 1110100001110100010010000₂
• Hexadecimal: 0x1D0E890
• Base-36: I51G0

Squares and roots of 30468240

• 30468240 squared (30468240²) is 928313648697600
• 30468240 cubed (30468240³) is 28284083043794164224000
• The square root of 30468240 is 5519.8043443585
• The cube root of 30468240 is 312.3315016961

Scales and comparisons

• 30,468,240 seconds is equal to 50 weeks, 2 days, 15 hours, 24 minutes.
• To count from 1 to 30,468,240 would take you about twenty-three 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 30468240 cubic inches would be around 26 feet tall.

Recreational maths with 30468240

• 30468240 backwards is 04286403
• The number of decimal digits it has is: 8
• The sum of 30468240's digits is 27
• More coming soon!