30370428

Names of 30370428

• Cardinal: 30370428 can be written as Thirty million, three hundred seventy thousand, four hundred twenty-eight.

Scientific notation

• Scientific notation: 3.0370428 × 10⁷

Factors of 30370428

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 570

Divisors of 30370428

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 6 9 11 12 18 22 33 36 44 66 99 132 198 271 283 396 542 566 813 849 1084 1132 1626 1698 2439 2547 2981 3113 3252 3396 4878 5094 5962 6226 8943 9339 9756 10188 11924 12452 17886 18678 26829 28017 35772 37356 53658 56034 76693 107316 112068 153386 230079 306772 460158 690237 843623 920316 1380474 1687246 2530869 2760948 3374492 5061738 7592607 10123476 15185214 30370428
• Sum of all divisors σ(n): 84354816
• Sum of proper divisors (its aliquot sum) s(n): 53984388
• 30370428 is an abundant number, because the sum of its proper divisors (53984388) is greater than itself. Its abundance is 23613960

Bases of 30370428

• Binary: 1110011110110101001111100₂
• Hexadecimal: 0x1CF6A7C
• Base-36: I2XZ0

Squares and roots of 30370428

• 30370428 squared (30370428²) is 922362896903184
• 30370428 cubed (30370428³) is 28012555950269572642752
• The square root of 30370428 is 5510.9371253899
• The cube root of 30370428 is 311.9969181155

Scales and comparisons

• 30,370,428 seconds is equal to 50 weeks, 1 day, 12 hours, 13 minutes, 48 seconds.
• To count from 1 to 30,370,428 would take you about twenty-three 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 30370428 cubic inches would be around 26 feet tall.

Recreational maths with 30370428

• 30370428 backwards is 82407303
• The number of decimal digits it has is: 8
• The sum of 30370428's digits is 27
• More coming soon!