13149216

Names of 13149216

• Cardinal: 13149216 can be written as Thirteen million, one hundred forty-nine thousand, two hundred sixteen.

Scientific notation

• Scientific notation: 1.3149216 × 10⁷

Factors of 13149216

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 113

Divisors of 13149216

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 19 24 27 32 36 38 48 54 57 72 76 81 89 96 108 114 144 152 162 171 178 216 228 243 267 288 304 324 342 356 432 456 486 513 534 608 648 684 712 801 864 912 972 1026 1068 1296 1368 1424 1539 1602 1691 1824 1944 2052 2136 2403 2592 2736 2848 3078 3204 3382 3888 4104 4272 4617 4806 5073 5472 6156 6408 6764 7209 7776 8208 8544 9234 9612 10146 12312 12816 13528 14418 15219 16416 18468 19224 20292 21627 24624 25632 27056 28836 30438 36936 38448 40584 43254 45657 49248 54112 57672 60876 73872 76896 81168 86508 91314 115344 121752 136971 147744 162336 173016 182628 230688 243504 273942 346032 365256 410913 487008 547884 692064 730512 821826 1095768 1461024 1643652 2191536 3287304 4383072 6574608 13149216
• Sum of all divisors σ(n): 41277600
• Sum of proper divisors (its aliquot sum) s(n): 28128384
• 13149216 is an abundant number, because the sum of its proper divisors (28128384) is greater than itself. Its abundance is 14979168

Bases of 13149216

• Binary: 110010001010010000100000₂
• Hexadecimal: 0xC8A420
• Base-36: 7TU00

Squares and roots of 13149216

• 13149216 squared (13149216²) is 172901881414656
• 13149216 cubed (13149216³) is 2273524185527697309696
• The square root of 13149216 is 3626.1847719055
• The cube root of 13149216 is 236.0296812233

Scales and comparisons

• 13,149,216 seconds is equal to 21 weeks, 5 days, 4 hours, 33 minutes, 36 seconds.
• To count from 1 to 13,149,216 would take you about thirty-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 13149216 cubic inches would be around 19.7 feet tall.

Recreational maths with 13149216

• 13149216 backwards is 61294131
• 13149216 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 13149216's digits is 27
• More coming soon!