diff --git a/hutool-core/src/main/java/cn/hutool/core/math/NumberUtil.java b/hutool-core/src/main/java/cn/hutool/core/math/NumberUtil.java
index 5ff7b4b00..7d00436d4 100644
--- a/hutool-core/src/main/java/cn/hutool/core/math/NumberUtil.java
+++ b/hutool-core/src/main/java/cn/hutool/core/math/NumberUtil.java
@@ -2,7 +2,6 @@ package cn.hutool.core.math;
 
 import cn.hutool.core.exceptions.UtilException;
 import cn.hutool.core.lang.Assert;
-import cn.hutool.core.math.Calculator;
 import cn.hutool.core.text.StrUtil;
 import cn.hutool.core.util.ArrayUtil;
 import cn.hutool.core.util.CharUtil;
@@ -34,8 +33,7 @@ import java.util.Set;
  * </p>
  * 相关介绍：
  * <ul>
- * <li>http://www.oschina.net/code/snippet_563112_25237</li>
- * <li>https://github.com/venusdrogon/feilong-core/wiki/one-jdk7-bug-thinking</li>
+ * <li><a href="https://github.com/venusdrogon/feilong-core/wiki/one-jdk7-bug-thinking">one-jdk7-bug-thinking</a></li>
  * </ul>
  *
  * @author Looly
@@ -2454,7 +2452,7 @@ public class NumberUtil {
 			return 0L;
 		}
 
-		if (number.startsWith("0x")) {
+		if(StrUtil.startWithIgnoreCase(number, "0x")){
 			// 0x04表示16进制数
 			return Long.parseLong(number.substring(2), 16);
 		}
@@ -2528,6 +2526,11 @@ public class NumberUtil {
 	 * @since 4.1.15
 	 */
 	public static Number parseNumber(final String numberStr) throws NumberFormatException {
+		if(StrUtil.startWithIgnoreCase(numberStr, "0x")){
+			// 0x04表示16进制数
+			return Long.parseLong(numberStr.substring(2), 16);
+		}
+
 		try {
 			final NumberFormat format = NumberFormat.getInstance();
 			if (format instanceof DecimalFormat) {
diff --git a/hutool-core/src/test/java/cn/hutool/core/util/NumberUtilTest.java b/hutool-core/src/test/java/cn/hutool/core/util/NumberUtilTest.java
index be0b18a20..4b1848923 100644
--- a/hutool-core/src/test/java/cn/hutool/core/util/NumberUtilTest.java
+++ b/hutool-core/src/test/java/cn/hutool/core/util/NumberUtilTest.java
@@ -293,6 +293,13 @@ public class NumberUtilTest {
 		Assert.assertEquals(1482L, v2.longValue());
 	}
 
+	@Test
+	public void parseHexNumberTest() {
+		// 千位分隔符去掉
+		final int v1 = NumberUtil.parseNumber("0xff").intValue();
+		Assert.assertEquals(255, v1);
+	}
+
 	@Test
 	public void parseLongTest() {
 		long number = NumberUtil.parseLong("0xFF");