3989628

Names of 3989628

• Cardinal: 3989628 can be written as Three million, nine hundred eighty-nine thousand, six hundred twenty-eight.

Scientific notation

• Scientific notation: 3.989628 × 10⁶

Factors of 3989628

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 116

Divisors of 3989628

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 6 9 12 17 18 27 34 36 41 51 53 54 68 82 102 106 108 123 153 159 164 204 212 246 306 318 369 459 477 492 612 636 697 738 901 918 954 1107 1394 1431 1476 1802 1836 1908 2091 2173 2214 2703 2788 2862 3604 4182 4346 4428 5406 5724 6273 6519 8109 8364 8692 10812 12546 13038 16218 18819 19557 24327 25092 26076 32436 36941 37638 39114 48654 58671 73882 75276 78228 97308 110823 117342 147764 221646 234684 332469 443292 664938 997407 1329876 1994814 3989628
• Sum of all divisors σ(n): 11430720
• Sum of proper divisors (its aliquot sum) s(n): 7441092
• 3989628 is an abundant number, because the sum of its proper divisors (7441092) is greater than itself. Its abundance is 3451464

Bases of 3989628

• Binary: 1111001110000001111100₂
• Hexadecimal: 0x3CE07C
• Base-36: 2DIF0

Squares and roots of 3989628

• 3989628 squared (3989628²) is 15917131578384
• 3989628 cubed (3989628³) is 63503433824805001152
• The square root of 3989628 is 1997.4053169049
• The cube root of 3989628 is 158.6027820711

Scales and comparisons

• 3,989,628 seconds is equal to 6 weeks, 4 days, 4 hours, 13 minutes, 48 seconds.
• To count from 1 to 3,989,628 would take you about nine weeks!

  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 3989628 cubic inches would be around 13.2 feet tall.

Recreational maths with 3989628

• 3989628 backwards is 8269893
• The number of decimal digits it has is: 7
• The sum of 3989628's digits is 45
• More coming soon!