Numbers 1400-1499

A page of the Numeropedia - the Special Encyclopedia of Numbers

All Numbers  &  [1K…) * [2K…) * [3K…) * [4K…) * [5K…) * [6K…) * [7K…) * [8K…) *  [9K…) & [10K] & [100K]

1  - 10 - 100  - 1000 - 10,000 - 100,000 - 1M - 10M - 100M1B10B - 100B - 1T - 10T - 100T - 1Q - ...

1,400

[Calendar]  The last year of the 14th century.

1,401

[Calendar]  The first year of the 15th century.

1,403

[Library]  ISBN-0-312 is the International Standard Book Number for books published by St. Martin’s Press (or St. Martin’s Griffin, Tom Doherty Associates, Inc.). Also, ISBN-1-403.

1,408

[Movie]  Name of TV show/series or movie: “1408” (about the room 1408 in Manhattan’s Dolphin Hotel.

1,409

[Math.]  A prime number.

1,412

[Math.]  14123 = 2,815,166,528 has each of its digits occurring twice.

1,414

[Math.]  14143 = 2,827,145,944 = (–28+27+1459–44)3.

1,423

[Math.]  A prime number.

[Sport]  One of soccer’s possible lineup tactics formations: 5-2-3 (5 defenders, 2 midfielders and 3 forwards). A slightly modified defenders line makes: 1-4-2-3 (1 sweeper), or 4-1-2-3 (1 stopper).

1,427

[Math.]  A prime number.

1,428

[Math.]

1×7 + 3 = 10

14×7 + 2 = 100

142×7 + 6 = 1000

1428×7 + 4 = 10000

14285×7 + 5 = 100000

142857×7 + 1 = 1000000

1428571×7 + 3 = 10000000

14285714×7 + 2 = 100000000

142857142×7 + 6 = 1000000000

1428571428×7 + 4 = 10000000000

14285714285×7 + 5 = 100000000000

142857142857×7 + 1 = 1000000000000

1428571428571×7 + 3 = 10000000000000

1,429

[Math.]  A prime number.  14292 = 2,042,041.

1,430

[Math.]  A Catalan number: C8 = 1430.

1,431

[Math.]  A triangular number (sum of all integers from 1 to 53): 1431 = 1+2+…+52+53.

1,432

[Sport]  One of soccer’s possible lineup tactics formations: 5-3-2 (5 defenders, 3 midfielders and 2 forwards). A slightly modified defenders line makes: 1-4-3-2 (1 sweeper), or 4-1-3-2 (1 stopper).

1,433

[Math.]  A prime number.

1,435.1

[Tech.]  The standard gauge (mm, millimeters) for the U.S. railroad, (4 feet 8.5 inches).

1,439

[Math.]  A prime number.

1,440-1,469 (separate page)

1,470-1,499 (separate page)