About the Number 1,745 (one thousand seven hundred forty-five)

On 18 February 2015, Google's home page contained a Doodle honoring Alessandro Giuseppe Antonio Anastansio Volta. Volta, an Italian physicist, was born on 18 February 1745 and he died on 5 March 1827. Alessandro Volta invented the first electrical battery (called the Voltaic pile) in 1799.

MathBabbler Number Analyst (MBNA) output:
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1745 is a natural, whole, integer
1745 is odd
1745 proper divisors are: 1,5,349,
1745 has 3 proper divisors
1745 is deficient (sum of divisors is 355; ratio: 0.203438)
1745 is happy
1745 is a Squarefree Number
1745 is composite (not prime)
1745 has the prime factors: 5*349 (sum=354)
1745 is semiprime (biprime or 2-almost prime)
1745 is Arithmetic (A003601)
1745 is the sum of 5 consecutive primes
1745 = 337 + 347 + 349 + 353 + 359
1745 is not in A038853
1745 in octal is 03321
1745 in hexadecimal is 0x6d1
1745 in binary is 11011010001 (is evil)
1745 nearest square numbers: -64...19 (1681...1764 [42])
sqrt(1745) = 41.7732
ln(1745) = 7.46451
log(1745) = 3.2418
1745 reciprocal is .00057306590257879656160458452722
1745! is 1.28578e+4901
1745 is 555.451 Pi years
1745 is 87 score and 5 years
1745 written as a Roman numeral is MDCCXLV
1745 is 873^2 - 872^2 and 873 + 872 = 1745
1745 is a multiple of 1 & it contains a 1 (A011531)
1745 is a multiple of 5 & it contains a 5 (A121025)

Creator: Gerald Thurman [gthurman@gmail.com]
Created: 18 February 2015

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