1428825692

Names of 1428825692

• Cardinal: 1428825692 can be written as One billion, four hundred twenty-eight million, eight hundred twenty-five thousand, six hundred ninety-two.

Scientific notation

• Scientific notation: 1.428825692 × 10⁹

Factors of 1428825692

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1138

Divisors of 1428825692

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 7 14 28 49 61 98 122 127 196 244 254 427 508 854 889 941 1708 1778 1882 2989 3556 3764 5978 6223 6587 7747 11956 12446 13174 15494 24892 26348 30988 46109 54229 57401 92218 108458 114802 119507 184436 216916 229604 239014 379603 401807 478028 759206 803614 836549 1518412 1607228 1673098 2812649 3346196 5625298 5855843 7289927 11250596 11711686 14579854 23423372 29159708 51029489 102058978 204117956 357206423 714412846 1428825692
• Sum of all divisors σ(n): 2982809088
• Sum of proper divisors (its aliquot sum) s(n): 1553983396
• 1428825692 is an abundant number, because the sum of its proper divisors (1553983396) is greater than itself. Its abundance is 125157704

Bases of 1428825692

• Binary: 1010101001010100010011001011100₂
• Hexadecimal: 0x552A265C
• Base-36: NMOOYK

Squares and roots of 1428825692

• 1428825692 squared (1428825692²) is 2041542858119278864
• 1428825692 cubed (1428825692³) is 2917008886999936441395773888
• The square root of 1428825692 is 37799.8107402669
• The cube root of 1428825692 is 1126.3146946643

Scales and comparisons

• 1,428,825,692 seconds is equal to 45 years, 22 weeks, 3 days, 8 hours, 1 minute, 32 seconds.
• To count from 1 to 1,428,825,692 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 1428825692 cubic inches would be around 93.9 feet tall.

Recreational maths with 1428825692

• 1428825692 backwards is 2965288241
• The number of decimal digits it has is: 10
• The sum of 1428825692's digits is 47
• More coming soon!