30968028

Names of 30968028

• Cardinal: 30968028 can be written as Thirty million, nine hundred sixty-eight thousand and twenty-eight.

Scientific notation

• Scientific notation: 3.0968028 × 10⁷

Factors of 30968028

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 185

Divisors of 30968028

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 6 7 9 12 13 14 18 21 23 26 27 28 36 39 42 46 52 54 63 69 78 84 91 92 108 117 126 137 138 156 161 182 189 207 234 252 273 274 276 299 322 351 364 378 411 414 468 483 546 548 598 621 644 702 756 819 822 828 897 959 966 1092 1196 1233 1242 1404 1449 1638 1644 1781 1794 1918 1932 2093 2457 2466 2484 2691 2877 2898 3151 3276 3562 3588 3699 3836 4186 4347 4914 4932 5343 5382 5754 5796 6279 6302 7124 7398 8073 8372 8631 8694 9453 9828 10686 10764 11508 12467 12558 12604 14796 16029 16146 17262 17388 18837 18906 21372 22057 24934 25116 25893 28359 32058 32292 34524 37401 37674 37812 40963 44114 48087 49868 51786 56511 56718 64116 66171 74802 75348 81926 85077 88228 96174 103572 112203 113022 113436 122889 132342 149604 163852 170154 192348 198513 224406 226044 245778 264684 286741 336609 340308 368667 397026 448812 491556 573482 595539 673218 737334 794052 860223 1106001 1146964 1191078 1346436 1474668 1720446 2212002 2382156 2580669 3440892 4424004 5161338 7742007 10322676 15484014 30968028
• Sum of all divisors σ(n): 103864320
• Sum of proper divisors (its aliquot sum) s(n): 72896292
• 30968028 is an abundant number, because the sum of its proper divisors (72896292) is greater than itself. Its abundance is 41928264

Bases of 30968028

• Binary: 1110110001000100011011100₂
• Hexadecimal: 0x1D888DC
• Base-36: IFR30

Squares and roots of 30968028

• 30968028 squared (30968028²) is 959018758208784
• 30968028 cubed (30968028³) is 29698919756734852757952
• The square root of 30968028 is 5564.8924517909
• The cube root of 30968028 is 314.0300321525

Scales and comparisons

• 30,968,028 seconds is equal to 51 weeks, 1 day, 10 hours, 13 minutes, 48 seconds.
• To count from 1 to 30,968,028 would take you about twenty-four 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 30968028 cubic inches would be around 26.2 feet tall.

Recreational maths with 30968028

• 30968028 backwards is 82086903
• 30968028 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 30968028's digits is 36
• More coming soon!