13894440

Names of 13894440

• Cardinal: 13894440 can be written as Thirteen million, eight hundred ninety-four thousand, four hundred forty.

Scientific notation

• Scientific notation: 1.389444 × 10⁷

Factors of 13894440

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 173

Divisors of 13894440

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 14 15 17 20 21 24 28 30 34 35 40 42 49 51 56 60 68 70 84 85 98 102 105 119 120 136 139 140 147 168 170 196 204 210 238 245 255 278 280 294 340 357 392 408 417 420 476 490 510 556 588 595 680 695 714 735 833 834 840 952 973 980 1020 1112 1176 1190 1390 1428 1470 1666 1668 1785 1946 1960 2040 2085 2363 2380 2499 2780 2856 2919 2940 3332 3336 3570 3892 4165 4170 4726 4760 4865 4998 5560 5838 5880 6664 6811 7089 7140 7784 8330 8340 9452 9730 9996 11676 11815 12495 13622 14178 14280 14595 16541 16660 16680 18904 19460 19992 20433 23352 23630 24990 27244 28356 29190 33082 33320 34055 35445 38920 40866 47260 49623 49980 54488 56712 58380 66164 68110 70890 81732 82705 94520 99246 99960 102165 115787 116760 132328 136220 141780 163464 165410 198492 204330 231574 248115 272440 283560 330820 347361 396984 408660 463148 496230 578935 661640 694722 817320 926296 992460 1157870 1389444 1736805 1984920 2315740 2778888 3473610 4631480 6947220 13894440
• Sum of all divisors σ(n): 51710400
• Sum of proper divisors (its aliquot sum) s(n): 37815960
• 13894440 is an abundant number, because the sum of its proper divisors (37815960) is greater than itself. Its abundance is 23921520

Bases of 13894440

• Binary: 110101000000001100101000₂
• Hexadecimal: 0xD40328
• Base-36: 89T0O

Squares and roots of 13894440

• 13894440 squared (13894440²) is 193055462913600
• 13894440 cubed (13894440³) is 2682397546125240384000
• The square root of 13894440 is 3727.5246478059
• The cube root of 13894440 is 240.4069484697

Scales and comparisons

• 13,894,440 seconds is equal to 22 weeks, 6 days, 19 hours, 34 minutes.
• To count from 1 to 13,894,440 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 13894440 cubic inches would be around 20 feet tall.

Recreational maths with 13894440

• 13894440 backwards is 04449831
• The number of decimal digits it has is: 8
• The sum of 13894440's digits is 33
• More coming soon!