13669740

Names of 13669740

• Cardinal: 13669740 can be written as Thirteen million, six hundred sixty-nine thousand, seven hundred forty.

Scientific notation

• Scientific notation: 1.366974 × 10⁷

Factors of 13669740

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 607

Divisors of 13669740

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 5 6 7 9 10 12 14 15 18 19 20 21 28 30 35 36 38 42 45 57 60 63 70 76 84 90 95 105 114 126 133 140 171 180 190 210 228 252 266 285 315 342 380 399 420 532 570 571 630 665 684 798 855 1140 1142 1197 1260 1330 1596 1710 1713 1995 2284 2394 2660 2855 3420 3426 3990 3997 4788 5139 5710 5985 6852 7980 7994 8565 10278 10849 11420 11970 11991 15988 17130 19985 20556 21698 23940 23982 25695 32547 34260 35973 39970 43396 47964 51390 54245 59955 65094 71946 75943 79940 97641 102780 108490 119910 130188 143892 151886 162735 179865 195282 216980 227829 239820 303772 325470 359730 379715 390564 455658 488205 650940 683487 719460 759430 911316 976410 1139145 1366974 1518860 1952820 2278290 2733948 3417435 4556580 6834870 13669740
• Sum of all divisors σ(n): 49969920
• Sum of proper divisors (its aliquot sum) s(n): 36300180
• 13669740 is an abundant number, because the sum of its proper divisors (36300180) is greater than itself. Its abundance is 22630440

Bases of 13669740

• Binary: 110100001001010101101100₂
• Hexadecimal: 0xD0956C
• Base-36: 84ZN0

Squares and roots of 13669740

• 13669740 squared (13669740²) is 186861791667600
• 13669740 cubed (13669740³) is 2554352108030258424000
• The square root of 13669740 is 3697.2611484719
• The cube root of 13669740 is 239.1039503931

Scales and comparisons

• 13,669,740 seconds is equal to 22 weeks, 4 days, 5 hours, 9 minutes.
• To count from 1 to 13,669,740 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 13669740 cubic inches would be around 19.9 feet tall.

Recreational maths with 13669740

• 13669740 backwards is 04796631
• 13669740 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 13669740's digits is 36
• More coming soon!