Gematria Calculation Result for who david nathaniel bridge really is on Roman Numeral

This is calculated by summing each letter's value: w(0) + h(0) + o(0) + (0) + d(500) + a(0) + v(5) + i(1) + d(500) + (0) + n(0) + a(0) + t(0) + h(0) + a(0) + n(0) + i(1) + e(0) + l(50) + (0) + b(0) + r(0) + i(1) + d(500) + g(0) + e(0) + (0) + r(0) + e(0) + a(0) + l(50) + l(50) + y(0) + (0) + i(1) + s(0).