30018912

Names of 30018912

• Cardinal: 30018912 can be written as Thirty million, eighteen thousand, nine hundred twelve.

Scientific notation

• Scientific notation: 3.0018912 × 10⁷

Factors of 30018912

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 185

Divisors of 30018912

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 6 7 8 11 12 14 16 21 22 24 28 31 32 33 42 44 48 56 62 66 77 84 88 93 96 112 124 131 132 154 168 176 186 217 224 231 248 262 264 308 336 341 352 372 393 434 462 496 524 528 616 651 672 682 744 786 868 917 924 992 1023 1048 1056 1232 1302 1364 1441 1488 1572 1736 1834 1848 2046 2096 2387 2464 2604 2728 2751 2882 2976 3144 3472 3668 3696 4061 4092 4192 4323 4774 5208 5456 5502 5764 6288 6944 7161 7336 7392 8122 8184 8646 9548 10087 10416 10912 11004 11528 12183 12576 14322 14672 16244 16368 17292 19096 20174 20832 22008 23056 24366 28427 28644 29344 30261 32488 32736 34584 38192 40348 44016 44671 46112 48732 56854 57288 60522 64976 69168 76384 80696 85281 88032 89342 97464 113708 114576 121044 129952 134013 138336 161392 170562 178684 194928 227416 229152 242088 268026 312697 322784 341124 357368 389856 454832 484176 536052 625394 682248 714736 909664 938091 968352 1072104 1250788 1364496 1429472 1876182 2144208 2501576 2728992 3752364 4288416 5003152 7504728 10006304 15009456 30018912
• Sum of all divisors σ(n): 102187008
• Sum of proper divisors (its aliquot sum) s(n): 72168096
• 30018912 is an abundant number, because the sum of its proper divisors (72168096) is greater than itself. Its abundance is 42149184

Bases of 30018912

• Binary: 1110010100000110101100000₂
• Hexadecimal: 0x1CA0D60
• Base-36: HVEQO

Squares and roots of 30018912

• 30018912 squared (30018912²) is 901135077663744
• 30018912 cubed (30018912³) is 27051094596501096726528
• The square root of 30018912 is 5478.9517245547
• The cube root of 30018912 is 310.7885301923

Scales and comparisons

• 30,018,912 seconds is equal to 49 weeks, 4 days, 10 hours, 35 minutes, 12 seconds.
• To count from 1 to 30,018,912 would take you about twenty-two 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 30018912 cubic inches would be around 25.9 feet tall.

Recreational maths with 30018912

• 30018912 backwards is 21981003
• 30018912 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 30018912's digits is 24
• More coming soon!