Wikipedia.org:

"In1949Lego began producing, among other new products, an early version of the now famous Lego interlocking bricks, calling themAutomatic Binding Bricks."MathBabbler Number Analyst (MBNA) output: ========================================= 1949 is a natural, whole, integer 1949 is odd 1949 proper divisors are: 1, 1949 has 1 proper divisors 1949 is deficient (sum of divisors is 1; ratio: 0.000513084) 1949 is unhappy 1949 is a Squarefree Number 1949 is prime (not composite) ...Twin prime with 1951 ...Truman Gerald prime with 1979 ...Pythagorean ...reversible prime with 9491 ...Eisenstein 1949 is Arithmetic (A003601) 1949 is the sum of 5 consecutive primes 1949 = 379 + 383 + 389 + 397 + 401 1949 in octal is 03635 1949 in hexadecimal is 0x79d 1949 in binary is 11110011101 (is evil) 1949 nearest square numbers: -13...76 (1936...2025 [45]) sqrt(1949) = 44.1475 ln(1949) = 7.57507 log(1949) = 3.28981 1949 reciprocal is .00051308363263211903540277065161 1949! is inf 1949 is 620.386 Pi years 1949 is 97 score and 9 years 1949 written as a Roman numeral is MCMXLIX 1949 is 975^2 - 974^2 and 975 + 974 = 1949 1949 is a multiple of 1 & it contains a 1 (A011531)

**Creator:** Gerald Thurman
[gthurman@gmail.com]

**Created:** 28 August 2015 (posted 29 August 2015)

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