1428930688

Names of 1428930688

• Cardinal: 1428930688 can be written as One billion, four hundred twenty-eight million, nine hundred thirty thousand, six hundred eighty-eight.

Scientific notation

• Scientific notation: 1.428930688 × 10⁹

Factors of 1428930688

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 301

Divisors of 1428930688

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 8 16 29 32 41 58 64 82 116 128 164 229 232 328 458 464 656 916 928 1189 1312 1681 1832 1856 2378 2624 3362 3664 3712 4756 5248 6641 6724 7328 9389 9512 13282 13448 14656 18778 19024 26564 26896 29312 37556 38048 48749 53128 53792 75112 76096 97498 106256 107584 150224 152192 194996 212512 215168 272281 300448 384949 389992 425024 544562 600896 769898 779984 850048 1089124 1201792 1539796 1559968 2178248 3079592 3119936 4356496 6159184 6239872 8712992 11163521 12318368 17425984 22327042 24636736 34851968 44654084 49273472 89308168 178616336 357232672 714465344 1428930688
• Sum of all divisors σ(n): 3031618500
• Sum of proper divisors (its aliquot sum) s(n): 1602687812
• 1428930688 is an abundant number, because the sum of its proper divisors (1602687812) is greater than itself. Its abundance is 173757124

Bases of 1428930688

• Binary: 1010101001010111100000010000000₂
• Hexadecimal: 0x552BC080
• Base-36: NMQXZ4

Squares and roots of 1428930688

• 1428930688 squared (1428930688²) is 2041842911108153344
• 1428930688 cubed (1428930688³) is 2917651995757696400251420672
• The square root of 1428930688 is 37801.1995576859
• The cube root of 1428930688 is 1126.3422827369

Scales and comparisons

• 1,428,930,688 seconds is equal to 45 years, 22 weeks, 4 days, 13 hours, 11 minutes, 28 seconds.
• To count from 1 to 1,428,930,688 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 1428930688 cubic inches would be around 93.9 feet tall.

Recreational maths with 1428930688

• 1428930688 backwards is 8860398241
• The number of decimal digits it has is: 10
• The sum of 1428930688's digits is 49
• More coming soon!