13440999

Names of 13440999

• Cardinal: 13440999 can be written as Thirteen million, four hundred forty thousand, nine hundred ninety-nine.

Scientific notation

• Scientific notation: 1.3440999 × 10⁷

Factors of 13440999

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 160

Divisors of 13440999

• Number of divisors d(n): 64
• Complete list of divisors:
  1 3 11 13 17 19 33 39 51 57 97 143 187 209 221 247 291 323 429 561 627 663 741 969 1067 1261 1649 1843 2431 2717 3201 3553 3783 4199 4947 5529 7293 8151 10659 12597 13871 18139 20273 21437 23959 31331 41613 46189 54417 60819 64311 71877 93993 138567 235807 263549 344641 407303 707421 790647 1033923 1221909 4480333 13440999
• Sum of all divisors σ(n): 23708160
• Sum of proper divisors (its aliquot sum) s(n): 10267161
• 13440999 is a deficient number, because the sum of its proper divisors (10267161) is less than itself. Its deficiency is 3173838

Bases of 13440999

• Binary: 110011010001011111100111₂
• Hexadecimal: 0xCD17E7
• Base-36: 80353

Squares and roots of 13440999

• 13440999 squared (13440999²) is 180660454118001
• 13440999 cubed (13440999³) is 2428256983139597322999
• The square root of 13440999 is 3666.1968032281
• The cube root of 13440999 is 237.7627688157

Scales and comparisons

• 13,440,999 seconds is equal to 22 weeks, 1 day, 13 hours, 36 minutes, 39 seconds.
• To count from 1 to 13,440,999 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 13440999 cubic inches would be around 19.8 feet tall.

Recreational maths with 13440999

• 13440999 backwards is 99904431
• 13440999 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 13440999's digits is 39
• More coming soon!