Numbers 9300-9399

A page of the Numeropedia - the Special Encyclopedia of Numbers

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9,304

[Math.]  The equality 9304×7 = 65,128 uses each of 10 digits 0-9 once.

9,306

[Math.]  Two multiples of number 9306, 9306×3 = 27,918 and 9306×5 = 46,530, use each of 10 digits 0-9 once.

9,311

[Math.]  Circular prime numbers: all 4 numbers 1193, 1931, 9311 and 3119 are prime.

9,315

[Math.]  Two multiples of number 9315, 9315×4 = 18,630 and 9315×5 = 27,945, use each of 10 digits 0-9 once.

9,316

[Math.]  A triangular number (sum of all integers from 1 to 136): 9316 = 1+2+…+135+136.

[Math.]  The ratio 74528/9316 = 8, using each of 9 digits 1-9 once, shows how to arrange a 9-book set on 2 shelves to mark the book #8.

9,321

[Math.]  The ratio 74568/9321 = 8, using each of 9 digits 1-9 once, shows how to arrange a 9-book set on 2 shelves to mark the book #8.

9,324

[Measure]  The number of hectares in a township.

U.S. customary units for area measures: 1 acre = 160 square rods = 4,840 square yards = 43,560 square feet = 6,272,640 square inches = 4046.8564224 m2 & 1 square mile (1 section) = 640 acres = 2,589,988.11 m2 = 2.59 km2 = 259 hectares & 1 hectare = 2.471 acres = 10,000 m2 & 1 township = 36 square miles.

9,327

[Math.]  The ratio 18654/9327 = 2, using each of 9 digits 1-9 once, shows how to arrange a 9-book set on 2 shelves to mark the book #2.

9,349

[Math.]  The 19th Lucas number.

9,350

[Math.]  9354 = 764,269,350,625 and 93504 = 764,269,3506,250,000.

9,352

[Math.]  The ratio 74816/9352 = 8, using each of 9 digits 1-9 once, shows how to arrange a 9-book set on 2 shelves to mark the book #8.

9,360

[Math.]  Sum (in degrees) of all internal angles of a 54-side polygon.

9,375

[Math.]  Its odd powers end with 9375. Its even powers end with 0625.

9,376

[Math.]  An automorphic number, whose powers end with the number itself. It is extracted from a 17-digit automorphic number 43,740,081,787,109,376, which remains automorphic when dropping the left-most digits.

9,377

[Math.]  Circular prime numbers: all 4 numbers 3779, 7793, 7937 and 9377 are prime.

9,378

[Math.]  Two multiples of  number 9378, 9378×4 = 37,512 and 9378×5 = 46,890, use each of 10 digits 0-9 once.

9,382

[Math.]  Two multiples of number 9382, 9382×4 = 37,528 and 9382×5 = 46,910, use each of 10 digits 0-9 once.

9,386

[Math.]  9386 = 99+333+8888+66.

9,391

[Math.]  A prime number.

[Math.]  93912 = 88,190,881.