428846925

Names of 428846925

• Cardinal: 428846925 can be written as Four hundred twenty-eight million, eight hundred forty-six thousand, nine hundred twenty-five.

Scientific notation

• Scientific notation: 4.28846925 × 10⁸

Factors of 428846925

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 573

Divisors of 428846925

• Number of divisors d(n): 72
• Complete list of divisors:
  1 3 5 13 15 25 29 39 65 75 87 145 195 325 377 435 523 725 841 975 1131 1569 1885 2175 2523 2615 4205 5655 6799 7845 9425 10933 12615 13075 15167 20397 21025 28275 32799 33995 39225 45501 54665 63075 75835 101985 163995 169975 197171 227505 273325 379175 439843 509925 591513 819975 985855 1137525 1319529 2199215 2957565 4929275 5717959 6597645 10996075 14787825 17153877 28589795 32988225 85769385 142948975 428846925
• Sum of all divisors σ(n): 792317344
• Sum of proper divisors (its aliquot sum) s(n): 363470419
• 428846925 is a deficient number, because the sum of its proper divisors (363470419) is less than itself. Its deficiency is 65376506

Bases of 428846925

• Binary: 11001100011111010111101001101₂
• Hexadecimal: 0x198FAF4D
• Base-36: 73BOEL

Squares and roots of 428846925

• 428846925 squared (428846925²) is 183909685081955625
• 428846925 cubed (428846925³) is 78869102925115042767703125
• The square root of 428846925 is 20708.6195821933
• The cube root of 428846925 is 754.1089586129

Scales and comparisons

• 428,846,925 seconds is equal to 13 years, 33 weeks, 12 hours, 8 minutes, 45 seconds.
• To count from 1 to 428,846,925 would take you about twenty 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 428846925 cubic inches would be around 62.8 feet tall.

Recreational maths with 428846925

• 428846925 backwards is 529648824
• The number of decimal digits it has is: 9
• The sum of 428846925's digits is 48
• More coming soon!