2748240

Names of 2748240

• Cardinal: 2748240 can be written as Two million, seven hundred forty-eight thousand, two hundred forty.

Scientific notation

• Scientific notation: 2.74824 × 10⁶

Factors of 2748240

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 368

Divisors of 2748240

• 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 99 110 120 132 144 165 176 180 198 220 240 264 330 347 360 396 440 495 528 660 694 720 792 880 990 1041 1320 1388 1584 1735 1980 2082 2640 2776 3123 3470 3817 3960 4164 5205 5552 6246 6940 7634 7920 8328 10410 11451 12492 13880 15268 15615 16656 19085 20820 22902 24984 27760 30536 31230 34353 38170 41640 45804 49968 57255 61072 62460 68706 76340 83280 91608 114510 124920 137412 152680 171765 183216 229020 249840 274824 305360 343530 458040 549648 687060 916080 1374120 2748240
• Sum of all divisors σ(n): 10097568
• Sum of proper divisors (its aliquot sum) s(n): 7349328
• 2748240 is an abundant number, because the sum of its proper divisors (7349328) is greater than itself. Its abundance is 4601088

Bases of 2748240

• Binary: 1010011110111101010000₂
• Hexadecimal: 0x29EF50
• Base-36: 1MWK0

Squares and roots of 2748240

• 2748240 squared (2748240²) is 7552823097600
• 2748240 cubed (2748240³) is 20756970549748224000
• The square root of 2748240 is 1657.7816502785
• The cube root of 2748240 is 140.0720717347

Scales and comparisons

• 2,748,240 seconds is equal to 4 weeks, 3 days, 19 hours, 24 minutes.
• To count from 1 to 2,748,240 would take you about six 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 2748240 cubic inches would be around 11.7 feet tall.

Recreational maths with 2748240

• 2748240 backwards is 0428472
• The number of decimal digits it has is: 7
• The sum of 2748240's digits is 27
• More coming soon!