This nBAB about the number

`was BAB#`

143`for the fall 2009 semester.`

143MathBabbler Number Analyst (MBNA) output: ========================================= 143 is a natural, whole, integer 143 is odd 143 proper divisors are: 1,11,13, 143 is deficient (sum of divisors is 25) 143 is unhappy 143 is not a Harshad number 143 is not prime 143 has the prime factors: 11*13 (sum=24) 143 is semiprime (biprime or 2-almost prime) 143 sum of prime factors is: 24 143 is ThurmNumber 143 is the sum of 7 consecutive primes (11+13+17+19+23+29+31) 143 in octal is 0217 143 in hexadecimal is 0x8f 143 in binary is 10001111 (is odious) 143 nearest square numbers: -22...1 (121...144 [12]) sqrt(143) = 11.9583 ln(143) = 4.96284 log(143) = 2.15534 143 reciprocal is .00699300699300699300699300699300 143! is 3.85437e+247 143 is 45.5183 Pi years 143 is 7 score and 3 years 143 written as a Roman numeral is CXLIII

`is repdigit number 99.`

143_{8}

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

**Created:** 29 November 2009

This work is licensed under a Creative Commons Attribution 3.0 United States License.