1428860400

Names of 1428860400

• Cardinal: 1428860400 can be written as One billion, four hundred twenty-eight million, eight hundred sixty thousand, four hundred.

Scientific notation

• Scientific notation: 1.4288604 × 10⁹

Factors of 1428860400

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 108268

Divisors of 1428860400

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 3 4 5 6 8 10 11 12 15 16 20 22 24 25 30 33 40 44 48 50 55 60 66 75 80 88 100 110 120 132 150 165 176 200 220 240 264 275 300 330 400 440 528 550 600 660 825 880 1100 1200 1320 1650 2200 2640 3300 4400 6600 13200 108247 216494 324741 432988 541235 649482 865976 1082470 1190717 1298964 1623705 1731952 2164940 2381434 2597928 2706175 3247410 3572151 4329880 4762868 5195856 5412350 5953585 6494820 7144302 8118525 8659760 9525736 10824700 11907170 12989640 14288604 16237050 17860755 19051472 21649400 23814340 25979280 28577208 29767925 32474100 35721510 43298800 47628680 57154416 59535850 64948200 71443020 89303775 95257360 119071700 129896400 142886040 178607550 238143400 285772080 357215100 476286800 714430200 1428860400
• Sum of all divisors σ(n): 4993263744
• Sum of proper divisors (its aliquot sum) s(n): 3564403344
• 1428860400 is an abundant number, because the sum of its proper divisors (3564403344) is greater than itself. Its abundance is 2135542944

Bases of 1428860400

• Binary: 1010101001010101010110111110000₂
• Hexadecimal: 0x552AADF0
• Base-36: NMPFQO

Squares and roots of 1428860400

• 1428860400 squared (1428860400²) is 2041642042688160000
• 1428860400 cubed (1428860400³) is 2917221465772221372864000000
• The square root of 1428860400 is 37800.2698403067
• The cube root of 1428860400 is 1126.3238144643

Scales and comparisons

• 1,428,860,400 seconds is equal to 45 years, 22 weeks, 3 days, 17 hours, 40 minutes.
• To count from 1 to 1,428,860,400 would take you about ninety 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 1428860400 cubic inches would be around 93.9 feet tall.

Recreational maths with 1428860400

• 1428860400 backwards is 0040688241
• 1428860400 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 1428860400's digits is 33
• More coming soon!