3,500

[Game]  The minimum cash value on the “Wheel of Fortune” is currently (U.S.) $300.  The top values if currently $2,500 for round 1, $3,500 for rounds 2 and 3 and $5,000 for round 4 until the end of the game. The highest cash value in the special prize is $10,000. A player needs $250 in cash during the current round to buy a vowel. In the Bonus round, the minimum cash prize is currently $25,000 and the maximum is $100,000.

 

3,511

[Math.]  One of only known Wieferich prime numbers, which are prime numbers p such that (2p–1–1) is divisible by p2. The other number is 1093.

 

[Sport]  One of soccer’s possible lineup tactics formations: 3-5-2 (3 defenders, 5 midfielders and 2 forwards). A slightly modified forwards line makes: 3-5-1-1 (1 striker).

 

3,520

[Music]   A frequency (Hz, Hertz) of the musical note A (La):

A0 = 27.5 Hz, A1 = 55 Hz, A2 = 110 Hz, A3 = 220 Hz, A4 = 440 Hz, A5 = 880 Hz, A6 = 1760 Hz,  A7 = 3520 Hz, A8 = 7040 Hz, A9 = 14,080 Hz and A10 = 28,160 Hz.

 

3,521

[Math.]  3521 = 3333+55+22+111.

 

3,527

[Math.]  A prime number whose 4 digits are the first 4 single-digit prime numbers: 2, 3, 5 and 7.

 

3,540

[Library]  ISBN-3-540 is the International Standard Book Number for books published by Springer-Verlag Berlin.

 

3,543

[Math.]  35433 = 44,474,744,007, using only 3 different digits: 0, 4 and 7.

 

3,550

[Science]  The melting temperature of carbon (diamond) is about 3550 oC = 6422 oF and of carbon (graphite/amorphous) is 3675 oC = 6647 oF.

 

3,570

[Math.]  A triangular number (sum of all integers from 1 to 84): 3570 = 1+2+…+83+84.

 

3,571

[Math.]  The 500th prime number.  The 17th Lucas number.

 

3,579

[Zip]  U.S. Postal Zip Code: Errol, New Hampshire 03579.

 

3,584

[Measure]  The number of drams in a stone.

British imperial units for weight measures: 1 stone = 14 lb (pounds) = 224 oz (ounces) = 3584 drams = 98,000 grains = 6350.29318 g (grams) & 1 grain = 64.79891 mg (milligrams) & 1 ounce = 16 drams = 437.5 grains & 1 dram = 2711/32 grains.