13401380440

Names of 13401380440

• Cardinal: 13401380440 can be written as Thirteen billion, four hundred one million, three hundred eighty thousand, four hundred forty.

Scientific notation

• Scientific notation: 1.340138044 × 10¹⁰

Factors of 13401380440

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 976791

Divisors of 13401380440

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 4 5 7 8 10 14 20 28 35 40 49 56 70 98 140 196 245 280 343 392 490 686 980 1372 1715 1960 2744 3430 6860 13720 976777 1953554 3907108 4883885 6837439 7814216 9767770 13674878 19535540 27349756 34187195 39071080 47862073 54699512 68374390 95724146 136748780 191448292 239310365 273497560 335034511 382896584 478620730 670069022 957241460 1340138044 1675172555 1914482920 2680276088 3350345110 6700690220 13401380440
• Sum of all divisors σ(n): 35164008000
• Sum of proper divisors (its aliquot sum) s(n): 21762627560
• 13401380440 is an abundant number, because the sum of its proper divisors (21762627560) is greater than itself. Its abundance is 8361247120

Bases of 13401380440

• Binary: 1100011110110010001101011001011000₂
• Hexadecimal: 0x31EC8D658
• Base-36: 65MU3BS

Squares and roots of 13401380440

• 13401380440 squared (13401380440²) is 179596997697614593600
• 13401380440 cubed (13401380440³) is 2406847692027537249329589184000
• The square root of 13401380440 is 115764.3314669937
• The cube root of 13401380440 is 2375.2892982403

Scales and comparisons

• 13,401,380,440 seconds is equal to 426 years, 6 weeks, 2 days, 13 hours, 40 minutes, 40 seconds.
• To count from 1 to 13,401,380,440 would take you about eight hundred fifty-two 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 13401380440 cubic inches would be around 197.9 feet tall.

Recreational maths with 13401380440

• 13401380440 backwards is 04408310431
• 13401380440 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 13401380440's digits is 28
• More coming soon!