This road sign is at the western terminus of I-40 in Barstow, California.

The road sign says...

+----------------+ | Wilmington NC | | I-40 2554 mi | +----------------+the numbers are: 40 2554 rsCardinalityEval: gcf(40, 2554) = 2 * There are two numbers in this road sign. BARSfunc rsStateEval: 40 - mult_digits(sum_digits(spf(2554))) = 31 * California was the 31st state admitted to the Union. * spf(n) = sum of the prime factors of n domain: n must be composite number * sum_digits(n) = sum the digits of n domain: n must be a prime number * mult_digits(n) = product of the digits of n domain: n must be a prime number * 2554 is a composite number; spf(2554) = 2+1277 = 1279 * 1279 is a prime number; sum_digits(1279) = 1+2+7+9 = 19 * 19 is a prime number; mult_digits(19) = 1*9 = 9 BARSfunc off-by-one rs42Eval: 40 + sqrt(mult_digits(sum_digits(spf(2554))) = 42+1 * 42 is the "Answer to Life, the Universe, and Everything" BARSfunc rs37Eval: 40 - sqrt(mult_digits(sum_digits(spf(2554))) = 37 * There was no official rs37Eval when this BARS was created; * however, MathBabbler was considering adding it. *Why add rs37Eval?37 Heaven @ http://thirty-seven.org

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

**Created:** 13 June 2012

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