1528149420

Names of 1528149420

• Cardinal: 1528149420 can be written as One billion, five hundred twenty-eight million, one hundred forty-nine thousand, four hundred twenty.

Scientific notation

• Scientific notation: 1.52814942 × 10⁹

Factors of 1528149420

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1212834

Divisors of 1528149420

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 5 6 7 9 10 12 14 15 18 20 21 28 30 35 36 42 45 60 63 70 84 90 105 126 140 180 210 252 315 420 630 1260 1212817 2425634 3638451 4851268 6064085 7276902 8489719 10915353 12128170 14553804 16979438 18192255 21830706 24256340 25469157 33958876 36384510 42448595 43661412 50938314 54576765 72769020 76407471 84897190 101876628 109153530 127345785 152814942 169794380 218307060 254691570 305629884 382037355 509383140 764074710 1528149420
• Sum of all divisors σ(n): 5297589024
• Sum of proper divisors (its aliquot sum) s(n): 3769439604
• 1528149420 is an abundant number, because the sum of its proper divisors (3769439604) is greater than itself. Its abundance is 2241290184

Bases of 1528149420

• Binary: 1011011000101011011010110101100₂
• Hexadecimal: 0x5B15B5AC
• Base-36: P9TJN0

Squares and roots of 1528149420

• 1528149420 squared (1528149420²) is 2335240649846336400
• 1528149420 cubed (1528149420³) is 3568596644623102058784888000
• The square root of 1528149420 is 39091.5517727297
• The cube root of 1528149420 is 1151.8305867047

Scales and comparisons

• 1,528,149,420 seconds is equal to 48 years, 30 weeks, 4 days, 21 hours, 57 minutes.
• To count from 1 to 1,528,149,420 would take you about ninety-seven 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 1528149420 cubic inches would be around 96 feet tall.

Recreational maths with 1528149420

• 1528149420 backwards is 0249418251
• 1528149420 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 1528149420's digits is 36
• More coming soon!