13811040

Names of 13811040

• Cardinal: 13811040 can be written as Thirteen million, eight hundred eleven thousand and forty.

Scientific notation

• Scientific notation: 1.381104 × 10⁷

Factors of 13811040

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 172

Divisors of 13811040

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 23 24 27 30 32 36 40 45 46 48 54 60 69 72 80 90 92 96 108 115 120 135 138 139 144 160 180 184 207 216 230 240 270 276 278 288 345 360 368 414 417 432 460 480 540 552 556 621 690 695 720 736 828 834 864 920 1035 1080 1104 1112 1242 1251 1380 1390 1440 1656 1668 1840 2070 2085 2160 2208 2224 2484 2502 2760 2780 3105 3197 3312 3336 3680 3753 4140 4170 4320 4448 4968 5004 5520 5560 6210 6255 6394 6624 6672 7506 8280 8340 9591 9936 10008 11040 11120 12420 12510 12788 13344 15012 15985 16560 16680 18765 19182 19872 20016 22240 24840 25020 25576 28773 30024 31970 33120 33360 37530 38364 40032 47955 49680 50040 51152 57546 60048 63940 66720 75060 76728 86319 95910 99360 100080 102304 115092 120096 127880 143865 150120 153456 172638 191820 200160 230184 255760 287730 300240 306912 345276 383640 431595 460368 511520 575460 600480 690552 767280 863190 920736 1150920 1381104 1534560 1726380 2301840 2762208 3452760 4603680 6905520 13811040
• Sum of all divisors σ(n): 50803200
• Sum of proper divisors (its aliquot sum) s(n): 36992160
• 13811040 is an abundant number, because the sum of its proper divisors (36992160) is greater than itself. Its abundance is 23181120

Bases of 13811040

• Binary: 110100101011110101100000₂
• Hexadecimal: 0xD2BD60
• Base-36: 880O0

Squares and roots of 13811040

• 13811040 squared (13811040²) is 190744825881600
• 13811040 cubed (13811040³) is 2634384420043812864000
• The square root of 13811040 is 3716.3207611831
• The cube root of 13811040 is 239.9249765503

Scales and comparisons

• 13,811,040 seconds is equal to 22 weeks, 5 days, 20 hours, 24 minutes.
• To count from 1 to 13,811,040 would take you about thirty-four 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 13811040 cubic inches would be around 20 feet tall.

Recreational maths with 13811040

• 13811040 backwards is 04011831
• 13811040 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 13811040's digits is 18
• More coming soon!