Gematria Calculation Result for darkness cannot be divided on Rabbis

This is calculated by summing each letter's value: d(4) + a(1) + r(90) + k(20) + n(50) + e(5) + s(100) + s(100) + (0) + c(3) + a(1) + n(50) + n(50) + o(60) + t(200) + (0) + b(2) + e(5) + (0) + d(4) + i(9) + v(400) + i(9) + d(4) + e(5) + d(4).