13621248

Names of 13621248

• Cardinal: 13621248 can be written as Thirteen million, six hundred twenty-one thousand, two hundred forty-eight.

Scientific notation

• Scientific notation: 1.3621248 × 10⁷

Factors of 13621248

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 744

Divisors of 13621248

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 32 36 48 64 72 96 128 144 192 256 288 384 512 576 739 768 1024 1152 1478 1536 2048 2217 2304 2956 3072 4434 4608 5912 6144 6651 8868 9216 11824 13302 17736 18432 23648 26604 35472 47296 53208 70944 94592 106416 141888 189184 212832 283776 378368 425664 567552 756736 851328 1135104 1513472 1702656 2270208 3405312 4540416 6810624 13621248
• Sum of all divisors σ(n): 39393900
• Sum of proper divisors (its aliquot sum) s(n): 25772652
• 13621248 is an abundant number, because the sum of its proper divisors (25772652) is greater than itself. Its abundance is 12151404

Bases of 13621248

• Binary: 110011111101100000000000₂
• Hexadecimal: 0xCFD800
• Base-36: 83Y80

Squares and roots of 13621248

• 13621248 squared (13621248²) is 185538397077504
• 13621248 cubed (13621248³) is 2527264520115157204992
• The square root of 13621248 is 3690.6974950543
• The cube root of 13621248 is 238.8208831681

Scales and comparisons

• 13,621,248 seconds is equal to 22 weeks, 3 days, 15 hours, 40 minutes, 48 seconds.
• To count from 1 to 13,621,248 would take you about thirty-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 13621248 cubic inches would be around 19.9 feet tall.

Recreational maths with 13621248

• 13621248 backwards is 84212631
• The number of decimal digits it has is: 8
• The sum of 13621248's digits is 27
• More coming soon!