4081428

Names of 4081428

• Cardinal: 4081428 can be written as Four million, eighty-one thousand, four hundred twenty-eight.

Scientific notation

• Scientific notation: 4.081428 × 10⁶

Factors of 4081428

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 54

Divisors of 4081428

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 6 9 12 13 17 18 19 26 27 34 36 38 39 51 52 54 57 68 76 78 81 102 108 114 117 153 156 162 171 204 221 228 234 243 247 306 323 324 342 351 442 459 468 486 494 513 612 646 663 684 702 741 884 918 969 972 988 1026 1053 1292 1326 1377 1404 1482 1539 1836 1938 1989 2052 2106 2223 2652 2754 2907 2964 3078 3159 3876 3978 4131 4199 4212 4446 4617 5508 5814 5967 6156 6318 6669 7956 8262 8398 8721 8892 9234 11628 11934 12597 12636 13338 16524 16796 17442 17901 18468 20007 23868 25194 26163 26676 34884 35802 37791 40014 50388 52326 53703 60021 71604 75582 78489 80028 104652 107406 113373 120042 151164 156978 214812 226746 240084 313956 340119 453492 680238 1020357 1360476 2040714 4081428
• Sum of all divisors σ(n): 12841920
• Sum of proper divisors (its aliquot sum) s(n): 8760492
• 4081428 is an abundant number, because the sum of its proper divisors (8760492) is greater than itself. Its abundance is 4679064

Bases of 4081428

• Binary: 1111100100011100010100₂
• Hexadecimal: 0x3E4714
• Base-36: 2FH90

Squares and roots of 4081428

• 4081428 squared (4081428²) is 16658054519184
• 4081428 cubed (4081428³) is 67988650140124114752
• The square root of 4081428 is 2020.2544394207
• The cube root of 4081428 is 159.8100349639

Scales and comparisons

• 4,081,428 seconds is equal to 6 weeks, 5 days, 5 hours, 43 minutes, 48 seconds.
• To count from 1 to 4,081,428 would take you about ten 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 4081428 cubic inches would be around 13.3 feet tall.

Recreational maths with 4081428

• 4081428 backwards is 8241804
• 4081428 is a Harshad number.
• The number of decimal digits it has is: 7
• The sum of 4081428's digits is 27
• More coming soon!