2745480420

Names of 2745480420

• Cardinal: 2745480420 can be written as Two billion, seven hundred forty-five million, four hundred eighty thousand, four hundred twenty.

Scientific notation

• Scientific notation: 2.74548042 × 10⁹

Factors of 2745480420

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 2752

Divisors of 2745480420

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 15 18 20 27 30 36 45 54 60 81 90 108 135 162 180 270 324 405 540 810 941 1620 1801 1882 2823 3602 3764 4705 5403 5646 7204 8469 9005 9410 10806 11292 14115 16209 16938 18010 18820 21612 25407 27015 28230 32418 33876 36020 42345 48627 50814 54030 56460 64836 76221 81045 84690 97254 101628 108060 127035 145881 152442 162090 169380 194508 243135 254070 291762 304884 324180 381105 486270 508140 583524 729405 762210 972540 1458810 1524420 1694741 2917620 3389482 5084223 6778964 8473705 10168446 15252669 16947410 20336892 25421115 30505338 33894820 45758007 50842230 61010676 76263345 91516014 101684460 137274021 152526690 183032028 228790035 274548042 305053380 457580070 549096084 686370105 915160140 1372740210 2745480420
• Sum of all divisors σ(n): 8626613688
• Sum of proper divisors (its aliquot sum) s(n): 5881133268
• 2745480420 is an abundant number, because the sum of its proper divisors (5881133268) is greater than itself. Its abundance is 3135652848

Bases of 2745480420

• Binary: 10100011101001001011010011100100₂
• Hexadecimal: 0xA3A4B4E4
• Base-36: 19EL690

Squares and roots of 2745480420

• 2745480420 squared (2745480420²) is 7537662736603376400
• 2745480420 cubed (2745480420³) is 20694505455908187212090088000
• The square root of 2745480420 is 52397.3321839957
• The cube root of 2745480420 is 1400.2517268445

Scales and comparisons

• 2,745,480,420 seconds is equal to 87 years, 15 weeks, 3 days, 9 hours, 27 minutes.
• To count from 1 to 2,745,480,420 would take you about one hundred seventy-four years!

  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 2745480420 cubic inches would be around 116.7 feet tall.

Recreational maths with 2745480420

• 2745480420 backwards is 0240845472
• 2745480420 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 2745480420's digits is 36
• More coming soon!