1429693920

Names of 1429693920

• Cardinal: 1429693920 can be written as One billion, four hundred twenty-nine million, six hundred ninety-three thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 1.42969392 × 10⁹

Factors of 1429693920

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 992853

Divisors of 1429693920

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 32 36 40 45 48 60 72 80 90 96 120 144 160 180 240 288 360 480 720 1440 992843 1985686 2978529 3971372 4964215 5957058 7942744 8935587 9928430 11914116 14892645 15885488 17871174 19856860 23828232 29785290 31770976 35742348 39713720 44677935 47656464 59570580 71484696 79427440 89355870 95312928 119141160 142969392 158854880 178711740 238282320 285938784 357423480 476564640 714846960 1429693920
• Sum of all divisors σ(n): 4878835416
• Sum of proper divisors (its aliquot sum) s(n): 3449141496
• 1429693920 is an abundant number, because the sum of its proper divisors (3449141496) is greater than itself. Its abundance is 2019447576

Bases of 1429693920

• Binary: 1010101001101110110010111100000₂
• Hexadecimal: 0x553765E0
• Base-36: NN7AW0

Squares and roots of 1429693920

• 1429693920 squared (1429693920²) is 2044024704884966400
• 1429693920 cubed (1429693920³) is 2922329692903830761484288000
• The square root of 1429693920 is 37811.2935510013
• The cube root of 1429693920 is 1126.5427840557

Scales and comparisons

• 1,429,693,920 seconds is equal to 45 years, 23 weeks, 6 days, 9 hours, 12 minutes.
• To count from 1 to 1,429,693,920 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 1429693920 cubic inches would be around 93.9 feet tall.

Recreational maths with 1429693920

• 1429693920 backwards is 0293969241
• 1429693920 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 1429693920's digits is 45
• More coming soon!