30352728

Names of 30352728

• Cardinal: 30352728 can be written as Thirty million, three hundred fifty-two thousand, seven hundred twenty-eight.

Scientific notation

• Scientific notation: 3.0352728 × 10⁷

Factors of 30352728

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 325

Divisors of 30352728

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 4 6 7 8 12 14 19 21 24 28 37 38 42 56 57 74 76 84 111 114 133 148 152 168 222 228 257 259 266 296 399 444 456 514 518 532 703 771 777 798 888 1028 1036 1064 1406 1542 1554 1596 1799 2056 2072 2109 2812 3084 3108 3192 3598 4218 4883 4921 5397 5624 6168 6216 7196 8436 9509 9766 9842 10794 14392 14649 14763 16872 19018 19532 19684 21588 28527 29298 29526 34181 38036 39064 39368 43176 57054 58596 59052 66563 68362 76072 102543 114108 117192 118104 133126 136724 180671 199689 205086 228216 266252 273448 361342 399378 410172 532504 542013 722684 798756 820344 1084026 1264697 1445368 1597512 2168052 2529394 3794091 4336104 5058788 7588182 10117576 15176364 30352728
• Sum of all divisors σ(n): 94118400
• Sum of proper divisors (its aliquot sum) s(n): 63765672
• 30352728 is an abundant number, because the sum of its proper divisors (63765672) is greater than itself. Its abundance is 33412944

Bases of 30352728

• Binary: 1110011110010010101011000₂
• Hexadecimal: 0x1CF2558
• Base-36: I2KBC

Squares and roots of 30352728

• 30352728 squared (30352728²) is 921288097041984
• 30352728 cubed (30352728³) is 27963607019152944932352
• The square root of 30352728 is 5509.3309938685
• The cube root of 30352728 is 311.9362953433

Scales and comparisons

• 30,352,728 seconds is equal to 50 weeks, 1 day, 7 hours, 18 minutes, 48 seconds.
• To count from 1 to 30,352,728 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 30352728 cubic inches would be around 26 feet tall.

Recreational maths with 30352728

• 30352728 backwards is 82725303
• The number of decimal digits it has is: 8
• The sum of 30352728's digits is 30
• More coming soon!