349147728

Names of 349147728

• Cardinal: 349147728 can be written as Three hundred forty-nine million, one hundred forty-seven thousand, seven hundred twenty-eight.

Scientific notation

• Scientific notation: 3.49147728 × 10⁸

Factors of 349147728

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 688

Divisors of 349147728

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 23 24 36 46 48 69 72 92 138 144 184 207 271 276 368 389 414 542 552 778 813 828 1084 1104 1167 1556 1626 1656 2168 2334 2439 3112 3252 3312 3501 4336 4668 4878 6224 6233 6504 7002 8947 9336 9756 12466 13008 14004 17894 18672 18699 19512 24932 26841 28008 35788 37398 39024 49864 53682 56016 56097 71576 74796 80523 99728 105419 107364 112194 143152 149592 161046 210838 214728 224388 299184 316257 322092 421676 429456 448776 632514 644184 843352 897552 948771 1265028 1288368 1686704 1897542 2424637 2530056 3795084 4849274 5060112 7273911 7590168 9698548 14547822 15180336 19397096 21821733 29095644 38794192 43643466 58191288 87286932 116382576 174573864 349147728
• Sum of all divisors σ(n): 1026005760
• Sum of proper divisors (its aliquot sum) s(n): 676858032
• 349147728 is an abundant number, because the sum of its proper divisors (676858032) is greater than itself. Its abundance is 327710304

Bases of 349147728

• Binary: 10100110011111001001001010000₂
• Hexadecimal: 0x14CF9250
• Base-36: 5RVG40

Squares and roots of 349147728

• 349147728 squared (349147728²) is 121904135967561984
• 349147728 cubed (349147728³) is 42562552106877348412772352
• The square root of 349147728 is 18685.4951232233
• The cube root of 349147728 is 704.1573877625

Scales and comparisons

• 349,147,728 seconds is equal to 11 years, 5 weeks, 2 days, 1 hour, 28 minutes, 48 seconds.
• To count from 1 to 349,147,728 would take you about sixteen years!

  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 349147728 cubic inches would be around 58.7 feet tall.

Recreational maths with 349147728

• 349147728 backwards is 827741943
• The number of decimal digits it has is: 9
• The sum of 349147728's digits is 45
• More coming soon!