13750440

Names of 13750440

• Cardinal: 13750440 can be written as Thirteen million, seven hundred fifty thousand, four hundred forty.

Scientific notation

• Scientific notation: 1.375044 × 10⁷

Factors of 13750440

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 968

Divisors of 13750440

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 5 6 8 10 11 12 15 20 22 24 30 33 40 44 55 60 66 88 110 120 121 132 165 220 242 264 330 363 440 484 605 660 726 947 968 1210 1320 1452 1815 1894 2420 2841 2904 3630 3788 4735 4840 5682 7260 7576 9470 10417 11364 14205 14520 18940 20834 22728 28410 31251 37880 41668 52085 56820 62502 83336 104170 113640 114587 125004 156255 208340 229174 250008 312510 343761 416680 458348 572935 625020 687522 916696 1145870 1250040 1375044 1718805 2291740 2750088 3437610 4583480 6875220 13750440
• Sum of all divisors σ(n): 45390240
• Sum of proper divisors (its aliquot sum) s(n): 31639800
• 13750440 is an abundant number, because the sum of its proper divisors (31639800) is greater than itself. Its abundance is 17889360

Bases of 13750440

• Binary: 110100011101000010101000₂
• Hexadecimal: 0xD1D0A8
• Base-36: 86PWO

Squares and roots of 13750440

• 13750440 squared (13750440²) is 189074600193600
• 13750440 cubed (13750440³) is 2599858945486085184000
• The square root of 13750440 is 3708.1585726609
• The cube root of 13750440 is 239.5735482499

Scales and comparisons

• 13,750,440 seconds is equal to 22 weeks, 5 days, 3 hours, 34 minutes.
• To count from 1 to 13,750,440 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 13750440 cubic inches would be around 20 feet tall.

Recreational maths with 13750440

• 13750440 backwards is 04405731
• 13750440 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 13750440's digits is 24
• More coming soon!