update number_theory/test_long_int.cpp #190

Job	Run time
test-clang-on-ubuntu-20.04	22m 58s
test-gcc-on-ubuntu-20.04	10m 20s
test-gcc-mingw-w64-i686-posix-on-ubuntu-22.04	2m 21s
test-clang-on-ubuntu-22.04	22m 20s
test-gcc-mingw-w64-x86_64-posix-on-ubuntu-22.04	24m 52s
test-gcc-on-ubuntu-22.04	26m 26s
test-gcc-mingw-w64-i686-posix-on-ubuntu-24.04	2m 53s
test-gcc-on-ubuntu-24.04	33m 40s
test-gcc-mingw-w64-x86_64-posix-on-ubuntu-24.04	41m 38s
test-clang-on-ubuntu-24.04	30m 37s
	3h 38m 5s

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