1428900368

Names of 1428900368

• Cardinal: 1428900368 can be written as One billion, four hundred twenty-eight million, nine hundred thousand, three hundred sixty-eight.

Scientific notation

• Scientific notation: 1.428900368 × 10⁹

Factors of 1428900368

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 249

Divisors of 1428900368

• Number of divisors d(n): 90
• Complete list of divisors:
  1 2 4 7 8 14 16 28 49 56 98 112 113 127 196 226 254 392 452 508 784 791 889 904 1016 1582 1778 1808 2032 3164 3556 5537 6223 6328 7112 11074 12446 12656 14224 14351 16129 22148 24892 28702 32258 44296 49784 57404 64516 88592 99568 100457 112903 114808 129032 200914 225806 229616 258064 401828 451612 703199 790321 803656 903224 1406398 1580642 1607312 1806448 1822577 2812796 3161284 3645154 5625592 6322568 7290308 11251184 12645136 12758039 14580616 25516078 29161232 51032156 89306273 102064312 178612546 204128624 357225092 714450184 1428900368
• Sum of all divisors σ(n): 3274777566
• Sum of proper divisors (its aliquot sum) s(n): 1845877198
• 1428900368 is an abundant number, because the sum of its proper divisors (1845877198) is greater than itself. Its abundance is 416976830

Bases of 1428900368

• Binary: 1010101001010110100101000010000₂
• Hexadecimal: 0x552B4A10
• Base-36: NMQAKW

Squares and roots of 1428900368

• 1428900368 squared (1428900368²) is 2041756261670535424
• 1428900368 cubed (1428900368³) is 2917466273667332362110636032
• The square root of 1428900368 is 37800.7985100845
• The cube root of 1428900368 is 1126.3343161877

Scales and comparisons

• 1,428,900,368 seconds is equal to 45 years, 22 weeks, 4 days, 4 hours, 46 minutes, 8 seconds.
• To count from 1 to 1,428,900,368 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 1428900368 cubic inches would be around 93.9 feet tall.

Recreational maths with 1428900368

• 1428900368 backwards is 8630098241
• The number of decimal digits it has is: 10
• The sum of 1428900368's digits is 41
• More coming soon!