19980480

Names of 19980480

• Cardinal: 19980480 can be written as Nineteen million, nine hundred eighty thousand, four hundred eighty.

Scientific notation

• Scientific notation: 1.998048 × 10⁷

Factors of 19980480

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 1624

Divisors of 19980480

• Number of divisors d(n): 112
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 13 15 16 20 24 26 30 32 39 40 48 52 60 64 65 78 80 96 104 120 130 156 160 192 195 208 240 260 312 320 390 416 480 520 624 780 832 960 1040 1248 1560 1601 2080 2496 3120 3202 4160 4803 6240 6404 8005 9606 12480 12808 16010 19212 20813 24015 25616 32020 38424 41626 48030 51232 62439 64040 76848 83252 96060 102464 104065 124878 128080 153696 166504 192120 208130 249756 256160 307392 312195 333008 384240 416260 499512 512320 624390 666016 768480 832520 999024 1248780 1332032 1536960 1665040 1998048 2497560 3330080 3996096 4995120 6660160 9990240 19980480
• Sum of all divisors σ(n): 68360544
• Sum of proper divisors (its aliquot sum) s(n): 48380064
• 19980480 is an abundant number, because the sum of its proper divisors (48380064) is greater than itself. Its abundance is 28399584

Bases of 19980480

• Binary: 1001100001110000011000000₂
• Hexadecimal: 0x130E0C0
• Base-36: BW91C

Squares and roots of 19980480

• 19980480 squared (19980480²) is 399219581030400
• 19980480 cubed (19980480³) is 7976598854386286592000
• The square root of 19980480 is 4469.9530198877
• The cube root of 19980480 is 271.3534238609

Scales and comparisons

• 19,980,480 seconds is equal to 33 weeks, 6 hours, 8 minutes.
• To count from 1 to 19,980,480 would take you about forty-nine 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 19980480 cubic inches would be around 22.6 feet tall.

Recreational maths with 19980480

• 19980480 backwards is 08408991
• 19980480 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 19980480's digits is 39
• More coming soon!